Compilare: main.cpp: In function 'void prelucrare(std::string, int)': main.cpp:17:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 17 | for( int i = 0; i < A.size(); i++ ){ | ~~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:42:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 42 | for( j = 0; j < m[0].size(); j++ ) | ~~^~~~~~~~~~~~~ main.cpp:45:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 45 | if( j < m[0].size() ) | ~~^~~~~~~~~~~~~