package com.lovo;import java.util.Scanner;public class GuessGesticulate {    public static void main(String[] args) {        boolean goon = true;        int me = 0;        Scanner sc = new Scanner(System.in);        Gesticulate ge = new Gesticulate();        do {            do {                System.out.print("1、石头   2、剪刀   3、布   你想出哪个？");                if (sc.hasNextInt()) {                    me = sc.nextInt();                } else {                    System.out.print("无效输入");                    sc.nextLine();                }            } while (me < 1 && me > 3);                        goon = ge.contrast(me);                        System.out.println(ge.getHint());                    } while (goon);    }}

package com.lovo;public class Gesticulate {    private int systemGesticulate = 0;    private String hint = "";        public Gesticulate(){        this.random();    }        public boolean contrast(int gesture) {        if(gesture == systemGesticulate){            random();            if(gesture == 1){                hint="电脑也是石头，平局！！！";            }else if (gesture == 2){                hint="电脑也是剪刀，平局！！！";            }else{                hint="电脑也是布，平局！！！";            }        }else if(systemGesticulate == 1){            if(gesture == 3){                hint ="电脑是石头,你赢了";                return false;            }else if(gesture == 2){                hint ="电脑是石头,你输了";                return false;            }        }else if(systemGesticulate == 2){            if(gesture == 3){                hint ="电脑出的剪刀,你输了";                return false;            }else if(gesture == 1){                hint ="电脑是剪刀,你赢了";                return false;            }        }else if(systemGesticulate == 3){            if(gesture == 1){                hint ="电脑是布,你输了";                return false;            }else if(gesture == 2){                hint ="电脑是布,你赢了";                return false;            }        }        return true;    }    public void random(){        this.systemGesticulate =(int) ( Math.random()*3+1 );    }        public String getHint(){        return hint;    }}