from random import randint

#5

print("Завдання 5")

number = randint(10, 999999)

print(number)

print([int(i) for i in str(number)])

print()

#6

print("Завдання 6")

arr4 = [randint(0, 20) for i in range(randint(1, 15))]

print(arr4)

print(range(len(arr4)))

for i in range(len(arr4)):

  if i<arr4[i]:

      print(arr4[i], end=" ")

print()