冒泡排序

#include<stdio.h>int main(){int i=0;int j=0;int a[9]={2,3,5,7,8,9,0,1,4};int len=sizeof(a)/sizeof(a[0]);for(;i<len-1;i++){    for(j=0;j<len-1-i;j++)  {  if(a[j]>a[j+1])  {    int tmp=a[j];a[j]=a[j+1];a[j+1]=tmp;  }  }}for(i=0;i<len;i++){ printf("%d  ",a[i]);}return 0;}