bai4.java

import java.util.Scanner;
public class bai4 {
	public static void main(String args[]) {
        Scanner in = new Scanner(System.in);
        int num = in.nextInt();
        triangle(num);
        
    }
    private static void triangle(int num) {
        for(int i = 1; i <= num; i++) {
            for(int j = 1; j <= num-i; j++) {
                System.out.printf(" ");
            }
            for(int j = 1; j <= i; j++) {
                System.out.printf("* ");
            }
            System.out.printf("\n");
        }
		return;
    }
}