HelloWorld.java

/*public class HelloWorld{
public static void main(String args[]){ */

//This program will print hello world
/*chuchu
chuchu*/
/* System.out.println(1+1);
System.out.println("Hello World!");
*/
/*
final int age = 20;
age = 21;
System.out.println(age);
*/
/*
int a,b,c;
a=b=c=10;
System.out.println(a+b+c);*/
import java.util.*;

public class HelloWorld
{
   public static void main(String[] args)
   {
       /*System.out.println("How old are you?");
       Scanner input = new Scanner(System.in);
       int age = input.nextInt();
       System.out.println("I am "+age+" years old!");*/
       /* int myAge = 20; //Widening Casting
       double myOld = myAge;
       double myMoney = 120.50d; //Narrowing Casting 
       int myCash = (int) myMoney;
       System.out.println(myAge);
       System.out.println(myOld);
       System.out.println(myMoney);
       System.out.println(myCash);*/
       double myInt = Math.ceil(13.5);
       int myNumber = Math.abs(-1); 
       int myMax = Math.max(12,3);      
       int myMin = Math.min(13,24);
       double myRound = Math.round(13.5);
       System.out.println(myInt);
       System.out.println(myNumber);
       System.out.println(myMax);
       System.out.println(myMin);
       System.out.println(myRound);



   }
}