package lesson_3; import java.util.Arrays; public class Frame_17 { public static void main(String[] args) { // int[] data= new int[] {0,99,2,8,76,77,6,22,33,11,35,67,9,2,7,3,6,4,8,3,7,4,56,88}; swap(data); System.out.println(Arrays.toString(data)); swap(data); System.out.println(Arrays.toString(data)); swap(data); System.out.println(Arrays.toString(data)); swap(data); System.out.println(Arrays.toString(data)); swap(data); System.out.println(Arrays.toString(data)); } static void swap(int[] data){ if (data == null||data.length<2) {return;} int snakeValue = 0; for (int i = 0; i data[i+1]) { snakeValue = data[i]; data[i] = data[i+1]; data[i+1] = snakeValue; } } } }