/**控制檯打印出等腰三角形
* @param args
*/
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("請輸入三角形的高：");
int  height = sc.nextInt();
for (int i = 0; i < height; i++) {
for (int j = 0; j <height-i; j++) {
System.out.print(" ");
}
for (int k = 0; k < 2*i+1; k++) {
System.out.print("*");
}
System.out.println();
}
}