Java 实例 – 打印倒立的三角形

public class InvertedTriangle {
 public static void main(String[] args) {
 //打印倒立的三角形
 for (int m = 1; m <= 4; m++) {
 //打印空格
 for (int n = 0; n <= m; n++) {
 System.out.print(" ");
 }
 //打印*
 for (int x = 1; x <= 7 -2 * (m - 1); x++) {
 System.out.print("*");
 }
 System.out.println();
 } 
 }
}