# There is no requrment to know the values!

Logic Level 2

$\begin{array}{ccccc} & A & B & C & D\\ \times & & & & 9\\ \hline & D & C & B& A \end{array}$

Let $$A,B,C$$ and $$D$$ be non-negative single digit integers satisfying the cryptogram above with $$A,D\ne0$$. Find the value of $$A\times B\times C \times D$$.

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