Release

App.config

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5.2" />
+    </startup>
+</configuration>

Form1.Designer.cs

@@ -0,0 +1,317 @@
+namespace Calculator
+{
+    partial class Form1
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.button1 = new System.Windows.Forms.Button();
+            this.button2 = new System.Windows.Forms.Button();
+            this.button3 = new System.Windows.Forms.Button();
+            this.button4 = new System.Windows.Forms.Button();
+            this.button6 = new System.Windows.Forms.Button();
+            this.button7 = new System.Windows.Forms.Button();
+            this.button8 = new System.Windows.Forms.Button();
+            this.button9 = new System.Windows.Forms.Button();
+            this.button10 = new System.Windows.Forms.Button();
+            this.button12 = new System.Windows.Forms.Button();
+            this.button13 = new System.Windows.Forms.Button();
+            this.button14 = new System.Windows.Forms.Button();
+            this.button15 = new System.Windows.Forms.Button();
+            this.button20 = new System.Windows.Forms.Button();
+            this.button18 = new System.Windows.Forms.Button();
+            this.button16 = new System.Windows.Forms.Button();
+            this.button17 = new System.Windows.Forms.Button();
+            this.textBox_Result = new System.Windows.Forms.TextBox();
+            this.label_Show_Op = new System.Windows.Forms.Label();
+            this.SuspendLayout();
+            // 
+            // button1
+            // 
+            this.button1.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button1.Location = new System.Drawing.Point(12, 64);
+            this.button1.Name = "button1";
+            this.button1.Size = new System.Drawing.Size(45, 45);
+            this.button1.TabIndex = 0;
+            this.button1.Text = "7";
+            this.button1.UseVisualStyleBackColor = true;
+            this.button1.Click += new System.EventHandler(this.button15_Click);
+            // 
+            // button2
+            // 
+            this.button2.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button2.Location = new System.Drawing.Point(63, 64);
+            this.button2.Name = "button2";
+            this.button2.Size = new System.Drawing.Size(45, 45);
+            this.button2.TabIndex = 1;
+            this.button2.Text = "8";
+            this.button2.UseVisualStyleBackColor = true;
+            this.button2.Click += new System.EventHandler(this.button15_Click);
+            // 
+            // button3
+            // 
+            this.button3.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button3.Location = new System.Drawing.Point(165, 64);
+            this.button3.Name = "button3";
+            this.button3.Size = new System.Drawing.Size(45, 45);
+            this.button3.TabIndex = 2;
+            this.button3.Text = "÷";
+            this.button3.UseVisualStyleBackColor = true;
+            this.button3.Click += new System.EventHandler(this.Operator_click_Event);
+            // 
+            // button4
+            // 
+            this.button4.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button4.Location = new System.Drawing.Point(114, 64);
+            this.button4.Name = "button4";
+            this.button4.Size = new System.Drawing.Size(45, 45);
+            this.button4.TabIndex = 3;
+            this.button4.Text = "9";
+            this.button4.UseVisualStyleBackColor = true;
+            this.button4.Click += new System.EventHandler(this.button15_Click);
+            // 
+            // button6
+            // 
+            this.button6.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button6.Location = new System.Drawing.Point(216, 64);
+            this.button6.Name = "button6";
+            this.button6.Size = new System.Drawing.Size(45, 96);
+            this.button6.TabIndex = 9;
+            this.button6.Text = "C";
+            this.button6.UseVisualStyleBackColor = true;
+            this.button6.Click += new System.EventHandler(this.button6_Click);
+            // 
+            // button7
+            // 
+            this.button7.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button7.Location = new System.Drawing.Point(114, 115);
+            this.button7.Name = "button7";
+            this.button7.Size = new System.Drawing.Size(45, 45);
+            this.button7.TabIndex = 8;
+            this.button7.Text = "6";
+            this.button7.UseVisualStyleBackColor = true;
+            this.button7.Click += new System.EventHandler(this.button15_Click);
+            // 
+            // button8
+            // 
