An integer N (2 ≤ N ≤ 200000), representing some quantity or size.
An integer K (2 ≤ K ≤ N), representing another quantity or size.
A list of integers P of size N, where each integer is between 0 and N-1, and all integers are unique.

### Example Input:

```
5
3
0 2 1 4 3
```

### Function Signature:
Write a function f(N, K, P) that takes in the input.
def f(N: int, K: int, P: List[int]):
    ''' 
    N: an integer 
    K: an integer 
    P: a list of integers 
    '''