Problem	subperm
User	shenshiqi
Submission Time	2026-07-17 10:42:13
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

subperm.cpp: In function ‘long long int count_subperm(int, std::vector<int>)’:
subperm.cpp:21:22: error: no matching function for call to ‘min(long long int&, __gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type&)’
21 | mn = min(mn, a[l]);
| ^
In file included from /usr/include/c++/9/vector:60,
from subperm.cpp:1:
/usr/include/c++/9/bits/stl_algobase.h:198:5: note: candidate: ‘template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)’
198 | min(const _Tp& __a, const _Tp& __b)
| ^~~
/usr/include/c++/9/bits/stl_algobase.h:198:5: note: template argument deduction/substitution failed:
subperm.cpp:21:22: note: deduced conflicting types for parameter ‘const _Tp’ (‘long long int’ and ‘__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type’ {aka ‘int’})
21 | mn = min(mn, a[l]);
| ^