TakingInput.java

// import java.io.BufferedReader;
// import java.io.IOException;
// import java.io.InputStream;
// import java.io.InputStreamReader;
// import java.util.Scanner;
import java.io.*;

import javax.annotation.processing.FilerException;
public class TakingInput {
    public static void main(String[] args) throws IOException {
        // if you want to print on console what we do is we do system.out.println(),
        // println is a method of printStream
        // out is object of printStream, it is created inside system class, so we have
        // to do system.out.println()

        // System.out.println("Enter a Number : ");// how we take input
        // System.in.read(); // read method returns int and it throws an exception, so
        // we have to handle it
        // int num = System.in.read(); // it will give me ascii value of anything i
        // input
        // only one character is read at a time
        // System.out.println(num);
        // System.out.println(num - 48);
        // we have a special option of buffer reader
        // java.io.BufferReader, first import

        // we have to work with another class
        // InputStreamReader in = new InputStreamReader(System.in);
        // BufferedReader bf = new BufferedReader(in);

        // // int num = bf.readLine(); // readline returns string
        // int num = Integer.parseInt(bf.readLine());
        // System.out.println(num);
        // // we need to close the resource
        // bf.close();

        // in java-> nefw version we can use scanner

        // Scanner sc = new Scanner(System.in);
        // int num = sc.nextInt();
        // System.out.println(num);

        // sc.close();
        
        

        




    }

}