#include<iostream>
using namespace std;
#include<conio.h>
#include<stdlib.h>
#include<windows.h>
#include<time.h>
#define ESC 0x1b
#define Q 0x71
#define R 0x72
void loop (void);
int main()
{
    loop();
    return 0;
}
void loop(void)
{
    int w,seed=1;
     char i,j;
     while(1)
    {
      if(kbhit()==0)
      {
         srand(seed);
         w=rand()%100;
         cout<<w<<endl;
         seed=rand()+time(NULL)%1000;
         Sleep(100);
     }
     else
     {
         i=getch();
         if(i==ESC)//ESC停止
         exit(0);
        else if(i==Q)
             {
          if(w<=50)
          cout<<"小"<<endl;
          else
          cout<<"大"<<endl;
          j=getch();//Q 暂停
          if(j==R)//R继续
          loop();
          else if(j==ESC)//ESC停止
          exit(0);
      }
      }