[Guide & Examples] Java

/*
coded by newt
only some of the codes are compatible with cmd; for educational purposes only
all codes below (except /* codes) are original and thought of in the brightest way possible
they are all examples, so feel free to modify them in any manner if possible
*/

/* example of declaring multiple variables */
int a,b,c;
float marks;
char name;

/* example of initializing multiple variables */
a=3, b=5;
marks=45.5;
name='y';

/* example of declaring and initializing variables at the same time */
int a=2, b=4;
float marks=34.5
double do=20.22d;

/* accepting two numbers and printing their sum */
import java.util.*;
class total
{
    public static void main(String[]args)
    {
        Scanner sc - new Scanner(System.in);
        int a,b,tot;

        System.out.print("\n Please enter the first number: ");
        a=sc.nextInt(); /* inputs statement in java & inputs a number in a */

        System.out.print("\n Please enter the second number: ");
        b=sc.nextInt();

        tot=a+b;
        System.out.println(" \ The sum is " +tot);
    }
}

/* IF statement syntax */
if (condition)
{
    True statements
}
else
{
    False statement
}

/* to accept two numbers and print the largest of the two numbers */
import java.util.*;
class diff
{
    public static void main(String[]args)
    {
        Scanner sc - new Scanner(System.in);
        int a,b;

        System.out.print("n\ Please enter the first number: ");
        a=sc.nextInt(); /* inputs statement in java & inputs a number in a */

        System.out.print("n\ Please enter the second number: ");
        b=sc.nextInt();

        if (a>b)
        {
            System.out.println("The first number is bigger");
        }
        else
        {
            System.out.println("The second number is bigger");
        }
    }
}

/* to print natural numbers from 1 to 5 */
class natural
{
    public static void main(String[]args)
    {
        int i=1;
        while(i<=5)
        {
            System.out.println("The value of i is " +i);
            i=i+1;
        }
    }
}

/* syntax when using DO, WHILE LOOP */
do
{
    block of statements
}
while(test condition)

/* to print even numbers from 2 to 10 */
class evennumber
{
    public static void main(String[]args)
    {
        int i=2;
        System.out.println("The even numbers from 1 to 5 are:");
        while(i<=10)
        {
            System.out.println(i);
            i=i+2;
        }
    }
}

/* syntax when using FOR LOOP */
for (start ; condition ; step value)

/* to print numbers from 1 to 10 in reverse order */
class reverse
{
    public static void main(String[]args)
    {
        int=i;
        System.out.println("The numbers from 1 to 10 in reverse order are:");
        for(i=10;i>=1;i--)
        {
            System.out.println(i);
        }
    }
}


/*
congratulations! you have finished newt's java example guide!
if you read through everything and used some of it - GREAT!
if you just scrolled to the end - LOSER!

copyright 2014 newt drost
*/