+            this.button8.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button8.Location = new System.Drawing.Point(165, 115);
+            this.button8.Name = "button8";
+            this.button8.Size = new System.Drawing.Size(45, 45);
+            this.button8.TabIndex = 7;
+            this.button8.Text = "x";
+            this.button8.UseVisualStyleBackColor = true;
+            this.button8.Click += new System.EventHandler(this.Operator_click_Event);
+            // 
+            // button9
+            // 
+            this.button9.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button9.Location = new System.Drawing.Point(63, 115);
+            this.button9.Name = "button9";
+            this.button9.Size = new System.Drawing.Size(45, 45);
+            this.button9.TabIndex = 6;
+            this.button9.Text = "5";
+            this.button9.UseVisualStyleBackColor = true;
+            this.button9.Click += new System.EventHandler(this.button15_Click);
+            // 
+            // button10
+            // 
+            this.button10.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button10.Location = new System.Drawing.Point(12, 115);
+            this.button10.Name = "button10";
+            this.button10.Size = new System.Drawing.Size(45, 45);
+            this.button10.TabIndex = 5;
+            this.button10.Text = "4";
+            this.button10.UseVisualStyleBackColor = true;
+            this.button10.Click += new System.EventHandler(this.button15_Click);
+            // 
+            // button12
+            // 
+            this.button12.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button12.Location = new System.Drawing.Point(114, 166);
+            this.button12.Name = "button12";
+            this.button12.Size = new System.Drawing.Size(45, 45);
+            this.button12.TabIndex = 13;
+            this.button12.Text = "3";
+            this.button12.UseVisualStyleBackColor = true;
+            this.button12.Click += new System.EventHandler(this.button15_Click);
+            // 
+            // button13
+            // 
+            this.button13.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button13.Location = new System.Drawing.Point(165, 166);
+            this.button13.Name = "button13";
+            this.button13.Size = new System.Drawing.Size(45, 45);
+            this.button13.TabIndex = 12;
+            this.button13.Text = "-";
+            this.button13.UseVisualStyleBackColor = true;
+            this.button13.Click += new System.EventHandler(this.Operator_click_Event);
+            // 
+            // button14
+            // 
+            this.button14.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button14.Location = new System.Drawing.Point(63, 166);
+            this.button14.Name = "button14";
+            this.button14.Size = new System.Drawing.Size(45, 45);
+            this.button14.TabIndex = 11;
+            this.button14.Text = "2";
+            this.button14.UseVisualStyleBackColor = true;
+            this.button14.Click += new System.EventHandler(this.button15_Click);
+            // 
+            // button15
+            // 
+            this.button15.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button15.Location = new System.Drawing.Point(12, 166);
+            this.button15.Name = "button15";
+            this.button15.Size = new System.Drawing.Size(45, 45);
+            this.button15.TabIndex = 10;
+            this.button15.Text = "1";
+            this.button15.UseVisualStyleBackColor = true;
+            this.button15.Click += new System.EventHandler(this.button15_Click);
+            // 
+            // button20
+            // 
+            this.button20.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button20.Location = new System.Drawing.Point(12, 217);
+            this.button20.Name = "button20";
+            this.button20.Size = new System.Drawing.Size(96, 45);
+            this.button20.TabIndex = 15;
+            this.button20.Text = "0";
+            this.button20.UseVisualStyleBackColor = true;
+            this.button20.Click += new System.EventHandler(this.button15_Click);
+            // 
+            // button18
+            // 
+            this.button18.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button18.Location = new System.Drawing.Point(165, 217);
+            this.button18.Name = "button18";
+            this.button18.Size = new System.Drawing.Size(45, 45);
+            this.button18.TabIndex = 17;
+            this.button18.Text = "+";
+            this.button18.UseVisualStyleBackColor = true;
+            this.button18.Click += new System.EventHandler(this.Operator_click_Event);
+            // 
+            // button16
+            // 
+            this.button16.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button16.Location = new System.Drawing.Point(216, 166);
+            this.button16.Name = "button16";
+            this.button16.Size = new System.Drawing.Size(45, 96);
+            this.button16.TabIndex = 19;
+            this.button16.Text = "=";
+            this.button16.UseVisualStyleBackColor = true;
+            this.button16.Click += new System.EventHandler(this.button16_Click);
+            // 
+            // button17
+            // 
+            this.button17.Font = new System.Drawing.Font("Microsoft Sans Serif", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.button17.Location = new System.Drawing.Point(114, 217);
+            this.button17.Name = "button17";
+            this.button17.Size = new System.Drawing.Size(45, 45);
+            this.button17.TabIndex = 18;
+            this.button17.Text = ".";
+            this.button17.UseVisualStyleBackColor = true;
+            this.button17.Click += new System.EventHandler(this.button15_Click);
+            // 
+            // textBox_Result
+            // 
+            this.textBox_Result.Font = new System.Drawing.Font("Microsoft Sans Serif", 18F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.textBox_Result.Location = new System.Drawing.Point(11, 23);
+            this.textBox_Result.Name = "textBox_Result";
+            this.textBox_Result.Size = new System.Drawing.Size(249, 35);
+            this.textBox_Result.TabIndex = 20;
+            this.textBox_Result.Text = "0";
+            this.textBox_Result.TextAlign = System.Windows.Forms.HorizontalAlignment.Right;
+            // 
+            // label_Show_Op
+            // 
+            this.label_Show_Op.AutoSize = true;
+            this.label_Show_Op.Font = new System.Drawing.Font("Microsoft Sans Serif", 9F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
+            this.label_Show_Op.Location = new System.Drawing.Point(12, 5);
+            this.label_Show_Op.Name = "label_Show_Op";
+            this.label_Show_Op.Size = new System.Drawing.Size(0, 15);
+            this.label_Show_Op.TabIndex = 21;
+            // 
+            // Form1
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(272, 273);
+            this.Controls.Add(this.label_Show_Op);
+            this.Controls.Add(this.textBox_Result);
+            this.Controls.Add(this.button16);
+            this.Controls.Add(this.button17);
+            this.Controls.Add(this.button18);
+            this.Controls.Add(this.button20);
+            this.Controls.Add(this.button12);
+            this.Controls.Add(this.button13);
+            this.Controls.Add(this.button14);
+            this.Controls.Add(this.button15);
+            this.Controls.Add(this.button6);
+            this.Controls.Add(this.button7);
+            this.Controls.Add(this.button8);
+            this.Controls.Add(this.button9);
+            this.Controls.Add(this.button10);
+            this.Controls.Add(this.button4);
+            this.Controls.Add(this.button3);
+            this.Controls.Add(this.button2);
+            this.Controls.Add(this.button1);
+            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
+            this.MaximizeBox = false;
+            this.Name = "Form1";
+            this.SizeGripStyle = System.Windows.Forms.SizeGripStyle.Show;
+            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
+            this.Text = "Calculator";
+         
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private System.Windows.Forms.Button button1;
+        private System.Windows.Forms.Button button2;
+        private System.Windows.Forms.Button button3;
+        private System.Windows.Forms.Button button4;
+        private System.Windows.Forms.Button button6;
+        private System.Windows.Forms.Button button7;
+        private System.Windows.Forms.Button button8;
+        private System.Windows.Forms.Button button9;
+        private System.Windows.Forms.Button button10;
+        private System.Windows.Forms.Button button12;
+        private System.Windows.Forms.Button button13;
+        private System.Windows.Forms.Button button14;
+        private System.Windows.Forms.Button button15;
+        private System.Windows.Forms.Button button20;
+        private System.Windows.Forms.Button button18;
+        private System.Windows.Forms.Button button16;
+        private System.Windows.Forms.Button button17;
+        private System.Windows.Forms.TextBox textBox_Result;
+        private System.Windows.Forms.Label label_Show_Op;
+    }
+}
+

