public class SelectionSort {

    public static void selectionSort(int[] arr) {
        int n = arr.length;

        // One by one move boundary of unsorted subarray
        for (int i = 0; i < n - 1; i++) {

            // Find the minimum element in unsorted array
            int minIndex = i;
            for (int j = i + 1; j < n; j++) {
                if (arr[j] < arr[minIndex]) {
                    minIndex = j;
                }
            }

            // Swap the found minimum element with the first element
            int temp = arr[minIndex];
            arr[minIndex] = arr[i];
            arr[i] = temp;
        }
    }

    public static void main(String[] args) {
        int[] arr = { 64, 25, 12, 22, 11 };
        selectionSort(arr);
        System.out.println("Sorted array:");
        for (int i = 0; i < arr.length; ++i) {
            System.out.print(arr[i] + " ");
        }
    }
}
SelectionSort.main(null);
Sorted array:
11 12 22 25 64