n=int(input())
sosu=[2]
dp=[0]*(n+1)
dp[2]=-1
dp[3]=-1
for i in range(3,n+1,2):
    for s in sosu:
        if i%s==0:
            break
    else:
        sosu+=[i]

for i in range(4,n+1):
    for s in sosu:
        if s>i-2:
            dp[i]=-1
            break
        if dp[i-s]==-1:
            dp[i]=1
            break
    else:
        dp[i]=-1
print("Win") if dp[-1]==1 else print("Lose")