in C++ the first part it is the int main... do the function based off the parameters and show the output

func5: ( 3 pts) * write a function that takes as input: an array of ints, the length of an array, and an integer * It returns: an int. * The function should find the value in the array closest to the integer, and * return the index of that integer * Point: To make sure you understand how to update values in a loop *) int func5(int arr[], int val, int len) \{ /* write function definition here */ \}