nin = int(input())
setp = [2]


for i in range(3,nin,2):
	for item in filter(lambda x : x <= i**(1/2),setp):
		if i % item == 0:
			break
	else:
		setp.append(i)

bool_lis = [False]*(nin+1)
bool_lis[0] = True
bool_lis[1] = True

for i in range(4,nin+1):
	for num in filter(lambda x : x < i, setp):
		if not bool_lis[i - num]:
			bool_lis[i] = True


if bool_lis[nin]:
	print ("Win")
else:
	print ("Lose")