Compilare: main.cpp: In function 'void procesaresum()': main.cpp:108:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 108 | for ( int i = 0 ; i < d.size() ; i ++ ) | ~~^~~~~~~~~~ main.cpp:118:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 118 | if ( i == d.size() - 1 || d [ i ] == ',') | ~~^~~~~~~~~~~~~~~