public class BuyChicken {
public static void main(String[] args) {
for (int cock = 3; cock <= 20; cock++) {
for (int hen = 0; hen <=33; hen++) {
if (cock *5 + hen * 3 + (100 - cock - hen)/3 == 100 && (100 - cock - hen)%3 == 0) {
System.out.println("公鸡" + cock + "只,母鸡" + hen + "只,小鸡" + (100 - cock - hen) + "只。");
}
}
}
}
}



