CREATE TABLE voting_record (stuid NUMBER, registration_date CLOB, election_cycle CLOB, president_vote NUMBER, vice_president_vote NUMBER, secretary_vote NUMBER, treasurer_vote NUMBER, class_president_vote NUMBER, class_senator_vote NUMBER)
CREATE TABLE student (stuid NUMBER, lname CLOB, fname CLOB, age NUMBER, sex CLOB, major NUMBER, advisor NUMBER, city_code CLOB)

Find the distinct first names of all the students who have vice president votes and whose city code is not PIT.
SELECT DISTINCT T1.fname FROM student AS T1 JOIN voting_record AS T2 ON T1.stuid = T2.vice_president_vote EXCEPT SELECT DISTINCT fname FROM student WHERE city_code = "PIT"
SELECT DISTINCT "T1"."fname" FROM "student" "T1" JOIN "voting_record" "T2" ON "T1"."stuid" = "T2"."vice_president_vote" EXCEPT SELECT DISTINCT "fname" FROM "student" WHERE "PIT" = "city_code"