Form1.cs

@@ -0,0 +1,108 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace Calculator
+{
+    public partial class Form1 : Form
+    {
+        Double Result = 0;
+        String OperDef = " ";
+        bool IsOperator = false;
+
+
+        public Form1()
+        {
+            InitializeComponent();
+        }
+
+    
+
+        private void button15_Click(object sender, EventArgs e)
+        {
+            if (textBox_Result.Text == "0" || IsOperator)
+                textBox_Result.Clear();
+
+            IsOperator = false;
+            Button button = (Button)sender;
+            if(button.Text == ".")
+            {
+                if(!textBox_Result.Text.Contains("."))
+                    textBox_Result.Text += button.Text;
+            }
+
+            else
+            textBox_Result.Text += button.Text;
+        }
+
+
+        private void Operator_click_Event(object sender, EventArgs e)
+        {
+
+            Button button = (Button)sender;
+          
+            if (Result != 0)
+            {
+                button16.PerformClick();
+                OperDef = button.Text;
+                label_Show_Op.Text = Result + " " + OperDef;
+                IsOperator = true;
+            }
+            else
+            {
+
+                OperDef = button.Text;
+                Result = Double.Parse(textBox_Result.Text);
+                label_Show_Op.Text = Result + " " + OperDef;
+                IsOperator = true;
+            }
+        
+        }
+        private void button5_Click(object sender, EventArgs e)
+        {         
+            textBox_Result.Text = "0";
+        }
+
+        private void button6_Click(object sender, EventArgs e)
+        {
+            label_Show_Op.Text = null;
+            textBox_Result.Text = null;
+            Result = 0;
+        }
+        private void button16_Click(object sender, EventArgs e)
+        {
+   
+            switch (OperDef)
+            {
+                case "+":
+                    textBox_Result.Text = (Result + Double.Parse(textBox_Result.Text)).ToString();
+                    break;
+
+                case "-":
+                    textBox_Result.Text = (Result - Double.Parse(textBox_Result.Text)).ToString();
+                    break;
+
+                case "x":
+                    textBox_Result.Text = (Result * Double.Parse(textBox_Result.Text)).ToString();
+                    break;
+
+                case "÷":
+                    textBox_Result.Text = (Result / Double.Parse(textBox_Result.Text)).ToString();
+                    break;
+
+                default:
+                    break;
+            }
+            Result = Double.Parse(textBox_Result.Text);
+            label_Show_Op.Text = null;
+        }
+
+       
+    }
+}

Form1.resx

@@ -0,0 +1,120 @@
+<?xml version="1.0" encoding="utf-8"?>
+<root>
+  <!-- 
+    Microsoft ResX Schema 
+    
+    Version 2.0
+    
+    The primary goals of this format is to allow a simple XML format 
+    that is mostly human readable. The generation and parsing of the 
+    various data types are done through the TypeConverter classes 
+    associated with the data types.
+    
+    Example:
+    
+    ... ado.net/XML headers & schema ...
+    <resheader name="resmimetype">text/microsoft-resx</resheader>
+    <resheader name="version">2.0</resheader>
+    <resheader name="reader">System.Resources.ResXResourceReader, System.Windows.Forms, ...</resheader>
+    <resheader name="writer">System.Resources.ResXResourceWriter, System.Windows.Forms, ...</resheader>
+    <data name="Name1"><value>this is my long string</value><comment>this is a comment</comment></data>
+    <data name="Color1" type="System.Drawing.Color, System.Drawing">Blue</data>
+    <data name="Bitmap1" mimetype="application/x-microsoft.net.object.binary.base64">
+        <value>[base64 mime encoded serialized .NET Framework object]</value>
+    </data>
+    <data name="Icon1" type="System.Drawing.Icon, System.Drawing" mimetype="application/x-microsoft.net.object.bytearray.base64">
+        <value>[base64 mime encoded string representing a byte array form of the .NET Framework object]</value>
+        <comment>This is a comment</comment>
+    </data>
+                
+    There are any number of "resheader" rows that contain simple 
+    name/value pairs.
+    
+    Each data row contains a name, and value. The row also contains a 
+    type or mimetype. Type corresponds to a .NET class that support 
+    text/value conversion through the TypeConverter architecture. 
+    Classes that don't support this are serialized and stored with the 
+    mimetype set.
+    
+    The mimetype is used for serialized objects, and tells the 
+    ResXResourceReader how to depersist the object. This is currently not 
+    extensible. For a given mimetype the value must be set accordingly:
+    
+    Note - application/x-microsoft.net.object.binary.base64 is the format 
+    that the ResXResourceWriter will generate, however the reader can 
+    read any of the formats listed below.
+    
+    mimetype: application/x-microsoft.net.object.binary.base64
+    value   : The object must be serialized with 
+            : System.Runtime.Serialization.Formatters.Binary.BinaryFormatter
+            : and then encoded with base64 encoding.
+    
+    mimetype: application/x-microsoft.net.object.soap.base64
+    value   : The object must be serialized with 
+            : System.Runtime.Serialization.Formatters.Soap.SoapFormatter
+            : and then encoded with base64 encoding.
+
+    mimetype: application/x-microsoft.net.object.bytearray.base64
+    value   : The object must be serialized into a byte array 
+            : using a System.ComponentModel.TypeConverter
+            : and then encoded with base64 encoding.
+    -->
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

