docs(DP): update RodCutting.java
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/* A Dynamic Programming solution for Rod cutting problem
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Returns the best obtainable price for a rod of
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length n and price[] as prices of different pieces */
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/**
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* A Dynamic Programming solution for Rod cutting problem
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* Returns the best obtainable price for a rod of
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* length n and price[] as prices of different pieces
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*
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*/
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public class RodCutting {
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private static int cutRod(int price[],int n)
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{
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int val[] = new int[n+1];
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val[0] = 0;
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private static int cutRod(int[] price, int n) {
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int val[] = new int[n + 1];
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val[0] = 0;
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for (int i = 1; i<=n; i++)
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{
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int max_val = Integer.MIN_VALUE;
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for (int j = 0; j < i; j++)
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max_val = Math.max(max_val,price[j] + val[i-j-1]);
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for (int i = 1; i <= n; i++) {
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int max_val = Integer.MIN_VALUE;
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for (int j = 0; j < i; j++)
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max_val = Math.max(max_val, price[j] + val[i - j - 1]);
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val[i] = max_val;
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}
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val[i] = max_val;
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}
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return val[n];
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}
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return val[n];
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}
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//main function to test
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public static void main(String args[])
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{
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int arr[] = new int[] {2, 5, 13, 19, 20};
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int size = arr.length;
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System.out.println("Maximum Obtainable Value is " +
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cutRod(arr, size));
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}
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// main function to test
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public static void main(String args[]) {
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int[] arr = new int[]{2, 5, 13, 19, 20};
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int size = arr.length;
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System.out.println("Maximum Obtainable Value is " +
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cutRod(arr, size));
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}
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}
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