Padovan string , C/C++ Programming

Assignment Help:

write a program that counts the number of occurences of the string in the n-th Padovan string P(n)

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

First line starts with T, Byteland county is very famous for luminous jewe...

Byteland county is very famous for luminous jewels. Luminous jewels are used in making beautiful necklaces. A necklace consists of various luminous jewels of particular colour. Nec

Explain the scope resolution operator, The Scope Resolution Operator( :: ) ...

The Scope Resolution Operator( :: ) Global variables are explained outside any functions and thus can be used by all the functions defined thereafter. However, if a global vari

#otto cycle, To get the efficiency of Otto cycle by C/C++.

To get the efficiency of Otto cycle by C/C++.

Define passing structure to a function, Define Passing Structure to a Funct...

Define Passing Structure to a Function? A structure is able to be passed as a function argument identical to any other variable. If we are merely interested in one member of a

I want a craiglist poster required, Project Description: I want someone ...

Project Description: I want someone who can post ads for me on Craiglist . I will pay 3$ per ad i need about 30-40 ads per day . Skills required: C Programming, MySQL, Jav

Constructors and destructors, Constructors and Destructors: A Class is ...

Constructors and Destructors: A Class is defined as constructor by declaring a constructor in the form of function inside the class.  In other word a function in the name of

What is some reward/drawback of using friend functions?, A: They present a ...

A: They present a degree of freedom in the interface design options. Member functions & friend functions are equally privileged (100% vested). The major difference is that a fri

Define character input and output with files, Define Character Input and Ou...

Define Character Input and Output with Files? This is done by using equivalents of putchar and getchar which are called putc and getc. Each one takes an extra argument which id

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