Problem	contestcalc
User	StormyGood
Submission Time	2024-03-15 17:51:27
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

contestcalc.cpp: In function ‘int main()’:
contestcalc.cpp:6:5: error: ‘cin’ was not declared in this scope; did you mean ‘std::cin’?
6 | cin >> N;
| ^~~
| std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:75,
from contestcalc.cpp:1:
/usr/include/c++/9/iostream:60:18: note: ‘std::cin’ declared here
60 | extern istream cin; /// Linked to standard input
| ^~~