冒泡

public class MaoPao { public static void swap(int i,int j, int []a){ int temp; if(a[i]>a[j]){ temp = a[i]; a[i] = a[j]; a[j] = temp; } } public static int[] maopao(int []a){ for(int i = a.length; i>0;i--){ for(int j = 0;j<a.length-1;j++){ swap(j,j+1,a); } } return a; } public static void main(String []args){ int a[] = {4,3,5,5,3,3,4444,2222}; int b[] = maopao(a); for(int i:b){ System.out.println(i); } } }