Compilare: main.cpp: In function 'int main()': main.cpp:17:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 17 | for (int i=0; i<t.size(); i++) | ~^~~~~~~~~ main.cpp:24:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 24 | for (int i=0; i<s.size(); i++) | ~^~~~~~~~~ main.cpp:28:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 28 | while (i+manacher[i]<s.size() && i-manacher[i]>=0 && s[i+manacher[i]]==s[i-manacher[i]]) | ~~~~~~~~~~~~~^~~~~~~~~ main.cpp:34:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 34 | for (int i=0; i<s.size(); i++) | ~^~~~~~~~~