text: # print('1/' + str(3))
  # print(f'hello world 1/{12 * 23}')
  
  n = int(input())
  
  for i in range(1, n + 1):
      if i == 1:
          print(end='1 + ')
      else:
          print(end=f'1/{i}' if i == n else f'1/{i} + ')
  