planc

from time import sleep


def my_g():
    for i in range(5):
        sleep(1)
        yield i


def my_i():
    ar = []
    for i in range(5):
        sleep(1)
        ar.append(i)
    return ar


print("generator:")
for i in my_g():
    print(i)


print("iterator:")
for i in my_i():
    print(i)