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View Compilation Error

0_0_13979753_10990.cpp: In function 'int main()':
0_0_13979753_10990.cpp:6:14: error: no match for 'operator<<' (operand types are 'std::istream {aka std::basic_istream<char>}' and 'int')
     while(cin<<n){
              ^
0_0_13979753_10990.cpp:6:14: note: candidates are:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_classes.h:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
                 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_13979753_10990.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:2772:5: note: template<class _CharT, class _Traits, class _Alloc> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::basic_string<_CharT, _Traits, _Alloc>&)
     operator<<(basic_ostream<_CharT, _Traits>& __os,
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:2772:5: note:   template argument deduction/substitution failed:
0_0_13979753_10990.cpp:6:16: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>'
     while(cin<<n){
                ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
                 from 0_0_13979753_10990.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:471:5: note: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, _CharT)
     operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:471:5: note:   template argument deduction/substitution failed:
0_0_13979753_10990.cpp:6:16: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>'
     while(cin<<n){
                ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
                 from 0_0_13979753_10990.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:476:5: note: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, char)
     operator<<(basic_ostream<_CharT, _Traits>& __out, char __c)
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:476:5: note:   template argument deduction/substitution failed:
0_0_13979753_10990.cpp:6:16: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>'
     while(cin<<n){
                ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
                 from 0_0_13979753_10990.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:482:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, char)
     operator<<(basic_ostream<char, _Traits>& __out, char __c)
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:482:5: note:   template argument deduction/substitution failed:
0_0_13979753_10990.cpp:6:16: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'std::basic_ostream<char, _Traits>'
     while(cin<<n){
                ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
                 from 0_0_13979753_10990.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:488:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, signed char)
     operator<<(basic_ostream<char, _Traits>& __out, signed char __c)
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:488:5: note:   template argument deduction/substitution failed:
0_0_13979753_10990.cpp:6:16: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'std::basic_ostream<char, _Traits>'
     while(cin<<n){
                ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
                 from 0_0_13979753_10990.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:493:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, unsigned char)
     operator<<(basic_ostream<char, _Traits>& __out, unsigned char __c)
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:493:5: note:   template argument deduction/substitution failed:
0_0_13979753_10990.cpp:6:16: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'std::basic_ostream<char, _Traits>'
     while(cin<<n){
                ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
                 from 0_0_13979753_10990.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:513:5: note: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const _CharT*)
     operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s)
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:513:5: note:   template argument deduction/substitution failed:
0_0_13979753_10990.cpp:6:16: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>'
     while(cin<<n){
                ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:609:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
                 from 0_0_13979753_10990.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ostream.tcc:321:5: note: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const char*)
     operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s)
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ostream.tcc:321:5: note:   template argument deduction/substitution failed:
0_0_13979753_10990.cpp:6:16: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>'
     while(cin<<n){
                ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
                 from 0_0_13979753_10990.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:530:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const char*)
     operator<<(basic_ostream<char, _Traits>& __out, const char* __s)
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:530:5: note:   template argument deduction/substitution failed:
0_0_13979753_10990.cpp:6:16: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'std::basic_ostream<char, _Traits>'
     while(cin<<n){
                ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
                 from 0_0_13979753_10990.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:543:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const signed char*)
     operator<<(basic_ostream<char, _Traits>& __out, const signed char* __s)
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:543:5: note:   template argument deduction/substitution failed:
0_0_13979753_10990.cpp:6:16: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'std::basic_ostream<char, _Traits>'
     while(cin<<n){
                ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
                 from 0_0_13979753_10990.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:548:5: note: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const unsigned char*)
     operator<<(basic_ostream<char, _Traits>& __out, const unsigned char* __s)
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:548:5: note:   template argument deduction/substitution failed:
0_0_13979753_10990.cpp:6:16: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'std::basic_ostream<char, _Traits>'
     while(cin<<n){
                ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
                 from 0_0_13979753_10990.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:602:5: note: template<class _CharT, class _Traits, class _Tp> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&&, const _Tp&)
     operator<<(basic_ostream<_CharT, _Traits>&& __os, const _Tp& __x)
     ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:602:5: note:   template argument deduction/substitution failed:
0_0_13979753_10990.cpp:6:16: note:   'std::istream {aka std::basic_istream<char>}' is not derived from 'std::basic_ostream<_CharT, _Traits>'
     while(cin<<n){
                ^


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