백준알고리즘 2439번 java

import java.util.Scanner;

public class Main {
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int n=sc.nextInt();
        if(n>0 && n<101){
            for(int a=1; a<n+1; a++){
                for(int b=0; b<n-a; b++){
                    System.out.print(" ");
                }
                for(int c=0; c<a; c++){
                    System.out.print("*");
                }
                System.out.println();
            }
        }
    }
}