CREATE TABLE table_18116 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Results" CLOB, "Candidates" CLOB)

what is the earliest first elected with the results re-elected in the district south carolina 3?
SELECT MAX("First elected") FROM table_18116 WHERE "Results" = 'Re-elected' AND "District" = 'South Carolina 3'
SELECT MAX("First elected") FROM "table_18116" WHERE "District" = 'South Carolina 3' AND "Results" = 'Re-elected'