全國計算機等考二級C語言：程序設計實戰(zhàn)(14)

　　end=clock();

　　b=time(NULL);

　　printf("\1: It took you %6.3f seconds\n",var=(double)(end-start)/18.2);

　　printf("\1: it took you %6.3f seconds\n\n",difftime(b,a));

　　if(var<15)

　　printf("\1\1 You are very clever! \1\1\n\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 Congradulations \1\1\n\n");

　　printf("The number you guess is %d",i);

　　}

　　printf("\ndo you want to try it again?(\"yy\".or.\"n\")\n");

　　if((c=getch())=='y')

　　goto loop;

　　}

　　==============================================================