Compilare: main.cpp: In function 'void ZFunc()': main.cpp:18:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 18 | while(i + zfunc[i] < str.size() && str[zfunc[i]] == str[i + zfunc[i]]) { | ~~~~~~~~~~~~~^~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:38:22: 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(i = 0; i < s.size(); i++) pref[i] = zfunc[i + t.size() + 1]; | ~~^~~~~~~~~~ main.cpp:47:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 47 | for(i = 0; i < s.size(); i++) suff[s.size() - i - 1] = zfunc[i + t.size() + 1]; | ~~^~~~~~~~~~ main.cpp:49:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | for(i = 0; i < s.size() - t.size() + 1; i++) rasp[min(pref[i], suff[i + t.size() - 1])]++; | ~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:51:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | for(i = 1; i <= t.size() / 2; i++) fout << rasp[i] << "\n"; | ~~^~~~~~~~~~~~~~~