for elem in range(5):
  print(elem, end=' ')
print()

for elem in range(1,6):
  print(elem, end=' ')
print()

for elem in range(5,-1,-1):
  print('Countdown', elem)

for char in 'string':
  print(char, end=' ')
print()

for tup in (1,3,5):
    print(tup)
    
