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ikismailikismail
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Day3 and Day4
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10 files changed

+124
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‎bin/Day3/Array12.class‎

1.52 KB
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‎bin/Day3/compareName.class‎

760 Bytes
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‎bin/Day3/hello.class‎

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‎bin/Day4/BubbleSort.class‎

1.09 KB
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‎bin/Day4/InsertionSorting.class‎

401 Bytes
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‎bin/Day4/SelectionSort.class‎

1.12 KB
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‎src/Day3/Array12.java‎

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package Day3;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Comparator;
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class hello implements Comparable<hello> {
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private int id;
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private String name;
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public hello(int id, String name) {
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super();
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this.id = id;
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this.name = name;
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}
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public int getId() {
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return id;
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}
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public void setId(int id) {
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this.id = id;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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@Override
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public int compareTo(hello o) {
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return id - o.getId();
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}
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}
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class compareName implements Comparator<hello> {
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@Override
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public int compare(hello h1, hello h2) {
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return h1.getName().compareTo(h2.getName());
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}
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}
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public class Array12 {
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public static void main(String[] args) {
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ArrayList<hello> arr = new ArrayList<hello>();
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hello h1 = new hello(1, "Ismail");
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hello h2 = new hello(3, "Mohammed");
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hello h3 = new hello(2, "Kumar");
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arr.add(h1);
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arr.add(h2);
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arr.add(h3);
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// Collections.sort(arr, new compareName());
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Collections.sort(arr);
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for (hello h : arr) {
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System.out.println(h.getId() + " " + h.getName());
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}
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}
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}

‎src/Day4/BubbleSort.java‎

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package Day4;
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public class BubbleSort {
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public static void main(String[] args) {
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int[] arr = { 2, 7, 4, 1, 5, 3 };
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int i, d, temp;
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for (i = 0; i < arr.length - 1; i++) {
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for (int j = 0; j < arr.length - i - 1; j++) {
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if (arr[j] > arr[j + 1]) {
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temp = arr[j + 1];
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arr[j + 1] = arr[j];
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arr[j] = temp;
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}
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}
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}
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for (int k : arr) {
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System.out.print(k + " ");
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}
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}
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}

‎src/Day4/InsertionSorting.java‎

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package Day4;
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public class InsertionSorting {
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public static void main(String[] args) {
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}
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}

‎src/Day4/SelectionSort.java‎

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package Day4;
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public class SelectionSort {
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public static void main(String[] args) {
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int[] arr = { 2, 3, 4, 5, 6, 1, 9, 7 };
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int len = arr.length;
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for (int i = 0; i < len; i++) {
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int iMin = i;
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for (int j = i + 1; j < len; j++) {
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if (arr[j] < arr[iMin])
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iMin = j;
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int temp = arr[i];
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arr[i] = arr[iMin];
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arr[iMin] = temp;
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}
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}
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for (int i : arr) {
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System.out.print(i + " ");
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}
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}
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}

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