while(!kbhit())                           /*在没有按键的情况下,蛇自己移动身体*/
          {
              if(food.yes==1)                       /*需要出现新食物*/
              {
                  food.x=rand()%400+60;
                  food.y=rand()%350+60;
                  while(food.x%10!=0)               /*食物随机出现后必须让食物能够在整格内,这样才可以让蛇吃到*/
                      food.x++;
                  while(food.y%10!=0)
                      food.y++;
                  food.yes=0;                       /*画面上有食物了*/
              }
              if(food.yes==0)                       /*画面上有食物了就要显示*/
{
                  setcolor(GREEN);
                  rectangle(food.x,food.y,food.x+10,food.y-10);
              }

这个是只出现一个的食物的代码，怎么改能多个食物同时出现

你的代码写的够乱的啊~

会吗？还好吧

这个还真的不会呀