def vertical(hztl):
    """
    Transpose of a nx9 list

    args:
    -hztl - List, on which the Transpose will be applied

    returns: Transpose of the list, hztl
    """
    i=0
    vert = []
    while i<9:
        j=0
        ele = []
        while j<len(hztl):
            ele.append(hztl[j][i])
            j=j+1
        vert.append(ele)
        i=i+1
    return vert