Example: Sum of Each Row and Column of a Matrix in C++ language

C
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// Sum of Each Row and Column of a Matrix in C++ language
#include <iostream>
using namespace std;

int main() {
    int a[10][10], i, j, x, y, sum = 0;

    cout << "-----Enter the number of rows & columns of the matrix-----\n";
    cin >> x >> y;

    cout << "\n-----Enter the co-efficients of the matrix-----\n";
    for (i = 0; i < x; ++i) {
        for (j = 0; j < y; ++j) {
            cin >> a[i][j];
        }
        cout << "\n";
    }

    for (i = 0; i < x; ++i) {
        for (j = 0; j < y; ++j) {
            sum = sum + a[i][j] ;
        }
 
        cout << "The Sum of the " << i << " position row is = " << sum << "\n";
        sum = 0; 
    }
    cout << "\n";

    sum = 0;

    for (j = 0; j < y; ++j) {
        for (i = 0; i < x; ++i) {
            sum = sum + a[i][j];
        }
 
        cout << "The Sum of the " << j << " position column is = " << sum << "\n";
        sum = 0;
    }
    return 0;
}