In the multiplication given below, all the digits, except one, were consistently
replaced by another digit:
Find the substitution code and restore the original multiplication.
(In reply to re: No Subject
While the problem was on the board I have mentioned that there are numerous applets on the web solving standard alphametics (plain substitution) , so one should submit problems not solvable by plainly entering data into an online-solver.
Apparently not changing one specific digit did not overcome this issue. I have other ideas in stock, part of them already implemented (puzzles in the queue).
Anyway, I appreciate your and Jer's remarks and fully agreee with them.