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public class SelectionSort {


    public static void main(String[] args) {

        int[] arr = {49, 38, 65, 97, 76, 13, 27, 49, 55, 4};
        System.out.println("排序前:"+Arrays.toString(arr));

        selectSort1(Arrays.copyOf(arr,arr.length));
    }

    








    private static void selectSort1(int[] arr) {
        for (int i = 0; i < arr.length - 1; i++) {
            
            int min = i;
            for (int j = i + 1; j < arr.length; j++) {
                
                if (arr[j] < arr[min]) {
                    min = j;
                }
            }
            
            if (min!=i){
                int temp = arr[min];
                arr[min] = arr[i];
                arr[i]=temp;
            }
        }

        System.out.println("排序后:"+Arrays.toString(arr));
    }

}