human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Year, Superintendent, Middlesex Principal, Gorham Principal, Middle School Principal, High School Principal
###Question: How many years was lynn muscarella the high school principal and charlie wiltse the superintendent?
gpt
SELECT COUNT Year FROM table WHERE High School Principal = Lynn Muscarella AND Superintendent = Charlie Wiltse