Find the greatest common factor of 12 and 18.
12 & 18
The greatest common factor (GCF) of 12 and 18 is 6. In other words, 6 is the largest factor that both numbers have in common.
Complete the following task based on the instruction and optional input provided.### Instruction:
Find the greatest common factor of 12 and 18.

### Input:
12 & 18

### Output:
The greatest common factor (GCF) of 12 and 18 is 6. In other words, 6 is the largest factor that both numbers have in common.