Knapsack
Problems on the knapsack, including 0-1 knapsack, unbounded knapsack, subset sum, splitting items into two equal groups, coin change, and choosing items under several limits.
The introduction in the Dynamic programming section covers the method these problems use. Related problem sets are under Dynamic programming, Bitsets and Meet-in-the-middle.
Problems
Crystal Collection#375
Medium
Best Coalitions#781
Medium
Knapsack#2103
Easy
Zombie Swallows#3367
Very hard
Golden sand#3736
Medium
NP Knapsack problem#4178
Medium
Coins#4470
Very hard
Knapsack#4831
Medium
Hidden Tree#6786
Very hard
Boxes#6947
Very hard
BitTorrent#6990
Hard
How to lose a contest#8711
Very easy
Level Up#11275
Hard
Money Sums#11504
Easy