[백준 알고리즘] 2523번 별 찍기 - 13 (Python, Java)

<Python>

N = int(input())

for i in range(1, N+1):
    print("*"*i)
for i in reversed(range(N)):
    print("*"*i)

 

<Java>

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        int n = Integer.parseInt(br.readLine());

        for(int i=1; i<=n; i++){
            for(int j=1; j<=i; j++)
                System.out.print("*");
            System.out.println();
        }
        for(int i=n-1; i>0; i--){
            for(int j=1; j<=i; j++)
                System.out.print("*");
            System.out.println();
        }

    }
}

 

▼ 링크

https://www.acmicpc.net/problem/2523

2523번: 별 찍기 - 13