编程语言c加加鸡兔同笼怎么做

时间:2025-01-29 02:39:02 网络游戏

方法一:使用数学公式直接计算

```c

include

int main() {

int head, foot, chicken, rabbit;

printf("请输入头的总数和脚的总数: ");

scanf("%d %d", &head, &foot);

rabbit = (foot - 2 * head) / 2;

chicken = head - rabbit;

if (rabbit >= 0 && chicken >= 0 && foot == 4 * chicken + 2 * rabbit) {

printf("鸡的数量为: %d, 兔的数量为: %d\n", chicken, rabbit);

} else {

printf("无解\n");

}

return 0;

}

```

方法二:使用循环和穷举法

```c

include

int main() {

int x;

printf("请输入笼子里的总脚数: ");

scanf("%d", &x);

int n, m;

int found = 0;

for (n = 0; n <= x / 2; n++) {

for (m = 0; m <= x / 4; m++) {

if (2 * n + 4 * m == x) {

found = 1;

break;

}

}

if (found) {

break;

}

}

if (found) {

printf("鸡的数量: %d\n", n);

printf("兔的数量: %d\n", m);

} else {

printf("无解\n");

}

return 0;

}

```

方法三:使用列方程的方法

```c

include

int main() {

int a, b, h, f;

printf("请输入总头数和总脚数: ");

scanf("%d %d", &h, &f);

a = (4 * h - f) / 2;

b = (f - 2 * h) / 2;

printf("鸡有: %d\n", a);

printf("兔有: %d\n", b);

return 0;

}

```

方法四:使用选择结构

```c

include

int main() {

int a, b, h = 30, f = 90;

printf("总头数: %d\n总脚数: %d\n", h, f);

a = (f - 2 * h) / 2;

b = (4 * h - f) / 2;

printf("鸡有: %d\n兔有: %d\n", a, b);

return 0;

}

```

这些方法都可以用来解决鸡兔同笼问题,你可以根据自己的需求和习惯选择合适的方法。