#include <iostream>
#include "xsh.h"
#include <string>
#include <cstdlib>//求随机数
#include <ctime>//保证随机数的随机性，以及统计时间
int plus(int one,int two)//如果把函数名起plus再using namespace std:会有冲突
{
  return one+two;
}
int subtract(int one,int two)
{
  return one-two;
}
int product(int one,int two)
{
  return one*two;
}
int multiply(int one,int two)
{
  return one/two;
}
int main()
{
  using std::cout;
  using std::endl;
  using std::cin;
  using std::string;
  string title;
  string name;
  string jxxhm;
  int one,two;
  int ending;//用来存放正确结果的
  int result;//用来存放用户输入的结果的
  int sum_diff=0;//用来存放做的加减题的正确的条数
  int pro_quo=0;//用来存放做的乘除题的正确的条数
  int x=0;//用来存放switch的控制变量，做那条运算
  clock_t delay = 10*CLOCKS_PER_SEC;
  title="欢迎来到老邢设计的100以内的四则运算竟猜游戏";
  show_title(title);  
  cout<<"游戏规则:"<<endl;
  cout<<"        "<<"时间为一分钟"<<endl;
  cout<<"        "<<"答对一题加减题得10分，答对一题乘除题得20分"<<endl;
  cout<<"        "<<"答错一题加减题减20分，答错一题乘除题减10分"<<endl;
  cout<<"大侠请您输入您的姓名!:";
  cin>>name;
  cout<<"输入play开始游戏:";
  srand((unsigned)time(NULL));
  while(name!="play")
   { cin>>name;
   }
  clock_t start_time = clock();
  while(1)
{//刚刚竟然因为这个花括号没写纠结了半天
  while(1)
  {
  one=rand()%100+1;
  two=rand()%100+1;
  x=rand()%4+1;
  switch(x)
    {
      case 1 : cout<<one<<"+"<<two<<"=?:";
           ending=plus(one,two);           
           break;
      case 2 : cout<<one<<"-"<<two<<"=?:";
           ending=subtract(one,two);
           break;
      case 3 : cout<<one<<"*"<<two<<"=?:";
           ending=product(one,two);
           break;
      case 4 : cout<<one<<"/"<<two<<"=?:";
           ending=multiply(one,two);
           break;         
    }
    cin>>result;
    if(result==ending)
      {
          if(x==1||x==2)
          {
            cout<<"恭喜你！答对了！加10分！！！！！"<<endl;
            ++sum_diff;
          }
          else
          {
            cout<<"恭喜你！答对了！加20分！！！！！"<<endl;
            pro_quo+=2;
          }
      }
      else
      {
          if(x==1||x==2)
          {
            cout<<"你ma坑爹啊！100以内的加减题都做错了！减你20分！！！！！"<<endl;
            sum_diff-=2;
          }
          else
          {
            cout<<"你小学没毕业吧！100以内的乘除题都做错了！减你10分！！！！！"<<endl;
            --pro_quo;
          }
      }
   if(clock()-start_time>delay) break;  
   }  
   cout<<"还要再继续吗?(输入yes继续非yes退出):";
   cin>>jxxhm;
   if(jxxhm!="yes") break;  
 }   
  cout<<"战绩统计:"<<endl;
  cout<<"          "<<"加减题得分:"<<sum_diff*10<<endl;
  cout<<"          "<<"乘除题得分:"<<pro_quo*10<<endl;
  cout<<"          "<<"总分:"<<sum_diff*10+pro_quo*10<<endl;
  system("pause");
  return 0;
}