Answer to Question #309763 in C# for chi

Question #309763

Machine Problem 5.9.

Write a program using two-­‐dimensional arrays that computes the sum of data in rows

and sum of data in columns of the 3x3 (three by three) array variable n[3[3].


Sample input/output dialogue:

5 9 8 = 22

3 8 2 = 13

4 3 9 = 16

-­‐-­‐-­‐-­‐-­‐-­‐-­‐-­‐-­‐-­‐-­‐-­‐-­‐-­‐-­‐-­‐-­‐-­‐-­‐-­‐-­‐

12 20 19


1
Expert's answer
2022-03-14T02:37:35-0400
public static void Main(string[] args)
    {
        int n = Convert.ToInt16( Console.ReadLine( ) ) + 1;
        int[ , ] arr = new int[ n, n ];
        
        Console.WriteLine( "enter the numbers" );
        for ( int i = 0; i < n - 1; i++ )
        {
            for ( int j = 0; j < n - 1; j++ )
            {
                arr[ i, j ] = Convert.ToInt16( Console.ReadLine( ) );
            }
        }
        
        for (int i = 0; i < n - 1 ; i++) {
            for (int j = 0; j < n - 1; j++) {
                arr[i, n - 1] += arr[i, j];
                arr[n - 1, j] += arr[i, j];
            }
        }
        
        for (int p = 0; p < n; p++) {
            for (int s = 0; s < n; s++) {
                if (s == n - 2 && p != n - 1) {
                    Console.Write(arr[p, s] + " = ");
                } else if (p == n - 1 && s == n - 1) {
                    
                } else {
                    Console.Write(arr[p, s] + " ");
                }
            }
            
            if (p == n - 2) {
                Console.WriteLine("\n------------");
            } else {
                Console.WriteLine();
            }
        }
    }

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