def nest_qsort(tpl, colnum, reverse=False):
    """deze functie sorteert de geneste tuple zoals beschreven in de README.md"""

    small = []
    same = []
    large = []

    if len(tpl) > 1:
        pivot = tpl[0][colnum]
        if reverse:
            for x in tpl:
                if x[colnum] > pivot:
                    small.append(x)
                elif x[colnum] == pivot:
                    same.append(x)
                elif x[colnum] < pivot:
                    large.append(x)
        else:
            for x in tpl:
                if x[colnum] < pivot:
                    small.append(x)
                elif x[colnum] == pivot:
                    same.append(x)
                elif x[colnum] > pivot:
                    large.append(x)
        return nest_qsort(small, colnum, reverse) + same + nest_qsort(large, colnum, reverse)
    else:
        return tpl


def qsort(tpl, reverse=False):
    """Deze functie kan een lijst of tuple met waardes sorteren"""

    small = []
    same = []
    large = []

    if len(tpl) > 1:
        pivot = tpl[0]
        if reverse:
            for x in tpl:
                if x > pivot:
                    small.append(x)
                elif x == pivot:
                    same.append(x)
                elif x < pivot:
                    large.append(x)
        else:
            for x in tpl:
                if x < pivot:
                    small.append(x)
                elif x == pivot:
                    same.append(x)
                elif x > pivot:
                    large.append(x)
        return qsort(small, reverse) + same + qsort(large, reverse)
    else:
        return tpl