N = int(input())

dat = [0] * (N+1)
prime = []
for i in range(2,N+1):
    if dat[i] == 0:
        prime.append(i)
        j = 2
        while i * j <= N:
            dat[i*j] = 1
            j += 1
winlose = [0] * (N+1)
winlose[2] = False
winlose[3] = False
for i in range(4,N+1):
    for j in prime:
        if i - j < 2:
            winlose[i] = False
            break
        else:
            if winlose[i-j] == False:
                winlose[i] = True
                break
if winlose[N]:
    print('Win')
else:
    print('Lose')