Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_18424435_3 (written_by VARCHAR, canadian_viewers__million_ VARCHAR)
### Question:
Who wrote the episodes watched by 1.816 million people in Canada?
### Answer:
SELECT written_by FROM table_18424435_3 WHERE canadian_viewers__million_ = "1.816"