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经典程序一百例,许多设计技巧
题目:时间函数举例4,一个猜数游戏,判断一个人反应快慢。(版主初学时编的)
1.程序分析:
2.程序源代码:
#include "time.h"
#include "stdlib.h"
#include "stdio.h"
main()
{char c;
clock_t start,end;
time_t a,b;
double var;
int i,guess;
srand(time(NULL));
printf("do you want to play it.('y' or 'n') \n");
loop:
while((c=getchar())=='y')
{
i=rand()%100;
printf("\nplease 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("please input a little bigger.\n");
scanf("%d",&guess);}
}
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;
}
2010-05-05
大作业:个人财务管理C++源代码
适合多用户使用,每个用户凭借个人账号和密码登入。
含有一卡通,信用卡,银行卡等相应操作。一卡通挂失个解挂。信用卡,银行卡操作使用密码账号匹配。电话卡,现金等操作。用户收支不平衡提醒用户,可查询和删除业务记录。用户在一天内三次密码错误则该天不能进入登入系统,确保信息安全。
注:我是VC6.0编译器,运行前要设置:工程-》设置-》C/C++->project(0)option 在该栏目下加上/Zm1000
2010-06-28
visual c++与面向对象程序设计教程.rar
visual c++与面向对象程序设计教程.rarvisual c++与面向对象程序设计教程.rarvisual c++与面向对象程序设计教程.rar
2010-05-22
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