Chicken and rabbits are in a same cage. As we all know, chicken has two legs but rabbit has four. Now
we know the number of legs in the cage is A, please tell me how many animals may in the cage at least
and at most.
Time Limit | $1$ 秒/Second(s) | Memory Limit | $512$ 兆字节/Megabyte(s) |
提交总数 | $35$ | 正确数量 | $23$ | "
裁判形式 | 标准裁判/Standard Judge | 我的状态 | 尚未尝试 |
难度 | 分类标签 |
For each test case, print a line contains the answer
2
3
20
0 0
5 10
本题记录 | 用 户(点击查看用户) | 运行号(点击购买题解) | 时 间 |
---|---|---|---|
算法最快[$0 $ms] | sqrjy | 607264 | 2020-07-14 19:27:14 |
内存最少[$0 $KB] | 淡意的温柔 | 590385 | 2020-06-04 07:23:56 |
第一AC | 范晋豪@信息与计算科学142 | 108887 | 2017-07-02 23:10:47 |
第一挑战 | 范晋豪@信息与计算科学142 | 108887 | 2017-07-02 23:10:47 |
竞赛编号 | 竞赛名称 | 竞赛时间 | 访问比赛 |
---|---|---|---|
1103 | ACM暑期集训第一周测试赛 | 2017-07-04 09:00:00 | 请登录 |