Borderou de evaluare (job #647370)

Compilare: main.cpp: In function 'int main()': main.cpp:20:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 20 | for(int i=0;i<s.size();++i){ | ~^~~~~~~~~ main.cpp:21:25: warning: array subscript has type 'char' [-Wchar-subscripts] 21 | if(!cod[s[i]]){ | ^ main.cpp:22:25: warning: array subscript has type 'char' [-Wchar-subscripts] 22 | cod[s[i]]=x; | ^ main.cpp:28:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 28 | for(int i=1;i<s.size();++i){ | ~^~~~~~~~~ main.cpp:34:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 34 | for(int i=0;i<s.size();++i){ | ~^~~~~~~~~ main.cpp:35:22: warning: array subscript has type 'char' [-Wchar-subscripts] 35 | g << cod[s[i]]; | ^