Padovan string, C/C++ Programming

Assignment Help:

write a program that counts the number of occurrences 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

Write a c++ program that calculates the area of a circle, Write a C++ progr...

Write a C++ program that calculates the area of a circle, rectangle and square using overloaded versions of a function area ().Your program should include both declarations and def

C program to print fibonacci series, C program to print fibonacci series: ...

C program to print fibonacci series: int fibo(long int); void main() {                 long int a=0,n;                 printf ("how many terms\n");

Padovan string, example of padovan string program

example of padovan string program

Binary options ea for directfx and signalpush, Binary Options EA for Direct...

Binary Options EA for DirectFX and SignalPush Project Description: I want a programmer who will build an EA based on my three types of Binary strategy's using two Indicators.

2, how to do 2, 4, 8 associativity

how to do 2, 4, 8 associativity

Write a c program to input three real numbers, Write a C program to input f...

Write a C program to input five numbers and print them out on a new line Write a C program to input three real numbers and print them out as follows:   The first variable is

Explain the for loop - computer programming, Explain the For Loop - Compute...

Explain the For Loop - Computer Programming? Similar to the while statement, for loop is an entry controlled loop and the code of the for loop will be executed itereatively. Th

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