problem link
http://acm.sgu.ru/problem.php?contest=0&problem=314
how i can deal with cases like case 3.
my solution is backtracking to get all paths form start to end
and sort them by cost .
any hint ?
thanks
problem link
http://acm.sgu.ru/problem.php?contest=0&problem=314
how i can deal with cases like case 3.
my solution is backtracking to get all paths form start to end
and sort them by cost .
any hint ?
thanks
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You mean O(K*MlogN)? This is about 10^10 :)
I solved this problem several years ago, my solution was according to the Eppstein's article. And I viewed other solutions - they were in fact the same too.