8.4 guess.c -- 一个拖沓且错误的猜数字程序
#include <stdio.h>
int main(void)
{
int guess = 1;
printf("Pick an integer from 1 to 100. I will try to guess ");
printf("it.
Respond with a y if my guess is right and with");
printf("
an n if it is wrong.
");
printf("Uh... is your number %d?
", guess);
while (getchar() != 'y') /* 获取响应, 与 y 做对比 */
printf("Well, then, is it %d?
", ++guess);
printf("I knew I could do it!
");
return 0;
}