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

### Instruction:
 一个公园里有200条蛇。有三倍于蟒蛇的蟒蛇。如果有40条蟒蛇，其余的蛇都是响尾蛇，计算公园里响尾蛇的总数。


### Response:
 公园里的蟒蛇数量是蟒蛇数量的三倍，总共有3*40 = <<3*40=120>>120条蟒蛇
公园里的响尾蛇数量是200-120-40 = <<200-120-40=40>>40条。