C语言简单的猜数字游戏

#include<stdio.h>
#include<stdlib.h>
#include<time.h>
int main(void)
{ 
  int num = 0;
  srand((unsigned)time(NULL));
  int i = rand();
  while (scanf("%d", &num) != EOF)
  {
    if (num == i)
    {
      printf("恭喜你，猜对了。\n");
      break;
    }
    else
    {
      printf("不对哦，继续猜。\n");
    }
  }
  printf("游戏结束。");
  return 0;
}