栈实现递归实现汉诺塔问题

 1 public class JavaDemo {
 2     private int c = 0;
 3 
 4     public static void main(String[] args) {
 5         JavaDemo demo = new JavaDemo();
 6         demo.hanoi(3, 'x', 'y', 'z');
 7     }
 8     
 9     public void hanoi(int n, char x, char y, char z){
10     if(n == 1){
11         move(x, 1, z);
12     }else{
13         hanoi(n - 1, x, z, y);
14         move(x, n, z);
15         hanoi(n - 1, y, x, z);
16     }    
17     }
18     
19     public void move(char x, int n, char z){
20         System.out.println("第" + ++c + "次移动：" + n + "号圆盘," + x + "->" + z);
21     }
22 }