BAEKJOON - 2438 : 별 찍기 - 1

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


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


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