"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-08 07:07:38.029436
"""

```python
from typing import Callable, Any


class FallbackExecutor:
    """
    A class for executing a function with fallback execution in case of an exception.

    :param func: The main function to be executed.
    :param fallback_func: The fallback function to be executed if the main function fails.
    :param args: Arguments to pass to the main function.
    :param kwargs: Keyword arguments to pass to the main function and fallback function.
    """

    def __init__(self, func: Callable[..., Any], fallback_func: Callable[..., Any], *args, **kwargs):
        self.func = func
        self.fallback_func = fallback_func
        self.args = args
        self.kwargs = kwargs

    def execute(self) -> Any:
        """
        Execute the main function with arguments and return its result.
        If an exception occurs during execution, attempt to use the fallback function.

        :return: The result of the successfully executed function or None if both fail.
        """
        try:
            return self.func(*self.args, **self.kwargs)
        except Exception as e:
            print(f"An error occurred while executing {self.func.__name__}: {e}")
            try:
                return self.fallback_func(*self.args, **self.kwargs)
            except Exception as fe:
                print(f"Fallback function execution failed: {fe}")
                return None


def main_function(a: int, b: int) -> int:
    """
    A sample main function that performs an operation on two integers.

    :param a: First integer.
    :param b: Second integer.
    :return: The result of the operation (a + b).
    """
    return a + b


def fallback_function(a: int, b: int) -> int:
    """
    A sample fallback function that handles an error scenario differently.

    :param a: First integer.
    :param b: Second integer.
    :return: The result of the operation (a - b).
    """
    return a - b


# Example usage
executor = FallbackExecutor(main_function, fallback_func=fallback_function, a=5, b=3)
result = executor.execute()
print(f"Result: {result}")

# Introduce an error by dividing by zero in main function to trigger the fallback
executor = FallbackExecutor(lambda x, y: x / y, fallback_func=fallback_function, a=5, b=0)
result = executor.execute()
print(f"Result with error: {result}")
```