用Java实现以下编程

Question

Answer 1

import java.util.Scanner;

public class A {

  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    sc.close();
    for (int i = 1; i <= (n + 1) / 2; i++) {
      for (int j = 0; j < (n + 1) / 2 - i; j++) {
        System.out.print("  ");
      }
      for (int j = 0; j < 2 * i - 1; j++) {
        System.out.print("* ");
      }
      System.out.println();
    }
  }
}