| 36 | } |
| 37 | |
| 38 | bool dfs_rec(vector<int> vec[], int v) |
| 39 | { |
| 40 | vector<bool> visited(v, false); |
| 41 | int parent = -1; |
| 42 | for (int i = 0; i < v; i++) |
| 43 | { |
| 44 | if (visited[i] == false) |
| 45 | { |
| 46 | if (dfs(vec, visited, parent, i) == true) |
| 47 | { |
| 48 | return true; |
| 49 | } |
| 50 | } |
| 51 | } |
| 52 | return false; |
| 53 | } |
| 54 | |
| 55 | int main() |
| 56 | { |