单项选择题有下列程序:#include<stdio.h>void fun(int a[],int n,int flag){int i=0,j,t;for(i=0;i<n-1;i++)for(j=i+1;j<n;j++)if(flag(a[i]>a[j]):(a[i]<a[j])){t=a[i];a[i]=a[j];a[j]=t;}}main(){int c[10]={7,9,10,8,3,5,1,6,2,4},i;fun(c,10,1);fun(c,8,0);for(i=0;i<10;i++)printf( %d, ,c[i]);}程序执行后的输出结果是______。
A.8,7,6,5,4,3,2,1,9,10,
B.3,4,5,6,7,8,9,10,2,1,
C.9,10,1,2,3,4,5,6,7,8,
D.10,9,8,7,6,5,4,3,1,2,