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

### Instruction:
Tim has 30 less apples than Martha, and Harry has half as many apples as Tim. If Martha has 68 apples, how many apples does Harry have?

### Response:
Tim has 68-30 = <<68-30=38>>38 apples.
Harry has 38/2 = <<38/2=19>>19 apples.
#### 19