Program.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace Calculator
+{
+    static class Program
+    {
+        /// <summary>
+        /// The main entry point for the application.
+        /// </summary>
+        [STAThread]
+        static void Main()
+        {
+            Application.EnableVisualStyles();
+            Application.SetCompatibleTextRenderingDefault(false);
+            Application.Run(new Form1());
+        }
+    }
+}

Properties/AssemblyInfo.cs

@@ -0,0 +1,36 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// Управление общими сведениями о сборке осуществляется с помощью 
+// набора атрибутов. Измените значения этих атрибутов, чтобы изменить сведения,
+// связанные со сборкой.
+[assembly: AssemblyTitle("SimpleCalc")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("SimpleCalc")]
+[assembly: AssemblyCopyright("Copyright ©  2020")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Параметр ComVisible со значением FALSE делает типы в сборке невидимыми 
+// для COM-компонентов.  Если требуется обратиться к типу в этой сборке через 
+// COM, задайте атрибуту ComVisible значение TRUE для этого типа.
+[assembly: ComVisible(false)]
+
+// Следующий GUID служит для идентификации библиотеки типов, если этот проект будет видимым для COM
+[assembly: Guid("42948689-cd2a-4d81-9ea8-90908309f32d")]
+
+// Сведения о версии сборки состоят из следующих четырех значений:
+//
+//      Основной номер версии
+//      Дополнительный номер версии 
+//   Номер сборки
+//      Редакция
+//
+// Можно задать все значения или принять номера сборки и редакции по умолчанию 
+// используя "*", как показано ниже:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]

Properties/Resources.Designer.cs

@@ -0,0 +1,71 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     Этот код создан программным средством.
+//     Версия среды выполнения: 4.0.30319.42000
+//
+//     Изменения в этом файле могут привести к неправильному поведению и будут утрачены, если
+//     код создан повторно.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+namespace SimpleCalc.Properties
+{
+
+
+    /// <summary>
+    ///   Класс ресурсов со строгим типом для поиска локализованных строк и пр.
+    /// </summary>
+    // Этот класс был автоматически создан при помощи StronglyTypedResourceBuilder
+    // класс с помощью таких средств, как ResGen или Visual Studio.
+    // Для добавления или удаления члена измените файл .ResX, а затем перезапустите ResGen
+    // с параметром /str или заново постройте свой VS-проект.
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "4.0.0.0")]
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+    [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
+    internal class Resources
+    {
+
+        private static global::System.Resources.ResourceManager resourceMan;
+
+        private static global::System.Globalization.CultureInfo resourceCulture;
+
+        [global::System.Diagnostics.CodeAnalysis.SuppressMessageAttribute("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
+        internal Resources()
+        {
+        }
+
+        /// <summary>
+        ///   Возврат кэшированного экземпляра ResourceManager, используемого этим классом.
+        /// </summary>
+        [global::System.ComponentModel.EditorBrowsableAttribute(global::System.ComponentModel.EditorBrowsableState.Advanced)]
+        internal static global::System.Resources.ResourceManager ResourceManager
+        {
+            get
+            {
+                if ((resourceMan == null))
+                {
+                    global::System.Resources.ResourceManager temp = new global::System.Resources.ResourceManager("SimpleCalc.Properties.Resources", typeof(Resources).Assembly);
+                    resourceMan = temp;
+                }
+                return resourceMan;
+            }
+        }
+
+        /// <summary>
+        ///   Переопределяет свойство CurrentUICulture текущего потока для всех
+        ///   подстановки ресурсов с помощью этого класса ресурсов со строгим типом.
+        /// </summary>
+        [global::System.ComponentModel.EditorBrowsableAttribute(global::System.ComponentModel.EditorBrowsableState.Advanced)]
+        internal static global::System.Globalization.CultureInfo Culture
+        {
+            get
+            {
+                return resourceCulture;
+            }
+            set
+            {
+                resourceCulture = value;
+            }
+        }
+    }
+}

