Compilare: main.cpp: In function 'std::vector<int> prefixFunction(std::string&)': main.cpp:10:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 10 | for(int i = 1; i < s.size(); i ++) { | ~~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:48:33: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 48 | for(int i = v.size() + 1; i < prefix.size(); i ++) { | ~~^~~~~~~~~~~~~~~ main.cpp:65:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 65 | for(int i = 0; i <= s.size() - v.size(); i ++) { | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:76:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 76 | for(int i = 1; i <= v.size() / 2; i ++) | ~~^~~~~~~~~~~~~~~