P=[2,3]
for i in range(5,10001):
    for p in P:
        if i%p==0:break
    else:P.append(i)
#print(P)

N=int(input())

for p in P:
    if p>N:continue
    if N-p==2:
        print('Win')
        break
else:
    print('Lose')