Cs practicals.

Write a program to display the following pattern

A

Ba

Cba

Dcba

#include <iostream>

using namespace std;

int main() {

    int n;

    cin >> n;

    for (int i = 0; i < n; i++) {

        for (int j = i; j >= 0; j--) cout << char('A' + j);

        cout << endl;

    }

    return 0;

}