Problem	shoes
User	bachnguyen123
Submission Time	2026-01-17 10:59:16
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

shoes.cpp: In function ‘long long int count_swaps(std::vector<int>)’:
shoes.cpp:4:5: error: ‘n’ was not declared in this scope
4 | if(n == 1)
| ^
shoes.cpp:11:16: error: redeclaration of ‘long long int n’
11 | long long n = s.size() / 2;
| ^
shoes.cpp:4:5: note: ‘<typeprefixerror>n’ previously declared here
4 | if(n == 1)
| ^