Start: Nov, 12, 2017 10:00:00
2017秋Python程序设计基础培训第三次作业
End: Nov, 19, 2017 12:00:00
Time elapsed:
Time remaining:
Problem_ID: H
Result: Accepted
Time: 120ms
Memory: 24300kB
Author: pipi_2011
In contest: 1123 
d={"doc":"Word","xls":"Excel","ppt":"PowerPoint"}
a=input()
print(d[a[-3:]])