[백준 / 입출력] 2440 : 별 찍기 - 3 (Java)

<정답>

import java.io.*;

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());
        StringBuilder sb = new StringBuilder();
        
        for(int i=n; i>0; i--){
            for(int j=0; j<i; j++){
                sb.append('*');
            }
            sb.append("\n");
        }
        System.out.print(sb);
    }
}