import math


def is_prime(n):
    sqrt_n = math.ceil(math.sqrt(n))
    for i in range(2, sqrt_n):
        if n % i == 0:
            return False
    return True
    
N = int(input())

if N <= 10:
    print("Win")
    exit()

for i in range(N, 2, -1):
    if is_prime(i):
        A = i
        break

for i in range(A - 1, 2, -1):
    if is_prime(i):
        B = i
        break

if B - A > 10:
    print("Win")
else:
    print("Lose")