백준 2438 / 자바

www.acmicpc.net/problem/2438

2438번: 별 찍기 - 1

import java.io.*;

public class Main {

	public static void main(String[] args) throws IOException {
		
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
		
		int T = Integer.parseInt(br.readLine());
		
		for(int i=1;i<=T;i++) {
			for(int j=0;j<i;j++) {
				bw.append("*");
			}
			bw.newLine();
		}
		bw.flush();
		bw.close();
	}

}