require "prime"

def f(n)
  dp = [true] * (n+1)
  (2..n).each_with_object([]){|i, primes|
    primes << i if i.prime?
    dp[i] = primes.any?{|pr| !dp[i - pr]}
  }
  dp[n]
end

N = gets.to_i
puts f(N) ? :Win : :Lose