N = int(input())

hurui = set(range(2,N+1))
for i in range(2,N+1):
    for j in range(i*2,N+1,i):
        hurui.discard(j)

f = [False]*100000
f[0]=f[1]=True
for i in range(2,N+1):
    flag = False
    for j in hurui:
        if i-j>=0 and f[i-j]==False:
            flag = True;break
    f[i]=flag

print("Win"if f[N] else "Lose")