# Top N [Obj,Obj]

### Description
Select the top-N results (highest score first).
This can be used at the end of a strategy to return a maximum number of results.
It can also be used within a strategy to take only the top N results for follow-up blocks. For example in recommendation to use only the latest sales to suggest relevant products.

### Input
- `SOURCE [OBJ,OBJ]`: the list of pairs to filter

### Output
- `RESULT [OBJ,OBJ]`: the top-N pairs

### Parameters
- `N`: the number of results to return