Introduction to Logic
Tools
for
Thought
 

Cryptarithmetic


Consider the "symbolic" multiplication shown below.

YAK
× SO

SOBS
YAK

ASKS

Your job in this problem is to assign letters to numbers in such a way that this is a correct multiplication. No two letters should be assigned the same value. Leading zeros are not permitted on numbers.

A =
B =
K =
O =
S =
Y =