Compilare: user.cpp:29: warning: integer constant is too large for ‘long’ type user.cpp: In function ‘long long int MinDist(int, int, std::vector<std::pair<long long int, long long int>, std::allocator<std::pair<long long int, long long int> > >&, std::vector<std::pair<long long int, long long int>, std::allocator<std::pair<long long int, long long int> > >&)’: user.cpp:42: warning: comparison between signed and unsigned integer expressions user.cpp:43: warning: comparison between signed and unsigned integer expressions