Eroare de compilare: main.cpp:5:12: error: 'cmmdc' was not declared in this scope ifstream f{cmmdc.in}; ^~~~~ main.cpp:5:20: error: no matching function for call to 'std::basic_ifstream<char>::basic_ifstream(<brace-enclosed initializer list>)' ifstream f{cmmdc.in}; ^ In file included from main.cpp:2:0: /usr/include/c++/6/fstream:521:7: note: candidate: std::basic_ifstream<_CharT, _Traits>::basic_ifstream(std::basic_ifstream<_CharT, _Traits>&&) [with _CharT = char; _Traits = std::char_traits<char>] basic_ifstream(basic_ifstream&& __rhs) ^~~~~~~~~~~~~~ /usr/include/c++/6/fstream:521:7: note: conversion of argument 1 would be ill-formed: /usr/include/c++/6/fstream:511:7: note: candidate: std::basic_ifstream<_CharT, _Traits>::basic_ifstream(const string&, std::ios_base::openmode) [with _CharT = char; _Traits = std::char_traits<char>; std::__cxx11::string = std::__cxx11::basic_string<char>; std::ios_base::openmode = std::_Ios_Openmode] basic_ifstream(const std::string& __s, ^~~~~~~~~~~~~~ /usr/include/c++/6/fstream:511:7: note: conversion of argument 1 would be ill-formed: /usr/include/c++/6/fstream:495:7: note: candidate: std::basic_ifstream<_CharT, _Traits>::basic_ifstream(const char*, std::ios_base::openmode) [with _CharT = char; _Traits = std::char_traits<char>; std::ios_base::openmode = std::_Ios_Openmode] basic_ifstream(const char* __s, ios_base::openmode __mode = ios_base::in) ^~~~~~~~~~~~~~ /usr/include/c++/6/fstream:495:7: note: conversion of argument 1 would be ill-formed: /usr/include/c++/6/fstream:481:7: note: candidate: std::basic_ifstream<_CharT, _Traits>::basic_ifstream() [with _CharT = char; _Traits = std::char_traits<char>] basic_ifstream() : __istream_type(), _M_filebuf() ^~~~~~~~~~~~~~ /usr/include/c++/6/fstream:481:7: note: candidate expects 0 arguments, 1 provided main.cpp:6:12: error: 'cmmdc' was not declared in this scope ofstream g(cmmdc.out); ^~~~~ main.cpp: In function 'int main()': main.cpp:13:10: error: 'r' was not declared in this scope r=a%b; ^ Non zero exit status: 1