import math import sys def cal_prm(N): prm = [] for i in range(2,N): flag = True for j in range(2,i): if i % j == 0: flag = False break if flag == True: prm.append(i) return prm def judge(N): list = {2:False,3:False} prm = cal_prm(N) for i in range(4,N+1): flag = True for j in prm: if i - j < 2: break if list[i-j] == False: list[i] = True break if i not in list: list[i] = False return list N = int(input()) if judge(N)[N] == True: print('Win') else: print('Lose')