package lesson_3; import java.util.Arrays; public class Frame_23 { public static void main(String[] args) { // int[] data= new int[] {20,19,18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1}; sort(data); System.out.println(Arrays.toString(data)); } static void sort(int[] data){ int i=0; int sortedIndex=data.length-1; if (data == null||data.length<2) {return;} while (i data[i+1]) { snakeValue = data[i]; data[i] = data[i+1]; data[i+1] = snakeValue; } } } }