The conversation between human and AI assistant.
[|Human|] Document the following algorithm into pseudo-code.
[|AI|] Here is a possible pseudo-code representation of the given algorithm:

```
BEGIN
  SET SUM = 0
  INPUT NUMBERS
  FOR EACH NUMBER IN NUMBERS
    ADD NUMBER TO SUM
  END FOR
  OUTPUT SUM
END
```
[|Human|] 
Document the following algorithm into pseudo-code.