import Data.Array.Unboxed

main :: IO ()
main = do
    n <- readLn :: IO Int
    ls <- return . map read . words =<< getLine :: IO [Int]
    let ans = solve ls
    print ans

solve :: [Int] -> Int
solve ls = solve_rec ls (listArray (1, 6) (repeat 0))
    where
        solve_rec :: [Int] -> UArray Int Int -> Int
        solve_rec [] arr = ans
            where
                ans = get_max_i arr 2 1
                get_max_i arr 7 max_i = max_i
                get_max_i arr i max_i = get_max_i arr (i + 1) (if arr!i >= arr!max_i then i else max_i)
        solve_rec (l:ls) arr = solve_rec ls (arr//[(l, arr!l + 1)])