#include<stdio.h>
#include<stdlib.h>
#include<time.h>
/*************\
* 剪刀 石頭 布 *
* 最簡單小游戲 *
\*************/
int main(void){
    char gesture[3][10] = {"scissor","stone","cloth"};
    int man, computer, result, ret;
    /*隨機數初始化函數*/
    srand(time(NULL));
    while(1){
        computer = rand()%3;
        printf("\nInput your gesture 0-scissor 1-stone 2-cloth:\n");
        ret = scanf("%d", &man);
        if(ret !=1 || man<0 || man>2){
            printf("Invalid input!\n");
            return 1;
        }
        printf("Your gesture:%s\tComputer's gesture: %s\n",
        gesture[man], gesture[computer]
        );
        result = (man - computer + 4) %3 -1;
        if(result > 0)
            printf("YOU WIN!\n");
        else if(result == 0)
            printf("Draw!\n");
        else
            printf("You lose!\n");
    }
    return 0;
}