Problem	foreveralone
User	Henries
Submission Time	2024-10-04 17:05:47
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

foreveralone.cpp: In function ‘int main()’:
foreveralone.cpp:10:25: error: template argument 1 is invalid
10 | vector <long long used ={}
| ^
foreveralone.cpp:10:25: error: template argument 2 is invalid
foreveralone.cpp:18:18: error: ‘used’ was not declared in this scope
18 | cout <<v.size()-used.size();
| ^~~~