seul = float(input())

if(seul >= 50 and seul < 60):
    print("win")
else:
    print("lose")
cf6fe994136ae4919170e3ccf05ca7706b3bec41
<mask token>

<mask token>
if seul >= 50 and seul < 60:
    print('win')
else:
    print('lose')

seul = float(input())
if seul >= 50 and seul < 60:
    print('win')
else:
    print('lose')

seul = float(input())

if(seul >= 50 and seul < 60):
    print("win")
else:
    print("lose")