Compilare: main.cpp: In function 'std::string solvePalindrom(std::string&, int&)': main.cpp:55:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | for (int i = 0; i < jumatate.size() / 2; i++) { | ~~^~~~~~~~~~~~~~~~~~~~~ main.cpp:60:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 60 | for (int i = 0; i < jumatate.size(); i++) { | ~~^~~~~~~~~~~~~~~~~ main.cpp: In function 'std::string solvePalindromConcatenat(std::string&, int&)': main.cpp:80:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 80 | for (int i = 0; i < jumatate.size() / 2; i++) { | ~~^~~~~~~~~~~~~~~~~~~~~ main.cpp:85:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 85 | for (int i = 1; i < jumatate.size(); i++) { | ~~^~~~~~~~~~~~~~~~~ main.cpp: In function 'std::string findRez(std::string&, int)': main.cpp:115:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 115 | while (poz < s.size()) { | ~~~~^~~~~~~~~~