[2439번] Star Shooting 2 별찍기2 - For loop [C++]

https://www.acmicpc.net/problem/2439

#include <iostream>
#include <stdio.h>
 
using namespace std;
 
int main() {
    int N;
    cin >> N;
    for (int i = 0; i < N; i++) {
        for (int j = 0; j < N - (i+1); j++)
            printf(" ");
        for (int k = 0; k < i + 1; k++)
            printf("*");
        printf("\n");
    }
    return 0;
}