Calculate the maximum value from these numbers: 22, 18, 9, 12
The maximum value from the list of numbers [22, 18, 9, 12] is 22.
Complete the following task based on the instruction and optional input provided.### Instruction:
Calculate the maximum value from these numbers: 22, 18, 9, 12

### Output:
The maximum value from the list of numbers [22, 18, 9, 12] is 22.