Start: Jul, 06, 2019 10:00:00
20190706Python程序设计基础培训扩展练习
End: Jul, 17, 2019 12:00:00
Time elapsed:
Time remaining:
Problem_ID: D
Result: Accepted
Time: 47ms
Memory: 25200kB
Author: 18957836090
In contest: 1300 
a,b=input().split()
print(a[int(b):])