Sort array in ascending descending order

#include<stdio.h>
#include<conio.h>

void main()
{
int a[10],i,n,j,t;
clrscr();
printf("enter size of array: ");
scanf("%d",&n);
printf(" enter array elements: ");
for(i=0;i<n;i++)
{
scanf("%d",&a[i]);
}
printf(" array before sorting\n");
for(i=0;i<n;i++)
{
printf("%d\n",a[i]);
}
for(i=0;i<n;i++)
{
for(j=i+1;j<n;j++)
{
if(a[i]>a[j])
{
t=a[i];
a[i]=a[j];
a[j]=t;
}
}
}
printf("\n after sorting\n");
for(i=0;i<n;i++)
{
printf("%d\n",a[i]);
}
getch();
}