The problem below (Moscow Puzzles #313) can be solved in more than 4 ways,
(each d1 by itself) - using different approaches.
Find the number t and the digit represented by k in:
List your ways of solving it.
(In reply to Simple way to determine t
by Steve Herman)
Actually, you showed t must end in 4 or 6. Of course, you'd find it right away if you started with 4 by sheer luck. It could potentially take a while.
Posted by Jer
on 2017-12-21 21:15:25