Compilare: main.cpp: In function 'int main()': main.cpp:36:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 36 | for (int i = 1; i < text.size() - lg + 1; i++) | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:40:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 40 | for (int j = 0; j < v[nrb3 % mod].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:53:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 53 | for (int j = 0; j < v[aux1 % mod].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:64:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 64 | for (int j = 0; j < v[aux1 % mod].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~~~