Problem2978--【Div2】数据结构-GESP-L4 - 字典

2978: 【Div2】数据结构-GESP-L4 - 字典

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Time Limit : 1.000 sec  Memory Limit : 128 MB

SubmitSolved: 7Submit Num: 20Statistics

Description



Sample Input Copy 

2
abc a
d def
abc.d.d.abc.abcd.

Sample Output Copy 

a.def.def.a.UNK.

Source/Category

map 字典 Div2 数据结构 
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