Hello World program

public class HelloWorld {

    /**
     * @param args
     */
    public static void main(String[] args) {

System.out.println("Hello World!");
    }

}
First Addition Program

import java.util.Scanner;


public class FirstAdditionProgram {

    /**
     * @param args
     */
    public static void main(String[] args)
    {

        double Num1;
        double Num2;
        double FinalNumber;

        Scanner input = new Scanner(System.in);

        System.out.println("Please enter your first number.");
        Num1 = input.nextDouble();

        System.out.println("Please Enter your second number.");
        Num2 = input.nextDouble();

        input.close();

        FinalNumber = Num1 + Num2;
        System.out.print("Number 1 + Number 2 = ");
        System.out.print(FinalNumber);
    }

}
Name City Age Program
import java.util.Scanner;


public class NameAgeCity {

    String First;
    String Second;
    String City;
    int age;
    /**
     * @param args
     */
    public static void main(String[] args) {

        String First;
        String Second;
        String City;
        int age;

        Scanner input = new Scanner(System.in);

        System.out.print("Please enter your first name: \n");
        First = input.next();

        System.out.print("Please enter your last name: \n");
        Second = input.next();

        System.out.print("Please enter your location: \n");
        City = input.next();

        System.out.print("Please enter your age: \n");
        age = input.nextInt();

        input.close();

        System.out.println("Your age is :" + age);
        System.out.println("Your location is: " + City);
        System.out.println("Your last name is: " + Second);
        System.out.println("Your first name is: " + First);
Name / Age programming
import java.util.Scanner;


public class NameAgeCity {

    String First;
    String Second;
    String City;
    int age;
    /**
     * @param args
     */
    public static void main(String[] args) {

        String First;
        String Second;
        String City;
        int age;

        Scanner input = new Scanner(System.in);

        System.out.print("Please enter your first name: \n");
        First = input.next();

        System.out.print("Please enter your age: \n");
        age = input.nextInt();

        input.close();


        System.out.println( First + " is " + age + " years old.");
Password IF Statement
import java.util.Scanner;

public class gccproject {

    public static void main(String[] args) {

        Scanner input = new Scanner (System.in  );

        System.out.println("Hello, please enter your password: ");
        String userinput = input.next();
        if (userinput.equals("GCC"))
        {
            System.out.println("Correct!");
        }
        else if (userinput != "GCC")
        {
            System.out.println("Wrong!");
        }
    }
}
Age IF Statement

    import java.util.Scanner;

public class AgeIfStatement {

        public static void main(String[] args) {


            Scanner input = new Scanner (System.in);

            System.out.println("Hello, please enter your age: ");
            int user = input.nextInt();

            if (user <= 12)
            {
                System.out.println("This user is a child.");
            }

            else if (user > 12 && user < 20)
            {
                System.out.println("This user is a teenager.");
            }

            else
            {
                System.out.println("This user is an adult.");
            }
            input.close();
        }
}
Transport IF Statements
import java.util.Scanner;

public class TrainBoatPlaneBus {

    public static void main(String[] args) {

        String Boat;
        String Train;
        String Bus;
        String Plane;

        Scanner input = new Scanner (System.in);

        System.out.print("Please enter your transport method and we will show where "
                + "you need to go to use this transport utility. \n");

        String User = input.next();

        if (User.equals("Train"))
                {
            System.out.println("Station");
                }
        else if (User.equals("Boat"))
        {
            System.out.println("Harbour");
        }
        else if (User.equals("Plane"))
        {
            System.out.println("Airport");
        }
        else if (User.equals("Bus"))
        {
            System.out.println("Bus Stop");
        }
        else
        {
            System.out.println("Please enter a valid input. (Train, Boat, Plane or Bus");
        }
    input.close();
    }

}
Student Marks Program
import java.util.Scanner;

public class Marks {

    public static void main(String[] args) {

        int mark;
        String Name;

        Scanner input = new Scanner (System.in);

        System.out.println("Please enter your first name.");
        Name = input.next();

        System.out.println("Hello " + Name + " Please enter your grade: ");
        mark = input.nextInt();

        if (mark < 40 && mark >= 0)
        {
            System.out.println("Your mark achieved is: F.");
        }

        else if (mark < 60 && mark >= 40)
        {
            System.out.println("Your mark achieved is: C");
        }

        else if (mark < 80 && mark >= 60)
        {
            System.out.println("Your mark achieved is: B");
        }

        else if (mark < 101 && mark >= 80)
        {
            System.out.println("Your mark achieved is: A");
        }
    input.close();
    }

}




First name print 6 times FOR LOOP
import java.util.Scanner;

public class Loops {
      public static void main(String[] args) {

          Scanner input = new Scanner (System.in);

          String Name;

          System.out.println("Please enter your first name: ");
          Name = input.next();


            int i;

            for (i = 0; i < 6; i++)
                  System.out.println(Name);
            input.close();
      }
}
Name with spaces | While loop
import java.util.Scanner;

public class WhileNameSpace {

    public static void main(String[] args) {

        String Name;
        int i = 0;

        Scanner input = new Scanner (System.in);

        System.out.println("What is your first name?");
        Name = input.next();

        while (i < 5)
        {
            System.out.print(Name + "\n\n");
            i++;
import java.util.Scanner;

public class SumLoop {

    public static void main(String[] args)
    {
        Scanner keyboard = new Scanner(System.in);
        System.out.println( " \n" );

        System.out.println( "Number: " );
            int number = keyboard.nextInt();
            int sum = 0;

            for (int run=1; run<=number; run=run+1)
            {
                    System.out.print( run + " " );
                    sum = sum + run;
                }

                System.out.println( "The sum is " + sum );

    }

}