Eroare de compilare: main.cpp: In function 'void c1()': main.cpp:78:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i < s.size(); ++i) { ~~^~~~~~~~~~ main.cpp: In function 'void c2()': main.cpp:95:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i < s.size(); ++i) { ~~^~~~~~~~~~ main.cpp:104:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (i == s.size() - 1 && val < rez) { ~~^~~~~~~~~~~~~~~ main.cpp:116:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (i == s.size() - 1 && pd[i][k] < rez) { ~~^~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:129:9: error: no match for 'operator>>' (operand types are 'InParser' and 'std::__cxx11::string {aka std::__cxx11::basic_string<char>}') fin >> s >> n; ~~~~^~~~ main.cpp:34:12: note: candidate: InParser& InParser::operator>>(int&) InParser& operator >> (int &n) { ^~~~~~~~ main.cpp:34:12: note: no known conversion for argument 1 from 'std::__cxx11::string {aka std::__cxx11::basic_string<char>}' to 'int&' main.cpp:51:12: note: candidate: InParser& InParser::operator>>(long long int&) InParser& operator >> (long long &n) { ^~~~~~~~ main.cpp:51:12: note: no known conversion for argument 1 from 'std::__cxx11::string {aka std::__cxx11::basic_string<char>}' to 'long long int&' In file included from /usr/include/c++/6/string:53:0, from /usr/include/c++/6/bits/locale_classes.h:40, from /usr/include/c++/6/bits/ios_base.h:41, from /usr/include/c++/6/ios:42, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/sstream:38, from /usr/include/c++/6/complex:45, from /usr/include/c++/6/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:52, from main.cpp:1: /usr/include/c++/6/bits/basic_string.tcc:1437:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&) operator>>(basic_istream<_CharT, _Traits>& __in, ^~~~~~~~ /usr/include/c++/6/bits/basic_string.tcc:1437:5: note: template argument deduction/substitution failed: main.cpp:129:12: note: 'InParser' is not derived from 'std::basic_istream<_CharT, _Traits>' fin >> s >> n; ^ In file included from /usr/include/c++/6/istream:934:0, from /usr/include/c++/6/sstream:38, from /usr/include/c++/6/complex:45, from /usr/include/c++/6/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:52, from main.cpp:1: /usr/include/c++/6/bits/istream.tcc:963:5: note: candidate: template<class _CharT2, class _Traits2> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT2*) Non zero exit status: 1