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

### Instruction:
 仓库里有1250双鞋子。其中有540双是蓝色的。其余的要么是绿色的，要么是紫色的。绿色鞋子的数量等于紫色鞋子的数量。仓库里有多少双紫色鞋子？


### Response:
 1250 - 540 = <<1250-540=710>>710
710/2 = <<710/2=355>>355
仓库里有355双紫色鞋子。