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Create knapsack.java #1

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31 changes: 31 additions & 0 deletions knapsack.java
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Original file line number Diff line number Diff line change
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class Knapsack
{

static int max(int a, int b)
{
return (a > b)? a : b;
}

static int knapSack(int W, int wt[], int val[], int n)
{
if (n == 0 || W == 0)
return 0;


if (wt[n-1] > W)
return knapSack(W, wt, val, n-1);

else return max( val[n-1] + knapSack(W-wt[n-1], wt, val, n-1),
knapSack(W, wt, val, n-1)
);
}

public static void main(String args[])
{
int val[] = new int[]{60, 100, 120};
int wt[] = new int[]{10, 20, 30};
int W = 50;
int n = val.length;
System.out.println(knapSack(W, wt, val, n));
}
}