How to understand the knapsack problem is NP-complete?
Oct 11, 2010 · We know that the knapsack problem can be solved in O(nW) complexity by dynamic programming. But we say this is a NP-complete problem. I feel it is hard to understand here. (n is the …
Knapsack Problem - Recursive solution explanation - Stack Overflow
Oct 26, 2018 · I’m having trouble understanding how and why this naive recursive solution works. If I was given this problem for the first time, I’d think of doing an exhaustive search (iteratively) with all …
Solving fractional knapsack problem with dynamic programming
Jun 4, 2020 · 1 A few days ago, I was reading about greedy algorithms and dynamic programming for the fractional knapsack problem, and I saw that this problem can be solved optimally with the greedy …
knapsack problem using brute force method in python
Oct 23, 2022 · Just recently I learned the itertools.combinations method (from reading solutions on SO). It seems like a simple tool for generating all of the various configurations of the knapsack. In the …
Multiple Constraint Knapsack Problem - Stack Overflow
19 If there is more than one constraint (for example, both a volume limit and a weight limit, where the volume and weight of each item are not related), we get the multiply-constrained knapsack problem, …
algorithm - 0/1 Knapsack Dynamic Programming Optimization, from …
Nov 26, 2021 · In many dynamic programming problems, you will build up a 2D table row by row where each row only depends on the row that immediately precedes it. In the case of the 0/1 knapsack …
Implement 0/1 knapsack problem in python using backtracking
Nov 8, 2021 · Implement 0/1 knapsack problem in python using backtracking Asked 4 years, 2 months ago Modified 2 years, 11 months ago Viewed 2k times
Fast Knapsack Solver For big problems - Stack Overflow
Feb 1, 2018 · I want to approximately solve the knapsack problem for big data sets using Python. Right now, I am using this implementation, which works well for small examples like: import knapsack …
algorithm - How to solve the knapsack Problem when more than two ...
Nov 24, 2022 · Solving the knapsack problem with special constraint How can I solve knapsack problems with 3 variables? After reading the second link, I'm also curious on how we could apply the …
language agnostic - Why is the knapsack problem pseudo-polynomial ...
Dec 27, 2010 · The running time is O (NW) for an unbounded knapsack problem with N items and knapsack of size W. W is not polynomial in the length of the input though, which is what makes it …