n = int(input('How many fibonacci terms? '))
t1 = 0
t2 = 1
print(f'{t1} -> {t2}', end='')
cont = 3
while cont <= n:
  t3 = t1 + t2
  print(f' -> {t3}', end='')
  t1 = t2
  t2 = t3
  cont += 1
print('-> DONE')