[C++]백준 2440번:별 찍기 - 3

https://www.acmicpc.net/problem/2440

#include <iostream>

using namespace std;

int main() {

int N;

while (true) {

cin >> N;

if (N >=1 && N <= 100)

break;

}

for (int i = 0; i <= N; i++) {

for (int k = N-i; k > 0; k--)

cout << "*";

cout << '\n';

}

}