def PN(n):
  i=1
  L=[i for i in range(n+1)]
  while i < n**0.5:
    i+=1
    if i in L:
      L=[x if x%i!=0 else 0 for x in L]
      L[i]=i
  L=set(L)
  L^=set([0,1])
  return L

def G(N):
  P=PN(N)
  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")
  
G(int(input()))