n=int(input())
sosu=[2]
W=set()
L=set([2,3])
for i in range(3,n+1,2):
    for s in sosu:
        if i%s==0:
            break
    else:
        sosu+=[i]

while 1:
    for lk in L:
        for s in sosu:
            wk=lk+s
            if wk==n and wk not in L:
                print("Win")
                exit()
            elif wk<n:
                W.add(wk)
    W=W-L

    for wk in W:
        for s in sosu:
            lk=wk+s
            if lk==n and lk not in W:
                print("Lose")
                exit()
            elif lk<n:
                L.add(lk)
    L=L-W