Given an object and a part, decide whether the object has that part. For example if you are asked 'gun has barrel?', you need to decide if a gun has a barrel as one of its components or parts, indicating 1 or 0 as your answer respectively. All sentences strictly follow the template 'object has part?.'

Input: Consider Input: herring has head?

Output: 1


Input: Consider Input: elm has door?

Output: 0


Input: Consider Input: bus has back?


Output: 1