Problem 5: 单词变复数 Problem 5: 单词变复数
Time Limit: 100000 Sec Memory Limit: 128 MB
Submit: 118 Solved: 102
[Submit] [Status] [Web Board] [Creator:]Description
输入一个可数名词的单词，输出其复数形式
Input
cat
Output
cats
Sample Input
apple
Sample Output
apples
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