Compilare: main.cpp: In function 'int main()': main.cpp:12:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 12 | if (k > s.size()) { | ~~^~~~~~~~~~ main.cpp:19:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 19 | for (int i = 0; i < sir.size(); ++i, --n) { | ~~^~~~~~~~~~~~ main.cpp:36:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 36 | for (int i = 0; i < pozitii.size(); ++i) { | ~~^~~~~~~~~~~~~~~~ main.cpp:38:68: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 38 | for (int j = pozitii[i], counter = 0; counter < k && j < s.size(); ++j, ++counter) { | ~~^~~~~~~~~~ main.cpp:48:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 48 | for (int i = 0; i < subs_max.size(); ++i, --n) { | ~~^~~~~~~~~~~~~~~~~ main.cpp:55:23: 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 < s.size(); ++i) { | ~~^~~~~~~~~~ main.cpp:63:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 63 | for (int i = 0; i < s.size(); ++i, ++counter) { | ~~^~~~~~~~~~ main.cpp:66:32: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 66 | for (int ok = 0; j < s.size() && ok < counter; ++j, ++ok) { | ~~^~~~~~~~~~ main.cpp:70:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | for (int k = 0; k < sir.size(); ++k) { | ~~^~~~~~~~~~~~