Below is an instruction that describes a task. Write a response that appropriately completes the request in Chinese. Please answer in Chinese.

### Instruction:
 珍妮想坐摩天轮、过山车和碰碰车。摩天轮需要5张票，过山车需要4张票，碰碰车也需要4张票。珍妮有5张票。她还需要买多少张票？


### Response:
 她还需要买1张票。