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: 45ms
Memory: 25320kB
Author: 13858900561
In contest: 1300 
s,n=input().split()
print(s[int(n):])