题库练习 Even? Odd? G
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A2797 | Even? Odd? G

来源USACO / 2009
时间限制1s
内存限制128MB
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题目描述

Bessie's cruel second grade teacher has assigned a list of N (1 <= N <= 100) positive integers I (1 <= I <= 10^60) for which Bessie must determine their parity (explained in second grade as 'Even... or odd?'). Bessie is overwhelmed by the size of the list and by the size of the numbers. After all, she only learned to count recently.

Write a program to read in the N integers and print 'even' on a single line for even numbers and likewise 'odd' for odd numbers.

POINTS: 25

Bessie那惨无人道的二年级老师搞了一个有 N 个正整数 I 的表叫Bessie去判断“奇偶性”(这个词语意思向二年级的学生解释,就是“这个数是单数,还是双数啊?”)。Bessie被那个表的长度深深地震惊到了,竟然跟栋栋的泛做表格一样多道题!!!毕竟她才刚刚学会数数啊。

写一个程序读入N个整数,如果是双数,那么在单立的一行内输出"even",如果是单数则类似地输出"odd".

数据范围:每个正整数不超过 ${10}^{60}$。

输入格式

* 第 1 行:一个整数 $N$
* 第 2 行到第 $N+1$ 行:第 $j+1$ 行包含整数 $I_j$(用于判断奇偶性)

输出格式

* 第 1 行到第 $N$ 行:第 $j$ 行包含单词 'even' 或 'odd',取决于 $I_j$ 的奇偶性

输入输出样例

输入 #1
2 
1024 
5931 
输出 #1
even 
odd 
C++ 编辑器
输入
输出