#coding: utf-8
#yuki_7

n=int(raw_input())
primes=[2]
for i in xrange(3,n+1,2):
 for p in primes:
  if i%p==0:
   break
 else:
  primes.append(i)
memo=[False for i in xrange(n+1)]
for i in xrange(2,n+1):
 if memo[i]:
  continue
 for p in primes:
  if i+p>n:
   break
  memo[i+p]=True
  
if memo[n]:
 print "Win"
else:
 print "Lose"