Sequential Search 2

import java.io.*;

class seqsearch

{

  public static void main(String args[]) throws IOException

  { searching x=new searching();

                DataInputStream in=new DataInputStream(System.in);

                int n=10,key=0;

                int a[]=new int[n];

                System.out.print("Enter number of elements ");

                n=Integer.parseInt(in.readLine());

               

                System.out.print("Enter elements");

               

                for(int i=0;i<n;i++)

                {

      a[i]=Integer.parseInt(in.readLine());

    }

   

    System.out.print("Enter number to be searched-");

   

    key=Integer.parseInt(in.readLine());

     

    int z=x.search(a,n,key);

    

     System.out.println("Element present at "+(z+1)+"location");

                 

   }  

  }

 

  class searching

  {           

                int search(int a[],int n,int key)

                {

                                for(int i=0;i<n;i++)

                                {

                                                if(a[i]==key)

                                                                return (i);

                 }

                 return 0;

                      

                }

                }