Q$8$ Write a Python program that reads a possibly$-$negative integer $n$ and a non$-$

negative int $k,$ and displays the $k$ th digit of $n,$ starting from $0,$ counting from

: the right. So

If the input is $789$ and $0,$ it displays $"9"$

If the input is $789$ and $1,$ it displays $"8"$

If the input is $789$ and $2,$ it displays $"7"$

If the input is $789$ and $3,$ it displays $"0"$

If the input is $-789$ and $0,$ it displays $"9"$