题解

#include <iostream>
using namespace std;

int main() {
int heads, legs;
cin >> heads >> legs;

// 计算兔子的数量
int rabbits = (legs - 2 * heads) / 2;

// 计算鸡的数量
int chickens = heads - rabbits;

// 输出结果
cout << chickens << endl;
cout << rabbits << endl;

return 0;

}