Identify the bug in the following code.
def sum3(a, b, c):
    return a + b + c
There is no bug in the code. It is a correctly defined function that returns the sum of its three input parameters.
Complete the following task based on the instruction and optional input provided.### Instruction:
Identify the bug in the following code.

### Input:
def sum3(a, b, c):
    return a + b + c

### Output:
There is no bug in the code. It is a correctly defined function that returns the sum of its three input parameters.