0_0_28262804_31392.cpp: In function 'int main()':
0_0_28262804_31392.cpp:38:31: error: no matching function for call to 'find(int&)'
int r1 = find(edges[i].u), r2 = find(edges[i].v);
^
0_0_28262804_31392.cpp:38:31: note: candidates are:
0_0_28262804_31392.cpp:18:5: note: int find(std::vector<int>&, int)
int find(vector<int> &root, int x) {
^
0_0_28262804_31392.cpp:18:5: note: candidate expects 2 arguments, 1 provided
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62:0,
from 0_0_28262804_31392.cpp:4:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:3770:5: note: template<class _IIter, class _Tp> _IIter std::find(_IIter, _IIter, const _Tp&)
find(_InputIterator __first, _InputIterator __last,
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:3770:5: note: template argument deduction/substitution failed:
0_0_28262804_31392.cpp:38:31: note: candidate expects 3 arguments, 1 provided
int r1 = find(edges[i].u), r2 = find(edges[i].v);
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_facets.h:48:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_ios.h:37,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:44,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
from 0_0_28262804_31392.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/streambuf_iterator.h:369:5: note: template<class _CharT2> typename __gnu_cxx::__enable_if<std::__is_char<_CharT2>::__value, std::istreambuf_iterator<_CharT> >::__type std::find(std::istreambuf_iterator<_CharT>, std::istreambuf_iterator<_CharT>, const _CharT2&)
find(istreambuf_iterator<_CharT> __first,
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/streambuf_iterator.h:369:5: note: template argument deduction/substitution failed:
0_0_28262804_31392.cpp:38:31: note: mismatched types 'std::istreambuf_iterator<_CharT>' and 'int'
int r1 = find(edges[i].u), r2 = find(edges[i].v);
^
0_0_28262804_31392.cpp:39:17: error: 'r2' was not declared in this scope
if (r1 != r2) {
^
0_0_28262804_31392.cpp:45:1: error: expected '}' at end of input
}
^
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