Eroare de compilare: main.cpp: In function 'int main()': main.cpp:11:5: error: 'vector' was not declared in this scope vector<vector<int>> sol(N + 1, vector<int>(N)); ^~~~~~ main.cpp:11:19: error: expected primary-expression before 'int' vector<vector<int>> sol(N + 1, vector<int>(N)); ^~~ main.cpp:15:13: error: 'sol' was not declared in this scope sol[i][++sol[i][0]] = sol[j][++sol[j][0]] = ++L; ^~~ main.cpp:19:21: error: 'sol' was not declared in this scope fout << sol[i][j]; ^~~ Non zero exit status: 1