Compilare: main.cpp: In function 'int search(int, char)': main.cpp:14:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 14 | for (; j < cuv[i].size(); ++j) { | ~~^~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:37:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::stack<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 37 | if (act == gasite[i].size()) { | ~~~~^~~~~~~~~~~~~~~~~~~ main.cpp:46:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::stack<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 46 | if (act < gasite[i].size()) { | ~~~~^~~~~~~~~~~~~~~~~~ main.cpp:49:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::stack<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | if (act == gasite[i].size()) { | ~~~~^~~~~~~~~~~~~~~~~~~