value 1 goes to bot 1
value 2 goes to bot 1
value 3 goes to bot 2
value 4 goes to bot 2
value 5 goes to bot 3
value 6 goes to bot 6
bot 1 gives low to bot 3 and high to bot 4
bot 2 gives low to bot 4 and high to output 0
bot 3 gives low to output 5 and high to bot 5
bot 4 gives low to bot 5 and high to bot 6
bot 5 gives low to output 1 and high to bot 7
bot 6 gives low to bot 7 and high to output 4
bot 7 gives low to output 2 and high to output 3
