Combining Multiple Sets of Letters in Python
<p>I am trying to figure out how to print all the combinations there are for multiple sets of letters without repetition. </p>

<p>An example: A,B,C and X,Y,Z</p>

<p>The combinations would be:</p>

<p>AX
AY
AZ
BX
BY
BZ
CX
CY
CZ</p>
