You are given a string of numbers, find the maximum and minimum numbers in the string
After processing the given input string and converting the comma separated values into integers, the maximum and minimum numbers in the string are:

Maximum number: 13
Minimum number: 1
"3,2,7,9,13,8,1,4"
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:
You are given a string of numbers, find the maximum and minimum numbers in the string

### Input:
"3,2,7,9,13,8,1,4"

### Response:
After processing the given input string and converting the comma separated values into integers, the maximum and minimum numbers in the string are:

Maximum number: 13
Minimum number: 1