N = int(input())
def get_sieve_of_eratosthenes(n):
  data = [i for i in range(2, n + 1)]
  for d in data:
    data = [x for x in data if (x == d or x % d != 0)]
  return data

is_win = [0] * (N+1)
is_win[0] = 1
is_win[1] = 1
data = get_sieve_of_eratosthenes(N)
for i in range(2,N+1):
  for j in [x for x in data if x <= i]:
    if not is_win[i - j]:
      is_win[i] = 1
      break
if is_win[N]:
    print('Win')
else:
    print('Lose')