def empiler(p:list,v)->list:
    return [v]+p

def depiler(p:list)->tuple:
    v = p[0]
    nouv = p[1:]
    return (v,nouv)


maPile =[]
maPile=empiler(maPile,1)
maPile=empiler(maPile,2)
maPile=empiler(maPile,3)
print(maPile)
valeur,maPile=depiler(maPile)
print("valeur = ",valeur, "mapile =", maPile)