On the Subject of Fixing Faulty Digital Root

This digital root ain't so faulty ater all.

Take the number on the tilted display, mod 2. If that number is 0, use additive digital root, otherwise if it is a 1, use multiplicative digital root

Transmitting The Answer

Answer Binary Button Presses
0 0000 NO NO NO NO
1 0001 NO NO NO YES
2 0010 NO NO YES NO
3 0011 NO NO YES YES
4 0100 NO YES NO NO
5 0101 NO YES NO YES
6 0110 NO YES YES NO
7 0111 NO YES YES YES
8 1000 YES NO NO NO
9 1001 YES NO NO YES