Compilare: user.cpp: In function ‘void dij()’: user.cpp:25:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( i = 0; i < graph[curr.first].size(); i ++ )//parcurgem nodurile adiacente celui curent; ^ user.cpp:27:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( j = 0; j < minHeap.size(); j ++ )//parcurgem nodurile din minHeap ^ user.cpp: In function ‘int main()’: user.cpp:46:17: warning: unused variable ‘j’ [-Wunused-variable] int x, y, z, i, j; ^