Properties/Resources.resx

@@ -0,0 +1,117 @@
+<?xml version="1.0" encoding="utf-8"?>
+<root>
+  <!-- 
+    Microsoft ResX Schema 
+    
+    Version 2.0
+    
+    The primary goals of this format is to allow a simple XML format 
+    that is mostly human readable. The generation and parsing of the 
+    various data types are done through the TypeConverter classes 
+    associated with the data types.
+    
+    Example:
+    
+    ... ado.net/XML headers & schema ...
+    <resheader name="resmimetype">text/microsoft-resx</resheader>
+    <resheader name="version">2.0</resheader>
+    <resheader name="reader">System.Resources.ResXResourceReader, System.Windows.Forms, ...</resheader>
+    <resheader name="writer">System.Resources.ResXResourceWriter, System.Windows.Forms, ...</resheader>
+    <data name="Name1"><value>this is my long string</value><comment>this is a comment</comment></data>
+    <data name="Color1" type="System.Drawing.Color, System.Drawing">Blue</data>
+    <data name="Bitmap1" mimetype="application/x-microsoft.net.object.binary.base64">
+        <value>[base64 mime encoded serialized .NET Framework object]</value>
+    </data>
+    <data name="Icon1" type="System.Drawing.Icon, System.Drawing" mimetype="application/x-microsoft.net.object.bytearray.base64">
+        <value>[base64 mime encoded string representing a byte array form of the .NET Framework object]</value>
+        <comment>This is a comment</comment>
+    </data>
+                
+    There are any number of "resheader" rows that contain simple 
+    name/value pairs.
+    
+    Each data row contains a name, and value. The row also contains a 
+    type or mimetype. Type corresponds to a .NET class that support 
+    text/value conversion through the TypeConverter architecture. 
+    Classes that don't support this are serialized and stored with the 
+    mimetype set.
+    
+    The mimetype is used for serialized objects, and tells the 
+    ResXResourceReader how to depersist the object. This is currently not 
+    extensible. For a given mimetype the value must be set accordingly:
+    
+    Note - application/x-microsoft.net.object.binary.base64 is the format 
+    that the ResXResourceWriter will generate, however the reader can 
+    read any of the formats listed below.
+    
+    mimetype: application/x-microsoft.net.object.binary.base64
+    value   : The object must be serialized with 
+            : System.Serialization.Formatters.Binary.BinaryFormatter
+            : and then encoded with base64 encoding.
+    
+    mimetype: application/x-microsoft.net.object.soap.base64
+    value   : The object must be serialized with 
+            : System.Runtime.Serialization.Formatters.Soap.SoapFormatter
+            : and then encoded with base64 encoding.
+
+    mimetype: application/x-microsoft.net.object.bytearray.base64
+    value   : The object must be serialized into a byte array 
+            : using a System.ComponentModel.TypeConverter
+            : and then encoded with base64 encoding.
+    -->
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

