What I have learnt is that dynamic programming (DP) is of two kinds: top-down and bottom-up. In top-down, you use recursion along with memoization. In bottom-up, you just fill an array (a table). ...

I have n points and have to find the maximum united area between k points (k <= n). So, its the sum of those points area minus the common area between them. ]1 Suppose we have n=4, k=2. As ill...

I know how to solve knapsack 0-1 problem with dynamic programming approach, but I am having troubles figuring out which items to take without compromising the complexity of O(N * C) (N items,...

How can I return an arbitrary XML document using an Eclipse/AXIS2 POJO Service? For full background details, see this question: Java Web Service returns string with > and < instead o...

This is a follow up question from Grammar: difference between a top down and bottom up? I understand from that question that: the grammar itself isn't top-down or bottom-up, the parser is there...

What is the difference between a top down and bottom up grammar? An example would be awesome.