Binary Search in C using Recursion
#include<stdio.h> void  bins ( int  lb , int  ub , int  item , int  a []); void  main ()  {     int  i , n , item , a [ 20 ];     printf ( "Enter the size of an array: " );     scanf ( "%d" , & n );     printf ( "Enter the elements of the array: "  );     for ( i = 0 ; i < n ; i ++ )         {          scanf ( "%d" , & a [ i ]);         }     printf ( "Enter the number to be search: " );     scanf ( "%d" , & item );     bins ( 0 , n - 1 , item , a );  } void  bins ( int  lb , int  ub , int  item , int  a []) {      int  mid , flag = 0 ;      if ( lb <= ub )         {           mid = ( lb + ub ) / 2 ;           if ( item == a [ mid ])             {               flag = flag + 1 ;             }           else  if ( item < a [ mid ])           {               return  bins ( lb , mid - 1 , item , a );           }           else               return  bins ( mid + 1 , ub , item , a );         }        if (...
 
 
 
 
