若有以下程序
#include<stdio.h>
void fun(int a[],int n)
intt,i,j;
for(i=1;i<n;i+=2)
for(j=i+2;j<n;j+=2)
if(a[i]>a[j])t=a[i];a[i]=a[j];a[j]=t;
main()
int c[10]=10,9,8,7,6,5,4,3,2,1,i;
fun(c,10);
for(i=0;i<10;i++)printf("%d,",c[i]);
printf("n");
则程序的输出结果是______。
A.10,1,8,3,6,5,4,7,2,9,
B.10,9,8,7,6,5,4,3,2,1,
C.2,9,4,7,6,5,8,3,10,1,
D.1,10,3,8,5,6,7,4,9,2,