Properties/Settings.Designer.cs

@@ -0,0 +1,30 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated by a tool.
+//     Runtime Version:4.0.30319.42000
+//
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+namespace SimpleCalc.Properties
+{
+
+
+    [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "11.0.0.0")]
+    internal sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase
+    {
+
+        private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings())));
+
+        public static Settings Default
+        {
+            get
+            {
+                return defaultInstance;
+            }
+        }
+    }
+}

Properties/Settings.settings

@@ -0,0 +1,7 @@
+<?xml version='1.0' encoding='utf-8'?>
+<SettingsFile xmlns="http://schemas.microsoft.com/VisualStudio/2004/01/settings" CurrentProfile="(Default)">
+  <Profiles>
+    <Profile Name="(Default)" />
+  </Profiles>
+  <Settings />
+</SettingsFile>

README.md

@@ -0,0 +1,6 @@
+# Simple Calc
+It is a simple C# based calculator
+# Screenshot
+<img src="https://github.com/renardein/calc/blob/master/assets/screenshot.png" alt="image" border="0"></img>
+# Download
+ You can download this shit <a href="https://github.com/renardein/calc/blob/master/assets/release.exe?raw=true">here</a>

SimpleCalc.csproj

@@ -0,0 +1,90 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{42948689-CD2A-4D81-9EA8-90908309F32D}</ProjectGuid>
+    <OutputType>WinExe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>SimpleCalc</RootNamespace>
+    <AssemblyName>SimpleCalc</AssemblyName>
+    <TargetFrameworkVersion>v4.5.2</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Deployment" />
+    <Reference Include="System.Drawing" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Windows.Forms" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Form1.cs">
+      <SubType>Form</SubType>
+    </Compile>
+    <Compile Include="Form1.Designer.cs">
+      <DependentUpon>Form1.cs</DependentUpon>
+    </Compile>
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+    <EmbeddedResource Include="Form1.resx">
+      <DependentUpon>Form1.cs</DependentUpon>
+    </EmbeddedResource>
+    <EmbeddedResource Include="Properties\Resources.resx">
+      <Generator>ResXFileCodeGenerator</Generator>
+      <LastGenOutput>Resources.Designer.cs</LastGenOutput>
+      <SubType>Designer</SubType>
+    </EmbeddedResource>
+    <Compile Include="Properties\Resources.Designer.cs">
+      <AutoGen>True</AutoGen>
+      <DependentUpon>Resources.resx</DependentUpon>
+    </Compile>
+    <None Include="Properties\Settings.settings">
+      <Generator>SettingsSingleFileGenerator</Generator>
+      <LastGenOutput>Settings.Designer.cs</LastGenOutput>
+    </None>
+    <Compile Include="Properties\Settings.Designer.cs">
+      <AutoGen>True</AutoGen>
+      <DependentUpon>Settings.settings</DependentUpon>
+      <DesignTimeSharedInput>True</DesignTimeSharedInput>
+    </Compile>
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="App.config" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>

SimpleCalc.sln

@@ -0,0 +1,22 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 14
+VisualStudioVersion = 14.0.25420.1
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SimpleCalc", "SimpleCalc.csproj", "{42948689-CD2A-4D81-9EA8-90908309F32D}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{42948689-CD2A-4D81-9EA8-90908309F32D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{42948689-CD2A-4D81-9EA8-90908309F32D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{42948689-CD2A-4D81-9EA8-90908309F32D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{42948689-CD2A-4D81-9EA8-90908309F32D}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+EndGlobal

bin/Debug/SimpleCalc.exe.config

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5.2" />
+    </startup>
+</configuration>

bin/Debug/SimpleCalc.vshost.exe.config

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5.2" />
+    </startup>
+</configuration>

bin/Debug/SimpleCalc.vshost.exe.manifest

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
+  <assemblyIdentity version="1.0.0.0" name="MyApplication.app"/>
+  <trustInfo xmlns="urn:schemas-microsoft-com:asm.v2">
+    <security>
+      <requestedPrivileges xmlns="urn:schemas-microsoft-com:asm.v3">
+        <requestedExecutionLevel level="asInvoker" uiAccess="false"/>
+      </requestedPrivileges>
+    </security>
+  </trustInfo>
+</assembly>