九九乘法表java代码四种_九九乘法表java代码

public static void main(String[] args) {
    int[] arr = {3,6,8,2,1,4,9,7,0};
    for (int i = 1; i < arr.length; i ++){
        for (int j = 0; j < arr.length-1; j++){
            if (arr[j] > arr[j+1]){
                int temp = arr[j];
                arr[j] = arr[j+1];
                arr[j+1] = temp;
            }
        }
    }
    for (int index = 0; index < arr.length; index ++){
        System.out.print(arr[index] + "  ");
    }
}