l
Size: a a a
l
ВЛ
EA
B

БГ
AE
def cycle(iterable):
# cycle('ABCD') --> A B C D A B C D A B C D ...
saved = []
for element in iterable:
yield element
saved.append(element)
while saved:
for element in saved:
yield element
AE
AE
ТА
ТА
R3
БГ
B
БГ
R3
R3
B
R3
B