Problem	foreveralone
User	squishychicken
Submission Time	2025-07-07 10:48:55
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

foreveralone.cpp: In function ‘int main()’:
foreveralone.cpp:16:6: error: request for member ‘insert’ in ‘s’, which is of non-class type ‘std::unordered_set<long long int> [n]’
16 | s.insert(b);
| ^~~~~~
foreveralone.cpp:17:6: error: request for member ‘insert’ in ‘s’, which is of non-class type ‘std::unordered_set<long long int> [n]’
17 | s.insert(a);
| ^~~~~~
foreveralone.cpp:20:12: error: request for member ‘size’ in ‘s’, which is of non-class type ‘std::unordered_set<long long int> [n]’
20 | cout<<n-s.size();
| ^~~~