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Problem Link: LightOJ 1407
PDF LINK: click here
How to solve this problem. I know the basic algorithm of solving 2SAT problem. In the basic algorithm for (Xi ∨ Yi) the implications are
¬Xi => Yi
¬Yi => Xi
But here in this problem I can't figure out the implications of the relation stated in the problem. Can you please help me Solve this problem???
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