2018-11-14 01:15:47 +08:00
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package Sorts;
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2018-04-09 19:04:46 +08:00
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2018-11-14 01:15:47 +08:00
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import static Sorts.SortUtils.less;
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import static Sorts.SortUtils.print;
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2018-04-09 19:04:46 +08:00
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/**
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*
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* @author Varun Upadhyay (https://github.com/varunu28)
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* @author Podshivalov Nikita (https://github.com/nikitap492)
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*
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*/
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class InsertionSort implements SortAlgorithm {
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/**
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* This method implements the Generic Insertion Sort
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* Sorts the array in increasing order
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*
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* @param array The array to be sorted
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*
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**/
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@Override
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public <T extends Comparable<T>> T[] sort(T[] array) {
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for (int j = 1; j < array.length; j++) {
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// Picking up the key(Card)
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T key = array[j];
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int i = j - 1;
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while (i >= 0 && less(key, array[i])) {
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array[i + 1] = array[i];
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i--;
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}
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// Placing the key (Card) at its correct position in the sorted subarray
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array[i + 1] = key;
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}
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return array;
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}
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// Driver Program
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public static void main(String[] args) {
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// Integer Input
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Integer[] integers = {4, 23, 6, 78, 1, 54, 231, 9, 12};
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InsertionSort sort = new InsertionSort();
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sort.sort(integers);
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// Output => 1 4 6 9 12 23 54 78 231
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print(integers);
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// String Input
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String[] strings = {"c", "a", "e", "b","d"};
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sort.sort(strings);
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//Output => a b c d e
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print(strings);
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}
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}
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