public class SortedUtil {
    /**
     * 冒泡排序
     *
     * @param arr 需要排序的數(shù)組
     * @param asc 排序順序
     */
    public static void bubbleSorted(int[] arr, boolean asc) {
        if (arr == null)
            return;

        int tmp = 0;
        for (int i = 0; i < arr.length; i++) {
            for (int j = 0; j < arr.length - i - 1; j++) {
                if ((arr[j] > arr[j + 1]) == asc) {
                    tmp = arr[j];
                    arr[j] = arr[j + 1];
                    arr[j + 1] = tmp;
                }
            }
        }
    }

    /**
     * 選擇排序
     *
     * @param arr
     * @param asc
     */
    public static void selectedSorted(int[] arr, boolean asc) {
        if (arr == null)
            return;

        int tmp = 0;
        int index = 0;

        for (int i = 0; i < arr.length; i++) {
            index = i;
            for (int j = i + 1; j < arr.length; j++) {
                if ((arr[index] > arr[j]) == asc)
                    index = j;
            }

            if (index != i) {
                tmp = arr[index];
                arr[index] = arr[i];
                arr[i] = tmp;
            }
        }
    }
}