def  c(n):
    sosu=[True]*(n+1)
    sosu[0],sosu[1] = False,False
    cnt=0
    for i in range(4,n+1,2):
        sosu[i] = False
    
    for i in range(3,int(n**0.5)+1,2):
        if sosu[i] == False:
            continue
        for j in range(i,n//i+1,2):
            sosu[j*i]=False
    return [p for p in range(n + 1) if sosu[p]==True]
    
p=c(10**4)

n=int(input())
#先攻自分

d = [0]*(n+1)
d[0] = 1
d[1] = 1

for i in range(2,n+1):
    f = 0
    for j in p:
        if i-j < 0:
            break
        if d[i-j] == 0:
            f = 1
            break
    d[i] = f
    
print('Lose' if d[n] == 0 else 'Win')