Start: Apr, 17, 2017 10:00:00
Python程序设计基础培训第三次作业
End: Apr, 23, 2017 14:00:00
Time elapsed:
Time remaining:
Problem_ID: H
Result: Accepted
Time: 138ms
Memory: 21428kB
Author: 18367003035
In contest: 1087 
zidian={".doc":"Word",".xls":"Excel",".ppt":"PowerPoint"}
st=raw_input()
a=st[-4:]
print zidian[a]