require 'prime'
ss=Prime.each(10000).to_a
ans=Array.new(10001)
n=gets.to_i

(10000+1).times do |d|
    if(d<2)
        ans[d]=true
    elsif(d<4)
        ans[d]=false
    else
        f=0
        ss.each do |p|
            break if(p>d)
            if(ans[d-p]==false)
                ans[d]=true
                f=1
                break 
            end
        end
        ans[d]=false unless(f==1)
    end
end

puts ans[n]? "Win":"Lose"