Guess the final digit in this game to win. Example: 82230241 8+2=10, 1+0=1, 2+3=5, 0+2=2, 4+1=5. 1+5=6, 2+5=7. 6+7=13, 1+3=4. Answer is 4
I did it in 8.719 seconds Comment how fast you did it
