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

### Instruction:
 蒂姆比玛莎少30个苹果，而哈里比蒂姆少一半的苹果。如果玛莎有68个苹果，哈里有多少个苹果？


### Response:
 蒂姆有68-30 = <<68-30=38>>38个苹果。
哈里有38/2 = <<38/2=19>>19个苹果。