Main.java

/*
 * Example for Arrays
 */

import java.util.Scanner;

class Main
{
    /*
     * This one will have public static void main
     */
    
    public static void main( String[] args)
    {
     
     
        
        /*
         * SET UP
         * We are going to ask the user to input an integer 
         * and we will call it
                              n
         */
        Scanner s = new Scanner(System.in);
        System.out.print(" Please type in an integer :");
        int n = s.nextInt();
        
        /*
         * Task 1.  Create an array of integers from 0 to n-1
         *          call this array ar1.  Print it out below.
         */
        System.out.println("*** PRINTING ar1 *");
        
                
        /*
         * Task 2.  Create a new array called ar2.
         *          Copy the elements of ar1 into ar2.
         */
        
        
        /* 
         * Task 3. Add 1 to each element in ar1.  Print it out below
         */
        

        
        
        /*
         * task 4. Create a new array called ar3.
         *         Copy the elements of ar1 into ar3.  Then do it again
         *         For example
         *         ar1: 1 2 3
         *         ar3: 1 2 3 0 1 2 3
         */
        
        
        /*
         * Task 5.  Switch the first and last element of ar1.
         *          print out the new ar1.  Then switch them back
         */
        
        /*
         * Task 6A. Print the 2nd to (n-1)th elements of ar1
         * Task 6B: Print out just the odd numbers in ar1
         * Task 6C: Print out the elements of ar1 when
         *          the indices are multiples of 3
         *         
         */
        
        /*
         * Task 7.  For each element in ar1, 
         *          If the element is even: leave alone
         *          if the element is odd, multiply by 10
         *          print out the new ar1
         *          Example
         *          ar[0]=10
         *          ar[1]=2
         *          ar[2]=30
         *          ar[3]=4
         */
        
         /*
          * Task 8
          *    Create an array called ar2odds
          *    If the index of ar2 is odd, copy it to ar2odds.
          *    If not, do not
          *    ar2[0]=0
          *    ar2[1]=1  ->  ar2odds[0]=1
          *    ar2[2]=2
          *    ar2[3]=3  ->  ar2odds[1]=3
          */
         
        /*
         * Task 9. In the array ar2, count how many odd numbers you
         * have.  Then create an ew array called ar4.  Copy just the odd
         * numbers from ar1 into ar4.  Print ar4
         */
        
        /*
         * Task 10.  Shift the elements of ar4 right by 1
         * For example
         * old   ar4: 1 3 5 7 9
         * new   ar4  9 1 3 5 7
         */
        
        
        /*
         * Task 11.  Reverse the order of elements in ar2
         */
        
        
        /*
         * Task 12: 
         * Create an array of Strings called ar5.
         * 
         * Each element is a word of the following phrase
         * 
         * 
         * Four score and seven years ago our fathers brought forth on
         * this continent a new nation
         *
         *. ar5[0] = "Four"
         *  ar5[1] = "score"
         *  
         *  Create another array of ints called ar6.  Write a for loop that
         *  will iterate through each element in ar5 and the length of the
         *  word is the element in ar6.
         *  
         *  ar5[0]= "Four"   ar6[0]=4
         *  ar5[1]="score"   ar6[1]=5
         *  ar5[2]="and"     ar6[2]=3
         *  
         *  Count how many words have more than 5 letters.
         */
        
        /*
         * Task 13
         * Create an array called monsterArray of 5 Monsters.
         * The name of the monsters are
         * "Cookie"
         * "Grover"
         * "Oscar the Grouch"
         * "Elmo"
         * "Rosita"
         * 
         * Print out their names
         * Use a for loop to print out the names of monster that start with
         * a vowel
         */
        
         /*
          * Task 14
          * Create an array of integers from 3 to 94 and call it arx
          * Create an array of the indices of arx when the item is
          * divisible by 3.  Call this arindex
          *      arx[0]=94
          *      arx[1]=95
          *      arx[2]=96 // this is divisible.  Index is 2
          *      arx[3]=97
          *      arx[4]=98
          *      arx[5]=99 // this is divisible  Index is 5
          *      
          *      So arindex[0]=2
          *         arindex[1]=5
          */
         
         /*
          * Create an arrary called "fb" and calculate the
          * first 10 fibonacci sequence.  You start with
          * fb[0]=1
          * fb[1]=1
          * fb[2]=fb[0]+fb[1]
          * fb[3]=fb[1]+fb[2]
          * fb[4]=fb[2]+fb[3]
          */
        
    }
}