completed lab2

Lab3/Lab2/Lab2/Program.cs

@@ -0,0 +1,40 @@
+using System;
+
+public class Laba2
+{
+    public static void Main(string[] args)
+    {
+        const int a = 2;
+        int[,] b = new[,]
+        {
+             { 1, 2, 8 },
+             { 3, 4, 5 },
+             { 6, 7, 9 }
+        };
+        int rows = b.GetLength(0);
+        int cols = b.GetLength(1);
+       for (int i = 0; i < rows; i++)
+        {
+            int Avg = 0;
+            for (int j = 0; j < cols; j++)
+            {
+                Console.Write(b[i, j] + " ");
+                Avg += b[i, j];
+            }
+            Avg = Avg / cols;
+            Console.Write($"-average of row is:{Avg};"  );
+            Console.WriteLine(" ");
+          
+        }
+       Console.WriteLine(" ");
+       for (int x = 0; x < rows; x++)
+       {
+           for (int y = 0; y < cols; y++)
+           {
+               Console.Write(b[x, y] * a + " ");
+
+           }
+           Console.WriteLine(" ");
+       }
+    }
+}