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

Message passing programming, Message passing is possible the most widely us...

Message passing is possible the most widely used parallel programming paradigm these days. It is the most portable, natural and efficient scheme for distributed memory systems. It

What is the future of hyper threading, Q. What is the Future of Hyper threa...

Q. What is the Future of Hyper threading? Current Pentium 4 based MPUs employ Hyper-threading however next-generation cores, Conroe, Merom and Woodcrest will not. As some have

Define wide area network, Q. Define Wide Area Network? Wide Area Networ...

Q. Define Wide Area Network? Wide Area Network (WAN): It takes a large geographical area and frequently owned by a state. Data transfer rate is low (few KBPS to 10 MBPS) and er

Target _self, TARGET = "_self" "_self" puts the new document in the s...

TARGET = "_self" "_self" puts the new document in the same window and frame as current document. "_self" works the same as if you hadn't used TARGET at all.

Contain your variable names and definitions, Give your analysis for the fol...

Give your analysis for the following problem statement: You require to write a program that calculates the area and perimeter of a rectangle whose dimensions (Length &width) are gi

Explain the term - rational rose and visio 2000 enterprise, Explain the ter...

Explain the term - Rational Rose and Visio 2000 Enterprise Rational Rose: IBM Rational RequisitePro is a powerful and easy-to-use tool for use case management and requirement

What is difference between cobol and vs cobol ii, In using COBOL on PC we h...

In using COBOL on PC we have only flat files and the programs can access only limited storage, while in VS COBOL II on M/F the programs can access up to 16MB or 2GB depending on th

What are multi-cycle paths, What are multi-cycle paths? Multi-cycle pat...

What are multi-cycle paths? Multi-cycle paths are paths among registers which take more than one clock cycle to turn out to be stable. For illustration analyzing the de

Explain working of telnet, Q. Explain Working of TELNET? The working o...

Q. Explain Working of TELNET? The working of TELNET 1.  Commands and characters are sent to operating system on common server computer. 2.  Local operating system send

Explain the life cycle of java server pages, Discuss the life cycle of JSP....

Discuss the life cycle of JSP. A JSP (JavaServer Pages) page services requests like a servlet. Therefore, the life cycle and many of the abilities of JSP pages (particular in t

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