2218. Maximum Value of K Coins From Piles — This problem is very similar to the 0–1 Knapsack problem. 0–1 Knapsack For each item,
we can pick up 0 or 1 This one Define each pile,
we can pick up 0, 1, ..., m where m is total number of item in this pile. Code int INF = 0x3f3f3f3f;
class Solution {
public…