java get command line input

// Java program to demonstrate working of Scanner in Java 
import java.util.Scanner; 
  
class GetInputFromUser 
{ 
    public static void main(String args[]) 
    { 
        // Using Scanner for Getting Input from User 
        Scanner in = new Scanner(System.in); 
  
        String s = in.nextLine(); 
        System.out.println("You entered string "+s); 
  
        int a = in.nextInt(); 
        System.out.println("You entered integer "+a); 
  
        float b = in.nextFloat(); 
        System.out.println("You entered float "+b); 
    } 
}