Compilare: main.cpp: In function 'int main()': main.cpp:9:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 9 | if (k > s.size()) { | ~~^~~~~~~~~~ main.cpp:16:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 16 | for (int i = 0; i < sir.size(); ++i, --n) { | ~~^~~~~~~~~~~~ main.cpp:33:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | for (int i = 0; i < pozitii.size(); ++i) { | ~~^~~~~~~~~~~~~~~~ main.cpp:35:68: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 35 | for (int j = pozitii[i], counter = 0; counter < k && j < s.size(); ++j, ++counter) { | ~~^~~~~~~~~~ main.cpp:45:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 45 | for (int i = 0; i < subs_max.size(); ++i, --n) { | ~~^~~~~~~~~~~~~~~~~ main.cpp:5:15: warning: unused variable 'TEN' [-Wunused-variable] 5 | const int TEN = 10, TWO = 2; | ^~~