stupid algorithm

ans.py

t1 = ["123",["ddd", "ccc","344", ["lll"], ['zzz']],"333"]

def a(l):
    c = []
    z = []
    if any([isinstance(x, list) for x in l]):
        for i in l:
            if len(i) == 1:
                z.append(i)
            if not isinstance(i, list):
                c.append(i)
            else:
                a(i)
    if z:
        print z
    if c:
        print c

a(t1)