Getting Input from User in Java

 package com.company;

import java.util.Scanner;

public class userinput {

  public static void main(String[] args) {
// how to take input from keyboard
//   System.out.println("Taking Input From The User");
   // Scanner sc = new Scanner(System.in);
   // System.out.println("Enter number 1");
  //  int a = sc.nextInt();
  //  System.out.println("Enter number 2");
  //   int b = sc.nextInt();
  //   int sum = a + b;
    // System.out.println("The Sum Of These numbers is");
//    System.out.println(sum);
    
   // System.out.println("Taking Input From The User for percentage");
  //   System.out.println("Enter number 1");
  //  float c = sc.nextFloat();
  //  System.out.println("Enter number 2");
//     float d = sc.nextFloat();
    // float percentage = (c /d)*100;
  //   System.out.println("The Percentage Of These numbers is");
  //   System.out.println(percentage);
    
     //check if next an integer is filled by the user
    
  //   System.out.println("Taking Input From The User 2");
  //     System.out.println("Enter number 1");
      //        boolean b1 = sc.hasNextInt();
  //  System.out.println(b1);
   
    //How to read 1st word
      System.out.println("Taking Input From The User 3");
       Scanner sc = new Scanner(System.in);
   //    String str = sc.next();
     //  System.out.println(str);
        //How to read line
        String str = sc.extLine();
        System.out.println(str);
      
         }
}

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