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labs/lab3_done/Comp/Program.cs

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+using System;
+using System.Globalization;
+
+class Program
+{
+    static void FuncWhile()
+    {
+        var ci = CultureInfo.InvariantCulture;
+        double x1 = double.Parse(Console.ReadLine(), ci);
+        double x2 = double.Parse(Console.ReadLine(), ci);
+        double h = double.Parse(Console.ReadLine(), ci);
+        double x = x1;
+        while (x <= x2 + 1e-12)
+        {
+            double y = Math.Sin(x);
+            Console.WriteLine($"while: {x.ToString(ci)} {y.ToString(ci)}");
+            x += h;
+        }
+    }
+
+    static void FuncDoWhile()
+    {
+        var ci = CultureInfo.InvariantCulture;
+        double x1 = double.Parse(Console.ReadLine(), ci);
+        double x2 = double.Parse(Console.ReadLine(), ci);
+        double h = double.Parse(Console.ReadLine(), ci);
+        double x = x1;
+        if (h <= 0) return;
+        do
+        {
+            double y = Math.Sin(x);
+            Console.WriteLine($"do-while: {x.ToString(ci)} {y.ToString(ci)}");
+            x += h;
+        } while (x - h < x2 + 1e-12);
+    }
+
+    static int GcdWhile(int a, int b)
+    {
+        a = Math.Abs(a);
+        b = Math.Abs(b);
+        while (b != 0)
+        {
+            int temp = a % b;
+            a = b;
+            b = temp;
+        }
+        return a;
+    }
+
+    static int GcdDoWhile(int a, int b)
+    {
+        a = Math.Abs(a);
+        b = Math.Abs(b);
+        int temp;
+        if (b == 0) return a;
+        do
+        {
+            temp = a % b;
+            a = b;
+            b = temp;
+        } while (b != 0);
+        return a;
+    }
+
+    static void Main()
+    {
+        Console.WriteLine("=== Функция с while ===");
+        FuncWhile();
+
+        Console.WriteLine("=== Функция с do-while ===");
+        FuncDoWhile();
+
+        Console.WriteLine("Введите два числа для НОД (while):");
+        int a = int.Parse(Console.ReadLine());
+        int b = int.Parse(Console.ReadLine());
+        Console.WriteLine($"НОД (while): {GcdWhile(a, b)}");
+
+        Console.WriteLine("Введите два числа для НОД (do-while):");
+        a = int.Parse(Console.ReadLine());
+        b = int.Parse(Console.ReadLine());
+        Console.WriteLine($"НОД (do-while): {GcdDoWhile(a, b)}");
+    }
+}