100块钱能买多少只鸡?

//公鸡一只五块钱 母鸡一只三块钱 小鸡一块钱三只
//一百块钱买一百只鸡，问:公鸡母鸡小鸡各几只?
package com.ShiXun_JiChu;

public class day20221120_百钱百鸡 {
    public static void main(String[] args) {
        int z=0;
        for (int x = 0; x <=20; x++) {
            for (int y = 0; y <=33; y++) {
                z=100-y-x;
                if (z%3==0 && 5*x+3*y+z/3==100){
                    System.out.println(x+","+y+","+z);
                }
            }
        }
    }
}
/*
设x=公鸡 y=母鸡 z=小鸡
x+y+z=100只
5x+3y+三分之一*z=100元
    0<=x<=20
    0<=y<=33
    0<=z<=100
 */