Problem	lamps
User	PlayVoltz
Submission Time	2024-03-01 07:53:21
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

lamps.cpp: In function ‘long long int fp(long long int)’:
lamps.cpp:33:15: error: no match for ‘operator==’ (operand types are ‘__gnu_cxx::__alloc_traits<std::allocator<std::pair<long long int, long long int> >, std::pair<long long int, long long int> >::value_type’ {aka ‘std::pair<long long int, long long int>’} and ‘long long int’)
33 | if (dsu[node]==node)return dsu[node];
In file included from /usr/include/c++/9/iosfwd:40,
from /usr/include/c++/9/ios:38,
from /usr/include/c++/9/ostream:38,
from /usr/include/c++/9/iostream:39,
from lamps.cpp:1:
/usr/include/c++/9/bits/postypes.h:222:5: note: candidate: ‘template<class _StateT> bool std::operator==(const std::fpos<_StateT>&, const std::fpos<_StateT>&)’
222 | operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/9/bi