Eroare de compilare: main.cpp: In function 'int main()': main.cpp:19:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 19 | for (int i=1; i<a.length(); i++) | ~^~~~~~~~~~~ main.cpp:24:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 24 | for (int i=0; i<a.length(); i++) | ~^~~~~~~~~~~ main.cpp:29:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 29 | for (int i=0; i<a.length(); i++) | ~^~~~~~~~~~~ main.cpp:39:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 39 | for (int i=a.length(); i<b.length(); i++) | ~^~~~~~~~~~~ main.cpp:52:32: error: no matching function for call to 'min(long long int&, int)' 52 | for (int i=1; i<min(t, 1000); i++) | ^ In file included from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/fstream:38, from main.cpp:1: /usr/include/c++/10/bits/stl_algobase.h:230:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)' 230 | min(const _Tp& __a, const _Tp& __b) | ^~~ /usr/include/c++/10/bits/stl_algobase.h:230:5: note: template argument deduction/substitution failed: main.cpp:52:32: note: deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int') 52 | for (int i=1; i<min(t, 1000); i++) | ^ In file included from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/fstream:38, from main.cpp:1: /usr/include/c++/10/bits/stl_algobase.h:278:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)' 278 | min(const _Tp& __a, const _Tp& __b, _Compare __comp) | ^~~ /usr/include/c++/10/bits/stl_algobase.h:278:5: note: template argument deduction/substitution failed: main.cpp:52:32: note: deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int') 52 | for (int i=1; i<min(t, 1000); i++) | ^ Non zero exit status: 1