How to implement If Statement in java tutorial

If Statement in java

Programme

import java.util.*;// we import java util package for input output

//now we make our class

class Tree
{
 public static void main(String args[])  //this is our main function
  {
  int a=30,b;
  Scanner scn=new Scanner(System.in);  //this is a class define in import java util
  System.out.println("Enter any numb");
  b=scn.nextInt(); //this is for input

  if(b==a){
  System.out.println("Wow you guess the numb");
  }
  else if(b<a)
  System.out.println("Sorry your num is less then the original");

else
System.out.println("Sorry yor num is greater than original");



  }
}