def floor(x):
    x 
def swap(x, y):
    tmp = tab[x]
    tab[x] = tab[y]
    tab[y] = tmp

def heapify(parent):
    L = 2 * parent + 1
    R = 2 * parent + 2

    if L > len(tab) - 1:
        return
    elif L == len(tab) - 1:
        aniki = L
    else:
        if tab[L] >= tab[R]:
            aniki = L
        else:
            aniki = R
    if tab[aniki] >= tab[parent]:
        swap(aniki, parent)
        heapify(aniki)

tab = [2,1,3,7,1,4,8,8]

heapify(0)
print(tab)

floor(1.8)