Borderou de evaluare (job #784963)

Eroare de compilare: main.cpp: In function 'int main()': main.cpp:46:23: error: no match for 'operator^=' (operand types are 'std::bitset<6000000>::reference' and 'int') 46 | b[nr - 1] ^= 1; In file included from /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/ios:44, from /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/istream:40, from /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/fstream:40, from main.cpp:1: /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/bits/ios_base.h:190:3: note: candidate: 'const std::_Ios_Iostate& std::operator^=(_Ios_Iostate&, _Ios_Iostate)' 190 | operator^=(_Ios_Iostate& __a, _Ios_Iostate __b) | ^~~~~~~~ /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/bits/ios_base.h:190:28: note: no known conversion for argument 1 from 'std::bitset<6000000>::reference' to 'std::_Ios_Iostate&' 190 | operator^=(_Ios_Iostate& __a, _Ios_Iostate __b) | ~~~~~~~~~~~~~~^~~ /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/bits/ios_base.h:150:3: note: candidate: 'const std::_Ios_Openmode& std::operator^=(_Ios_Openmode&, _Ios_Openmode)' 150 | operator^=(_Ios_Openmode& __a, _Ios_Openmode __b) | ^~~~~~~~ /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/bits/ios_base.h:150:29: note: no known conversion for argument 1 from 'std::bitset<6000000>::reference' to 'std::_Ios_Openmode&' 150 | operator^=(_Ios_Openmode& __a, _Ios_Openmode __b) | ~~~~~~~~~~~~~~~^~~ /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/bits/ios_base.h:107:3: note: candidate: 'const std::_Ios_Fmtflags& std::operator^=(_Ios_Fmtflags&, _Ios_Fmtflags)' 107 | operator^=(_Ios_Fmtflags& __a, _Ios_Fmtflags __b) | ^~~~~~~~ /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/bits/ios_base.h:107:29: note: no known conversion for argument 1 from 'std::bitset<6000000>::reference' to 'std::_Ios_Fmtflags&' 107 | operator^=(_Ios_Fmtflags& __a, _Ios_Fmtflags __b) | ~~~~~~~~~~~~~~~^~~