CREATE TABLE table_1341549_33 (first_elected VARCHAR, result VARCHAR, incumbent VARCHAR)

how many first elected with result being re-elected and incumbent being gary ackerman redistricted from the 7th district
SELECT COUNT(first_elected) FROM table_1341549_33 WHERE result = "Re-elected" AND incumbent = "Gary Ackerman Redistricted from the 7th district"
SELECT COUNT("first_elected") FROM "table_1341549_33" WHERE "Gary Ackerman Redistricted from the 7th district" = "incumbent" AND "Re-elected" = "result"