Problem	swimming
User	blackscreen1
Submission Time	2023-10-31 15:42:37
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

swimming.cpp: In function ‘void merge(std::pair<long long int, long long int>, std::pair<long long int, long long int>)’:
swimming.cpp:50:3: error: reference to ‘size’ is ambiguous
50 | size[y.first][y.second] += size[x.first][x.second];
| ^~~~
In file included from /usr/include/c++/9/string:54,
from /usr/include/c++/9/bits/locale_classes.h:40,
from /usr/include/c++/9/bits/ios_base.h:41,
from /usr/include/c++/9/ios:42,
from /usr/include/c++/9/istream:38,
from /usr/include/c++/9/sstream:38,
from /usr/include/c++/9/complex:45,
from /usr/include/c++/9/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
from swimming.cpp:1:
/usr/include/c++/9/bits/range_access.h:252:5: note: candidates are: ‘template<class _Tp, long unsigned int _Nm> constexpr std: