def checkorder(arr)
    n = arr.length
    i = 1
    while i < n and arr[ i ] == arr[ 0 ]
        i += 1
    end
    if i < n
        if arr[i] > arr[i-1]
                 flag = 1
                 for k in i..n-1
                     if arr[k] < arr[k-1]
                       flag = 0
                     end
                 end
                 if flag == 1
                    p "Ascending Order!"
                 else
                    p "Unordered!"
                 end
        elsif arr[i] < arr[i-1]
              flag = 1
              for k in i..n-1
                  if arr[k] > arr[k-1]
                    flag = 0
                  end
              end
              if flag == 1
                 p "Descending Order!"
              else
                 p "Unordered!"
              end
        end
    end
end
 
def main()
    arr = [1,2,3,4,5,6,7,8,9,10,2021,2022,2023]
    arr2 = [9,8,7,6,5,4,3,2,1]
    arr3 = [1,2,3,4,5,-1,-2,-4]
    arr4 = [9,8,7,6,5,3,2,10]
    matrix = [arr, arr2, arr3, arr4]
    for i in 0..3
        checkorder(matrix[i])
    end
end
main

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