Problem	leftright
User	aj
Submission Time	2025-02-01 22:11:45
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

leftright.cpp: In function ‘int main()’:
leftright.cpp:21:72: error: ‘mid’ was not declared in this scope
21 | deque<int> shifted_left(persons.begin(), persons.begin() + mid);
| ^~~