0_0_23771588_7506.cpp: In function 'int main()':
0_0_23771588_7506.cpp:11:16: error: no match for 'operator&' (operand types are 'std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}' and 'int')
while(cin >> n&n)
^
0_0_23771588_7506.cpp:11:16: note: candidates are:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42:0,
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_23771588_7506.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:75:3: note: constexpr std::_Ios_Fmtflags std::operator&(std::_Ios_Fmtflags, std::_Ios_Fmtflags)
operator&(_Ios_Fmtflags __a, _Ios_Fmtflags __b)
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:75:3: note: no known conversion for argument 1 from 'std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}' to 'std::_Ios_Fmtflags'
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:115:3: note: constexpr std::_Ios_Openmode std::operator&(std::_Ios_Openmode, std::_Ios_Openmode)
operator&(_Ios_Openmode __a, _Ios_Openmode __b)
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:115:3: note: no known conversion for argument 1 from 'std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}' to 'std::_Ios_Openmode'
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:153:3: note: constexpr std::_Ios_Iostate std::operator&(std::_Ios_Iostate, std::_Ios_Iostate)
operator&(_Ios_Iostate __a, _Ios_Iostate __b)
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:153:3: note: no known conversion for argument 1 from 'std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}' to 'std::_Ios_Iostate'
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