from sympy import sieve

n = int(input())
x = [-1] * (n + 1)
x[0], x[1] = 1, 1
for i in range(2, n + 1):
    for j in sieve.primerange(1, n):
        if j > i:
            break
        if x[i - j] == -1:
            x[i] = 1
if x[-1] == 1:
    print('Win')
else:
    print('Lose')