Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:16:61: error: ‘a’ was not declared in this scope for (unsigned int j = 0; j < A[x].size(); j++) d[j] = a[x][j]; ^ user.cpp:26:47: error: ‘a’ was not declared in this scope if (!viz[i] and d[i] > d[min_c] + a[min_c][i]) ^ user.cpp:30:57: error: ‘c’ was not declared in this scope if (d[i] == inf) out << -1 << " "; else out << c[i] << " "; ^