题目描述：
小明带20块钱去喝酒，啤酒两块钱一瓶，两个瓶可以换一瓶酒，四个瓶盖可以换一瓶酒，问小明总共能喝几瓶酒？
代码如下
1 /* 2 * @Author: Shuai 3 * @Date: 2016-04-14 20:40:40 4 * @Last Modified by: Shuai 5 * @Last Modified time: 2016-04-14 22:25:24 6 */ 7 /* 8 * @Author: Shuai 9 * @Date: 2016-04-14 20:40:40 10 * @Last Modified by: Shuai 11 * @Last Modified time: 2016-04-14 20:47:10 12 */ 13 14 #include <stdio.h> 15 #define money 20 16 int main() { 17 int jiu = money/2;//喝 18 int ping=jiu;//剩的瓶 19 int gai=jiu;//剩的盖子 20 21 for(;;){ 22 if (ping>1){//换了喝 23 jiu = ping/2 + jiu; 24 gai =ping/2+gai; 25 ping=ping%2+ping/2; 26 } 27 if (gai>3){//换了喝 28 jiu = gai/4 + jiu; 29 ping =gai/4+ping; 30 gai = gai%4+gai/4; 31 } 32 printf("酒 %d 瓶 %d 盖 %d ", jiu, ping, gai); 33 34 if (ping<2 && gai<4){ 35 printf("===酒 %d 瓶 %d 盖 %d=== ", jiu, ping, gai); 36 break; 37 } 38 } 39 40 return 0; 41 }
