caishuzi.c

BBS上淘来的一大堆C源代码

/*下面是一个猜数字的游戏，游戏的规则很简单：任意输入一个数之后，系统将提示你猜的数是大了，
还是小了，五次还未猜出则本轮结束。宁可以继续玩！！但本程序有点问题请大家指正！！*/

    #include "time.h"
    #include "stdio.h"
    #include "stdlib.h"
    main()
    {char c; clock_t start,end;
    time_t a,b;
    double var;  int i,guess;
    srand(time(NULL));
    printf("do you wnat to play it.('y'or 'n')\n");
    loop:
    while((c=getch())=='y')
     {i=rand()%100;
    printf("\n please input number you guess:\n");

    start=clock();
    a=time(NULL);
    scanf("%d",&guess);
    while (guess!=i)
      {if (guess>i)
    {printf("please input a little smaller.\n");
    scanf("%d",&guess);}
    else
    {printf(" plese input a little bigger .\n");
    scanf("%d",&guess);}
       }end=clock();
      b=time(NULL);
    printf("\1: It take you %6.3f seconds\n",var=(double)(end-start)/1.82);
    printf("\1: It took you %6.3f seconds\n",difftime(b,a));
    if (var<15)
    printf("\1\1 You are very clever!\1\1\n"); else if (var>25)
    printf("\1\1 you are  normal!\1\1\n\n");
    else
    printf("\1\1 you are stupid!\1\1\n\n");
    printf("\1\1 congralations \1\1\n\n");
    printf("The number you guess is %d",i);
   }
   printf ("\n do you want to try it again ? (\"y\",or \"n\")\n");
   if ((c=getch())=='y')
   goto loop;
  }