![Selection Sort Algo in Java Selection Sort Algo in Java](https://code2care.org/java-programs/implement-selection-sort-algorithm-java-program/images/Selection Sort Algo in Java.jpg)
package org.code2care.java.sorting.algo;
import java.util.Arrays;
/**
* SelectionSort Example in Java
*
* Author: Code2care.org
* Date: 28 April 2023
* Version: v1.0
*
*/
public class SelectionSortJavaExample {
public static void main(String[] args) {
//Unsorted Array
int[] unsortedArray = {4, 99, 2, 11, 34, 67, 54, 12, 45, 245, 234, 12, 200};
SelectionSortJavaExample selectionSort = new SelectionSortJavaExample();
int[] sortedArray = selectionSort.selectionSortAlgorithm(unsortedArray);
System.out.println(Arrays.toString(sortedArray));
}
public int[] selectionSortAlgorithm(int[] arrayOfNumbers) {
int arrayLength = arrayOfNumbers.length;
for (int i = 0; i < arrayLength - 1; i++) {
int minIndex = i;
for (int j = i + 1; j < arrayLength; j++) {
if (arrayOfNumbers[j] < arrayOfNumbers[minIndex]) {
minIndex = j;
}
}
int tempVariable = arrayOfNumbers[minIndex];
arrayOfNumbers[minIndex] = arrayOfNumbers[i];
arrayOfNumbers[i] = tempVariable;
}
return arrayOfNumbers;
}
}
Time Complexity | |||||
---|---|---|---|---|---|
Best Case | Average Case | Worst Case | Space Complexity | ||
Selection Sort | O(n^2) | O(n^2) | O(n^2) | O(1) |
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Author Info:
Rakesh (He/Him) has over 14+ years of experience in Web and Application development. He is the author of insightful How-To articles for Code2care.
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