knapsack -1
class Solution {
public static int knapsackHelper( int[] val,int[] wt,int cap,int[][] dp,int index )
{
if( index < 0 || cap == 0) return 0;
if( dp[index][cap] != -1 ) return dp[index][cap];
int notPick = knapsackHelp...
yesamitsingh.hashnode.dev1 min read