Question

In c++, use nested loops to print a matrix with all the even numbers from 1 to 80 displayed in 5 rows and 8 columns.

Answer 1

#include <iostream>

using namespace std;

int main() {
    for (int i = 0; i < 5; ++i) {
        for (int j = 0; j < 8; ++j) {
            cout << (8 * i + j + 1) * 2 << " ";
        }
        cout << endl;
    }
    return 0;
}