N = int(input())

prime = [ True ] * (N + 1)
prime[0], prime[1] = False, False
for i in range(2, N + 1):
	if prime[i]:
		for j in range(i * 2, N + 1, i):
			prime[j] = False
plist = list(filter(lambda x: prime[x], range(2, N + 1)))

wins = [ False ] * (N + 1)
wins[0], wins[1] = True, True
for i in range(2, N + 1):
	pos = 0
	while pos < len(plist) and plist[pos] <= i:
		if not wins[i - plist[pos]]:
			wins[i] = True
			break
		pos += 1

if wins[N]:
	print("Win")
else:
	print("Lose")