百钱买百鸡 

 1  //公鸡上线 
 2         for (int mach_num = 1; mach_num <= 20; mach_num++) {
 3             //母鸡的上线
 4             for (int fe_num = 1; fe_num <= 33; fe_num++) {
 5                 //剩余小鸡
 6                 int ch_num = 100 - mach_num - fe_num;
 7                 if ((ch_num % 3 == 0) && (mach_num * 5 + fe_num * 3 + ch_num / 3 == 100))
 8                 {
 9                     System.out.println("公鸡"+mach_num+"只  母鸡"+fe_num+"只  小鸡"+ch_num+"只");
10                 }
11             }
12         }

 

posted @ 2020-10-16 20:05  zhou_yi  阅读(152)  评论(0)    收藏  举报