Compilare: main.cpp: In function 'int main()': main.cpp:52:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 52 | for(int j=1;j<pozs[i].size();j++) | ~^~~~~~~~~~~~~~~ main.cpp:61:30: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 61 | for(int u=0;u<v[comp[le]].size();u++) | ~^~~~~~~~~~~~~~~~~~~ main.cpp:137:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 137 | for(int u=0;u<v[comp[i]].size();u++) | ~^~~~~~~~~~~~~~~~~~