binary search in a array

#include<stdio.h>
int main()
{
int a[10];
int i,k,mid,l=0,u=8,item;
for(i=0;i<10;i++)
{
scanf("%d",&a[i]);
}
mid=(0+9)/2;
printf("enter the number to search: ");
scanf("%d",&item);
while(l<=u)
{
if(item==a[mid])
{

printf("%d", mid+1);
break;
  }
else if(item<a[mid])
u=mid-1;
else
l=mid+1;


}
}