10일 20일 30일 1 1 2 2 and 3 3 or 1 4 as 3 5 or12-- 1 6 or12 1 as 1 2 or 1 3 1 2 4 or12-- 5 and 6 or12 1 1 2 as 3 or 1 4 or12-- 1 5 and 6 or12 11위 - 20위