<filename>ABC_A/ABC147_A.py<gh_stars>0
a1, a2, a3 = map(int, input().split())

if a1+a2+a3 >= 22:
    print("bust")
else:
    print("win")

<filename>ABC_A/ABC147_A.py<gh_stars>0
a1, a2, a3 = map(int, input().split())

if a1+a2+a3 >= 22:
    print("bust")
else:
    print("win")
