Compilare: main.cpp: In function 'void inPI(std::string&)': main.cpp:15:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 15 | for (int i=1; i<p.size(); i++){ | ~^~~~~~~~~ main.cpp: In function 'void KMP(std::string&, std::string&)': main.cpp:26:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 26 | for (int i=0; i<s.size(); i++){ | ~^~~~~~~~~ main.cpp:31:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 31 | if (stare==p.size()){ | ~~~~~^~~~~~~~~~