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OpenStudy (anonymous):
athttp://en.wikipedia.org/wiki/Knuth%27s_Algorithm_X in the example I don't understand that why not "A" is in the final solution whereas "A" was selected at Level 1
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OpenStudy (anonymous):
@TuringTest any clue?
OpenStudy (anonymous):
I believe that this question is on-topic in our computer science group.
OpenStudy (anonymous):
yap its a computer science algorithm
OpenStudy (anonymous):
hey dude just go through the example its self explanatory.
OpenStudy (anonymous):
@annas if I had understood it then I won't have bothered to post it here
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