Compilare: main.cpp: In function 'int main()': main.cpp:20:10: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 20 | for(i=1;i<p.size();i++) | ~^~~~~~~~~ main.cpp:36:10: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 36 | for(i=0;i<q.size();i++) | ~^~~~~~~~~ main.cpp:47:9: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 47 | if(j==p.size()) | ~^~~~~~~~~~