2438 별찍기

 

 

 

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