diff --git a/Calculator/Calculator/Program.cs b/Calculator/Calculator/Program.cs
index 3751555..5b01d44 100644
--- a/Calculator/Calculator/Program.cs
+++ b/Calculator/Calculator/Program.cs
@@ -1,2 +1,125 @@
-// See https://aka.ms/new-console-template for more information
-Console.WriteLine("Hello, World!");
+using System;
+
+namespace Calculator
+{
+    class Calculator
+    {
+        public static void Main(string[] args)
+        {
+            
+            var Cal = new Calculator();
+            Cal.Start();
+        }
+        public void Start()
+        {
+            while (true)
+            {
+                Console.WriteLine("Начало:");
+                string a = Console.ReadLine();
+                int b = 0;
+
+                switch (a)
+                {
+                    case "+":
+                        Console.WriteLine("Введите числа:");
+                        for (int i = 0; i == b;)
+                        {
+                            do
+                            {
+                                try
+                                {
+                                    b = Convert.ToInt32(Console.ReadLine());
+                                    i += b;
+                                    if (b > 0)
+                                        b -= 1;
+                                    Console.WriteLine($"Вывод: {i}");
+                                }
+                                catch 
+                                {
+                                    Console.WriteLine("Неверный синтаксис!");
+                                    continue;
+                                }
+                            } while (a == "+" && b != 0);
+                            Console.WriteLine("Конец сложения");
+                            break;
+                        }
+                    break;
+                    case "-":
+                        Console.WriteLine("Введите числа:");                        
+                        for (int i = 0; i == b;)
+                        {
+                            do
+                            {
+                                try
+                                {
+                                    int c = Convert.ToInt32(Console.ReadLine());
+                                    b = Convert.ToInt32(Console.ReadLine());
+                                    i = c -= b;
+                                    if (b > 0)
+                                        b -= 1;//нужно исправить вылетает когда 1 пишем
+                                    Console.WriteLine($"Вывод: {i}");
+                                }
+                                catch
+                                {
+                                    Console.WriteLine("Неверный синтаксис!");
+                                    continue;
+                                }
+                                
+                            }   while (a == "-" && b != 0);                               
+                        }
+                        Console.WriteLine("Конец вычитания");
+                        break;
+                    case "*":
+                        Console.WriteLine("Введите числа:");
+                        b = 1;
+                        for (int i = 1; i == b;)
+                        {
+                            do
+                            {
+                                try
+                                {
+                                    b = Convert.ToInt32(Console.ReadLine());
+                                    i *= b;
+                                    if (b > 0)
+                                        b -= 1;
+                                    Console.WriteLine($"Вывод: {i}");
+                                }
+                                catch
+                                {
+                                    Console.WriteLine("Неверный синтаксис!");
+                                    continue;
+                                }
+
+                            } while (a == "*" && b != 0);
+                        }
+                        break;
+                    case "/":
+                        float g = 0;
+                        Console.WriteLine("Введите числа:");                  
+                        for (float i = 0f; i == g;)
+                        {
+                            do
+                            {
+                                try
+                                {
+                                    float c = Convert.ToInt32(Console.ReadLine());
+                                    g = Convert.ToInt32(Console.ReadLine());
+                                    i = c /= g;
+                                    if (g > 0f)
+                                        g -= 1;
+                                    Console.WriteLine($"Вывод: {i}");
+                                }
+                                catch
+                                {
+                                    Console.WriteLine("Неверный синтаксис!");
+                                    continue;
+                                }
+
+                            } while (a == "/" && g != 0);
+                        }
+                        break;
+                }
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/Calculator/Calculator/bin/Debug/net8.0/Calculator.deps.json b/Calculator/Calculator/bin/Debug/net8.0/Calculator.deps.json
new file mode 100644
index 0000000..0ceff45
--- /dev/null
+++ b/Calculator/Calculator/bin/Debug/net8.0/Calculator.deps.json
@@ -0,0 +1,23 @@
+{
+  "runtimeTarget": {
+    "name": ".NETCoreApp,Version=v8.0",
+    "signature": ""
+  },
+  "compilationOptions": {},
+  "targets": {
+    ".NETCoreApp,Version=v8.0": {
+      "Calculator/1.0.0": {
+        "runtime": {
+          "Calculator.dll": {}
+        }
+      }
+    }
+  },
+  "libraries": {
+    "Calculator/1.0.0": {
+      "type": "project",
+      "serviceable": false,
+      "sha512": ""
+    }
+  }
+}
\ No newline at end of file
diff --git a/Calculator/Calculator/bin/Debug/net8.0/Calculator.dll b/Calculator/Calculator/bin/Debug/net8.0/Calculator.dll
new file mode 100644
index 0000000..49e1b76
Binary files /dev/null and b/Calculator/Calculator/bin/Debug/net8.0/Calculator.dll differ
diff --git a/Calculator/Calculator/bin/Debug/net8.0/Calculator.exe b/Calculator/Calculator/bin/Debug/net8.0/Calculator.exe
new file mode 100644
index 0000000..06ed499
Binary files /dev/null and b/Calculator/Calculator/bin/Debug/net8.0/Calculator.exe differ
diff --git a/Calculator/Calculator/bin/Debug/net8.0/Calculator.pdb b/Calculator/Calculator/bin/Debug/net8.0/Calculator.pdb
new file mode 100644
index 0000000..921552b
Binary files /dev/null and b/Calculator/Calculator/bin/Debug/net8.0/Calculator.pdb differ
diff --git a/Calculator/Calculator/bin/Debug/net8.0/Calculator.runtimeconfig.json b/Calculator/Calculator/bin/Debug/net8.0/Calculator.runtimeconfig.json
new file mode 100644
index 0000000..becfaea
--- /dev/null
+++ b/Calculator/Calculator/bin/Debug/net8.0/Calculator.runtimeconfig.json
@@ -0,0 +1,12 @@
+{
+  "runtimeOptions": {
+    "tfm": "net8.0",
+    "framework": {
+      "name": "Microsoft.NETCore.App",
+      "version": "8.0.0"
+    },
+    "configProperties": {
+      "System.Runtime.Serialization.EnableUnsafeBinaryFormatterSerialization": false
+    }
+  }
+}
\ No newline at end of file