DataStructure-Linear search in an unsorted array.

#include <stdio.h>
#include <conio.h>
void main( )
{
int arr[10] = { 11, 2, 9, 13, 57, 25, 17, 1, 90, 3 } ;
int i, num ;
clrscr( ) ;
printf ( "Enter number to search: " ) ;
scanf ( "%d", &num ) ;
for ( i = 0 ; i <= 9 ; i++ )
{
if ( arr[i] == num )
break ;
}
if ( i == 10 )
printf ( "Number is not present in the array." ) ;
else
printf ( "The number is at position %d in the array.", i ) ;
getch( ) ;
}