Compilare: main.cpp: In function 'int main()': main.cpp:34:21: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 34 | for(ll i=0;i<sums.size();i++) | ~^~~~~~~~~~~~ main.cpp:35:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 35 | for(int j=i;j<sums.size();j++) | ~^~~~~~~~~~~~