How many writers were there in the episode directed by Charles Haid?
CREATE TABLE table_23255941_1 (
    written_by VARCHAR,
    directed_by VARCHAR
)
SELECT COUNT(written_by) FROM table_23255941_1 WHERE directed_by = "Charles Haid"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: How many writers were there in the episode directed by Charles Haid? ### Input: CREATE TABLE table_23255941_1 (
    written_by VARCHAR,
    directed_by VARCHAR
) ### Response: SELECT COUNT(written_by) FROM table_23255941_1 WHERE directed_by = "Charles Haid"