Question 23
In the following cryptarithm, different letters represent different digits. What is $Y+A-H-O-O$? $$\begin{array}{r}YES\\\times\quad YES\\\hline YAHOO\end{array}$$
Interpretation: The letter Y is a nonzero leading digit; all six letters Y,E,S,A,H,O have pairwise distinct decimal digits.
Answer format: enter the integer answer without units. Leading zeros are optional; the original paper uses four-digit boxes.
Interpretation: The letter Y is a nonzero leading digit; all six letters Y,E,S,A,H,O have pairwise distinct decimal digits.
Answer format: enter the integer answer without units. Leading zeros are optional; the original paper uses four-digit boxes.