Please solve the programming task below using a self-contained code snippet in a markdown code block.

There are n flights that are labeled from 1 to n.
You are given an array of flight bookings bookings, where bookings[i] = [firsti, lasti, seatsi] represents a booking for flights firsti through lasti (inclusive) with seatsi seats reserved for each flight in the range.
Return an array answer of length n, where answer[i] is the total number of seats reserved for flight i.
 
Please complete the following python code precisely:
```python
class Solution:
    def corpFlightBookings(self, bookings: List[List[int]], n: int) -> List[int]:
```