题解 | #百钱买百鸡问题#

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
      Scanner in = new Scanner(System.in);


        while (in.hasNextInt()) {
            int  invalid = in.nextInt();

            for (int male = 0; male <= 20; male++) {           // 公鸡1个5元   100元最多能买20个
                for (int female = 0; female <= 33; female++) { // 母鸡值3     33*3
                    int left = (100 - male * 5 - female * 3);//买公鸡 和 母鸡后的余额

                    if (left > 0   &&  male+female+left*3 ==100){
                        System.out.println(male + " " + female + " " + left*3);//鸡雏 值1/3   1元能买3个
                    }
                }
            }
        }
    }
}