text: 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 room (blockfloor VARCHAR, blockcode VARCHAR); CREATE TABLE BLOCK (blockfloor VARCHAR, blockcode VARCHAR)
  ### Question:
  Find the number of rooms located on each block floor.
  ### Answer:
  SELECT COUNT(*), T1.blockfloor FROM BLOCK AS T1 JOIN room AS T2 ON T1.blockfloor = T2.blockfloor AND T1.blockcode = T2.blockcode GROUP BY T1.blockfloor