N=int(input())
i=1
P=[i for i in range(N+1)]
while i < N**0.5:
  i+=1
  if i in P:
    P=[x if x%i!=0 else 0 for x in P]
    P[i]=i
P=set(P)
P^=set([0,1])
L=set([])
for i in range(2,N+1):
  f=0
  for j in P:
    if (i-j) in L:
      f=1;break
  if f==0:
    L.add(i)
print("Lose" if N in L else "Win")