Compilare: user.cpp: In function ‘void Solve(int, int)’: user.cpp:17:45: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (poz <= 1000000 && (i < V[x].size() || j < V[y].size())) ^ user.cpp:17:64: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (poz <= 1000000 && (i < V[x].size() || j < V[y].size())) ^ user.cpp:20:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (i < V[x].size() && V[x][i].first <= poz) ^ user.cpp:22:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (i < V[x].size() && V[x][i].first <= poz) ^ user.cpp:29:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (j < V[y].size() && V[y][j].first <= poz) ^ user.cpp:31:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (j < V[y].size() && V[y][j].first <= poz) ^