1142: Chicken and rabbits
内存限制：32 MB
时间限制：1 S
标准输入输出
题目类型：传统
评测方式：文本比较
上传者：
提交：642
通过：285
题目描述
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.
输入格式
The first line of the input contains the number of test cases in the file. Each test case that follows
consists of one lines. each case contains only one integer numbers A specifying the total legs in the
cage .
输出格式
For each test case, print a line contains the answer
输入样例 复制
2
3
20输出样例 复制
0 0
5 10