package file;

import java.io.BufferedReader;

import java.io.DataInputStream;

import java.io.DataOutputStream;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.InputStreamReader;

public class Dataip_Op {

/**

* @param args

* @throws Exception

*/

public static void main(String[] args) throws Exception {

// TODO Auto-generated method stub

File f = new File("D:/DEEP/seven.txt");

FileOutputStream fo = new FileOutputStream(f);

DataOutputStream d = new DataOutputStream(fo);

BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

System.out.println("Enter number for range : ");

int n = Integer.parseInt(br.readLine());

System.out.println("<< Even Number >>");

for (int i = 1; i < n ; i++ ) {

if(i % 2 == 0){

d.write(i);

}

}

d.flush();

d.close();

FileInputStream fi = new FileInputStream(f);

DataInputStream di = new DataInputStream(fi);

int a;

while((a = di.read()) != -1){

System.out.println(a + " ");

}

di.close();

}

}