0_0_37868224_27328.cpp: In function 'void solve(vi&)':
0_0_37868224_27328.cpp:47:18: error: cannot bind 'std::ostream {aka std::basic_ostream<char>}' lvalue to 'std::basic_ostream<char>&&'
cout<<y[0]<<""
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/istream:39:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/sstream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/complex:45,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ccomplex:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:52,
from 0_0_37868224_27328.cpp:6:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:602:5: note: initializing argument 1 of 'std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&&, const _Tp&) [with _CharT = char; _Traits = std::char_traits<char>; _Tp = std::pair<long long int, long long int>]'
operator<<(basic_ostream<_CharT, _Traits>&& __os, const _Tp& __x)
^
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