#1
answer: 4, 1
5, 6
a = [2, 4, 6, 8]
b = {1, 3, 5, 7}
a_itera = iter(a)
b_iterb = iter(b)
next(iter(a_itera))
print(next(iter(a_itera)), next(iter(b_iterb)))
next(iter(b_iterb))
print(next(iter(b_iterb)), next(iter(a_itera)))

#2
#П
#П
#Ш

str='ППШ'
iterator=iter(str)
for x in iterator:
  print(x)

#3
#bee
d = {1: 'bee', 2: 'raccoon', 3: 'snake'}
iterator = iter(d)
print(d[next(iterator)])

#4
a = [int(s) for s in range(1, 20)]
iterator = iter(a)
print(9 in iterator)
print(9 in iterator)
#True
#False

#5
a = (i ** 2 for i in range (10) if i % 3 != 0)
print(next(a))
print(next(a))
print(next(a))
#1 4 16

#6
a = (i ** 2 for i in range(1, 6))
print(next(a))
next(a)
print(next(a))
next(a)
print(next(a))
#1 9 25

a=((i,j) for i in [6,7,8,9,10,'V','Q','K','A'] for j in ['Крести','Пики','Черви','Буби'])
print(*next(a))
print(*next(a))