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: 99ms
Memory: 24436kB
Author: 378991029
In contest: 1123 
n=input()
i=n.find('.')
a=n[i+1:]
if a=="doc":
    print("Word")
elif a=="xls":
    print("Excel")
else:
    print("PowerPoint")