Start: Jul, 10, 2019 08:30:00
2019年度暑期短学期达标测试补考
End: Jul, 10, 2019 11:30:00
Time elapsed:
Time remaining:
Problem_ID: D
Result: Accepted
Time: 48ms
Memory: 25184kB
Author: 2018212212056
In contest: 1284 
n=float(input())
print(int(n//1))