n=int(input())
import math
prime=[]
s=[1]*n
s[0]=s[1]=0
for i in range(4,n,2):
    if s[i]==1:
        s[i]=0
for i in range(3,int(math.sqrt(n))):
    for j in range(2,n//i):
        if s[i*j]==1:
            s[i*j]=0
for i in range(n):
    if s[i]==1:
        prime.append(i)

winlose=[-1]*(n+1)
winlose[0],winlose[1]=1,1
for i in range(2,n+1):
    for j in prime:
        if i<j:
            break
        if winlose[i-j]==-1:
            winlose[i]=1
            break
if winlose[-1]==1:
    print("Win")
else:
    print("Lose")