Show evidence that the input number is divisible by 3.
12
To check if 12 is divisible by 3, we can add up its digits: 1 + 2 = 3. Since 3 is divisible by 3, we know that 12 is also divisible by 3.
Complete the following task based on the instruction and optional input provided.### Instruction:
Show evidence that the input number is divisible by 3.

### Input:
12

### Output:
To check if 12 is divisible by 3, we can add up its digits: 1 + 2 = 3. Since 3 is divisible by 3, we know that 12 is also divisible by 3.