C语言while循环写百钱买百鸡
时间: 2024-11-09 08:22:07 浏览: 55
C语言中的while循环可以用来解决这类经典的数学问题,比如“百钱买百鸡”问题,它可以用递推的方式来表示。在这个问题中,我们有三个未知数:鸡的价格x,小鸡的数量y,以及大钱的数量z(因为一元等于两个小钱)。以下是通过while循环编写的一个解决方案:
```c
#include <stdio.h>
int main() {
int x = 0, y = 0, z = 0;
int money = 100; // 百钱
while (money >= 0) { // 当钱还有剩余时继续循环
if (money - x * 2 == 0) { // 如果剩下的钱刚好能买两只小鸡
y++; // 小鸡数量加一
} else if (money % 2 == 0) { // 若剩余的钱是偶数,说明可以买一只鸡
z++; // 大钱数量加一
}
money -= 2; // 每次花费两块钱,更新剩余的钱
}
printf("鸡的价格是%d,小鸡买了%d只,大钱用了%d个\n", x, y, z);
return 0;
}
```
这个程序会找出每只鸡(包括大鸡)的价格,并计算出所需的货币组合。
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