| 44 | |
| 45 | |
| 46 | int main(){ |
| 47 | cin.tie(0)->sync_with_stdio(0); |
| 48 | int n; |
| 49 | cin>>n; |
| 50 | vector<int> arr(n); |
| 51 | for (int &val : arr) { |
| 52 | cin >> val; |
| 53 | } |
| 54 | int key; |
| 55 | cin>>key; |
| 56 | cout<<"first occurrence is :"<<firstocc(arr,n,key); |
| 57 | |
| 58 | cout<<"last occurrence is :"<<lastocc(arr,n,key); |
| 59 | return 0; |
| 60 | } |
| 61 | |
| 62 |