package cn.test;
import java.util.Scanner;
public class Zyy {
public static void main (String[]args){
Scanner n = new Scanner(System.in);
System.out.println("请输入行数");
int h = n.nextInt();
for (int a = 1 ; a <=h;a++){
for ( int b = 0; b<h-a;b++){
System.out.print(" ");
}
for(int c= 1;c<=a;c++){
System.out.print("* ");
}
System.out.println();
}
}
}
