CS003 ArithmeticAssignment

CS003_ArithmeticAssignment/.vscode/launch.json

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+{
+   // Use IntelliSense to find out which attributes exist for C# debugging
+   // Use hover for the description of the existing attributes
+   // For further information visit https://github.com/OmniSharp/omnisharp-vscode/blob/master/debugger-launchjson.md
+   "version": "0.2.0",
+   "configurations": [
+        {
+            "name": ".NET Core Launch (console)",
+            "type": "coreclr",
+            "request": "launch",
+            "preLaunchTask": "build",
+            // If you have changed target frameworks, make sure to update the program path.
+            "program": "${workspaceFolder}/bin/Debug/netcoreapp3.1/CS003_ArithmeticAssignment.dll",
+            "args": [],
+            "cwd": "${workspaceFolder}",
+            // For more information about the 'console' field, see https://aka.ms/VSCode-CS-LaunchJson-Console
+            "console": "internalConsole",
+            "stopAtEntry": false
+        },
+        {
+            "name": ".NET Core Attach",
+            "type": "coreclr",
+            "request": "attach",
+            "processId": "${command:pickProcess}"
+        }
+    ]
+}

CS003_ArithmeticAssignment/.vscode/tasks.json

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+{
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "build",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "build",
+                "${workspaceFolder}/CS003_ArithmeticAssignment.csproj",
+                "/property:GenerateFullPaths=true",
+                "/consoleloggerparameters:NoSummary"
+            ],
+            "problemMatcher": "$msCompile"
+        },
+        {
+            "label": "publish",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "publish",
+                "${workspaceFolder}/CS003_ArithmeticAssignment.csproj",
+                "/property:GenerateFullPaths=true",
+                "/consoleloggerparameters:NoSummary"
+            ],
+            "problemMatcher": "$msCompile"
+        },
+        {
+            "label": "watch",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "watch",
+                "run",
+                "${workspaceFolder}/CS003_ArithmeticAssignment.csproj",
+                "/property:GenerateFullPaths=true",
+                "/consoleloggerparameters:NoSummary"
+            ],
+            "problemMatcher": "$msCompile"
+        }
+    ]
+}

CS003_ArithmeticAssignment/CS003_ArithmeticAssignment.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+  </PropertyGroup>
+
+</Project>

CS003_ArithmeticAssignment/Program.cs

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+using System;
+
+namespace CS003_ArithmeticAssignment
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+
+            // // Cộng - Trừ
+            // int a = 28;
+            // int b = 10;
+            // Console.WriteLine(a + b);  // In ra: 38
+            // Console.WriteLine(a - b);  // In ra: 18
+
+            // // Nhân
+            // float a = 1.2f;
+            // int b = 3; 
+            // Console.WriteLine(a * b);  // In ra 3.6
+
+            // // Chia
+            // float a = 1.2f;
+            // int b = 3; 
+            // Console.WriteLine(a / b);  // In ra 0.4
+
+            // // Chia 2 số nguyên
+            // int a = 10;
+            // int b = 3; 
+            // Console.WriteLine(a / b);  // In ra 3
+            // Console.WriteLine(a / (float)b);  // In ra 3.333333
+
+            // // Chia lấy dư
+            // int a = 8;
+            // int b = 3; 
+            // Console.WriteLine(a % b);  // In ra 2
+
+            // // Độ ưu tiên
+            // Console.WriteLine(5 + 3 * 2);         // 11
+            // Console.WriteLine(6 / 2 + 3 * 2);     // 9
+            // Console.WriteLine(6 / (2 + 3) * 2);   // 2
+
+            // // Toán tử gán =
+            // int x = 10 + 12;  // x bằng 22
+            // Console.WriteLine(x);
+
+            // // Toán tử += 
+            // int x = 10;
+            // x += 2;         // x bằng 12
+
+            // // Toán tử -=
+            // int c = 10;
+            // c -= 3;         // c = 7
+
+            // //Toán tử *=
+            // int x = 2;
+            // x *= 3;         //x = 6
+
+
+
+            //// Tăng - Giảm
+            // int a = 10;
+            // a++;    // a là 11 (thêm 1)
+            // ++a;    // a là 12 (thêm 1)
+
+            // a--;    // a là 11 (bớt 1)
+            // --a;    // a là 10 (bớt 1)
+
+            // int a = 5;
+            // int b = 2 * a++;  // b = 10; a = 6 
+
+
+
+
+
+
+
+
+        }
+    }
+}

Readme.md

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+## Ví dụ về các toán tử số học (Arithmetic Operators) và toán tử gán (Assignment Operators)
+https://xuanthulab.net/cac-toan-tu-tinh-toan-so-hoc-trong-c-toan-tu-gan-va-tang-giam.html