padovan string, Computer Engineering

Assignment Help:

how to write this program,what are the declaration and function are needed in java

program in java

// aakash , suraj , prem sasi kumar kamaraj college
program 1 :

package test.padovanstring;

public class PadovanString {
    public int stringOccurrences(int n, String str){
   
    if(n >= 40)
    return -1;
    if(str.replaceAll("X|Y|Z","").length()>0)
    return -1;
    String res=pad(n);
    return(res.length() - res.replaceAll(str,"").length())/(str.length());
    }
public String pad(int n){
    if(n == 0) return "X";
    if(n == 1) return "Y";
    if(n == 2) return "Z";
    else return pad(n-2) + pad(n-3);
   
}
    public static void main(String []args)
    {
        PadovanString p = new PadovanString();
        System.out.println(p.stringOccurrences(21,"YZ"));
    }
}

 

 

 

Program set 2 :

import java.util.Scanner;

import java.util.ArrayList;

 

public class PadovanSeries

{

    public static void main(String[] arg)

    {

        Scanner read = new Scanner(System.in);

        System.out.println("Enter starting no. : ");

        int start = read.nextInt();

        System.out.println("Enter ending no. : ");

        int end = read.nextInt();

        int[] ans = getSeries(start, end);

        System.out.println("Padovan series : ");

        for (int a : ans)

            System.out.print(a + " ");

    }

 

    public static int[] getSeries(int s, int e)

    {

        ArrayList list = new ArrayList();

        int i, j = 0;

        for (i = s; i <= e; i++, j++)

            list.add(getPadovan(i));

        int[] ans = new int[j];

        for (i = 0; i < j; i++)

            ans[i] = list.get(i);

        return ans;

    }

 

    public static int getPadovan(int p)

    {

        if (p == 0 || p == 1 || p == 2)

            return 1;

        return (getPadovan(p - 2) + getPadovan(p - 3));

    }

}

 

Padova


Related Discussions:- padovan string

Hat are the advantages and disadvantages of hardwired, What are the advanta...

What are the advantages and disadvantages of hardwired and micro programmed control? Advantages of hardwired control i. Operate at high speed ii Each state of this coun

Define access time for magnetic disk, Define access time for magnetic disk....

Define access time for magnetic disk. The sum of seek time and rotational delay is known as access time for disks. Normal 0 false false false EN-IN

Develop website for my party venue- hall rental website, Project Descriptio...

Project Description: I want to prepare website for my party venue where i can post the photos and detail of place along with availability calendar. In future, I buy some more ha

In what way the protection fault handler concludes, In what way the protect...

In what way the protection fault handler concludes? After finishing the implementation of the fault handler, it sets the change and protection bits and clears the copy on write

Where virtual memory is used, Where Virtual memory is used ? Ans. Virtu...

Where Virtual memory is used ? Ans. Virtual memory is utilized in all main commercial operating systems.

A luminous jewel game, a luminous jewel game c programming start with t and...

a luminous jewel game c programming start with t and end with t the output will yes or no

Name the software required to run video conferencing, Name The software req...

Name The software required to run video conferencing The software and hardware required to run video conferencing is very sophisticated. Apart from obvious items (that is large

Write unix commands, For the following, cmd1 and cmd2 are arbitrary UNIX co...

For the following, cmd1 and cmd2 are arbitrary UNIX commands, and file1 and file2 are files owned by you. Write UNIX (bash) commands to: (a) Run cmd1 and append its output to f

Definition of decision support system, Q. Definition of Decision support sy...

Q. Definition of Decision support system? Definition of DSS: A decision support system is a specific kind of information system which is an interactive system that supports in

Depth first search - artificial intelligence, Depth First Search - artifici...

Depth First Search - artificial intelligence: Depth first search is very similar to breadth first, except for that the things are added to the top of this agenda rather than o

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd