Compilare: main.cpp: In function 'int main()': main.cpp:31:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 31 | for(int i = 1; i < s.size(); i++) { | ~~^~~~~~~~~~ main.cpp:51:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | for(int j = 0; j < ord.size(); j++) { | ~~^~~~~~~~~~~~ main.cpp:53:26: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 53 | if(PI / b.size() < cate - 1) | ~~~~~~~~~~~~~~^~~~~~~~~~ main.cpp:55:33: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 55 | if(pi[i] + b.size() - 1 > maxx) { ///verifici toate cu nr resp de secv