Printing Ramanujan Numbers 1-100 RN=L^3+M^3=N^3+P^3

Special : Web Developer's Collection CD-ROM
50,000+ Web Templates, Logos, Cliparts, Scripts. Order Now!

Add to Favorites Make Home Page

1148 Online

Language Categories

Source Codes Home
Project Ideas New!
Interview Questions
FAQs Home
ASP Home: ASP Source Codes; ASP Script Directory New!; ASP .Net Script Directory New!; ASP Interview Questions; ASP FAQs; ASP How Tos
C Home: C Source Codes; C Script Directory New!; C Interview Questions; C FAQs; C How Tos
C++ Home: C++ Source Codes; C++ Script Directory New!; C++ Interview Questions; C++ FAQs; C++ How Tos
Java Home: Java Source Codes; Java Directory New!; Java Interview Questions; Java FAQs; Java How Tos
JavaScript Home: JavaScript Directory New!; JavaScript Source Codes; JavaScript FAQs; JavaScript How Tos
COBOL Home: COBOL Source Codes; COBOL FAQs; COBOL How Tos
Pascal Home: Pascal Source Codes; Pascal FAQs; Pascal How Tos
PHP Script Directory New!
Python Script Directory New!
Perl & CGI Script Directory New!
Flash Script Directory New!
CFML Script Directory New!
Remotely Hosted Scripts New!
Tools & Utilities Directory New!
XML Script Directory New!
Best Programmers: Amit Mathur; Vishal Bhardwaj; Deepesh Jain
Vyom NetWork

Our Services

Get 9,000 Interview Questions & Answers in an eBook.

9500+ Pages
9000 Question & Answers
All Tech. Categories

14 MB Content

Get it now !!

Home » C++ Home » Mathematics Home » Printing Ramanujan Numbers 1-100 RN=L^3+M^3=N^3+P^3

A D V E R T I S E M E N T

Title	Printing Ramanujan Numbers 1-100 RN=L^3+M^3=N^3+P^3
Author	Mahender
Author Email	mahender.k [at] gmail.com
Description	This programme Prints the first 100 Ramanujan NUMBERS and satisfying the formula:- RN=L^3+M^3=N^3+P^3 RN- Ramanujan Numbers and L!=M!=!N=!P
Category	C++ » Mathematics
Hits	388270
Code	Select and Copy the Code
Code : /* Description: Programme to Print first 100 Ramanujan Numbers by TWO WAYS 1st way is printing Ramunajan Numbers from RN taking RN from 0 to INFINITY and print first 100 numbers. 2nd way is to clacualte RN numbers from L M N P of formula RN= L^3 + M^3 = N^3 + P^3 and sort the RN numbers and print first 100 Numbers RN=RAMANUJAN NUMBERS / #include<iostream.h> //Include Header Files #include<math.h> using namespace std; template <class X>X cube(X a)//TEMPLATE to calculate CUBE of a number and { //Return the CUBE return (aa*a);//Return CUBE } class Ramanujan{//CLASS to PRINT RN in two ways public: void fromRN();//PRINT RN from RN void fromLMNP();//PRINT RN from LMNP values }; void Ramanujan::fromLMNP()//Start of LMNP { int L=0,M=0,N=0,P=0;//integer L,M,N,P to calculate RN int a[200];//ARRAY to store RN calculated from L,M,N,P int temp;//Integer to SWAP for sorting. int i=0,j=0;//Integer's for sorting ARRAY int CAL;//Integer to store how many values calculated for RN cout<<" Calculating RN numbers from LMNP values Please Wait......... "; for(L=0;L<128;L++)//L for(M=0;M<170;M++)//M for(N=0;N<170;N++)//N for(P=0;P<205;P++)//P {if(L<M && M<N && N<P)//if the Condition Satisfy { //FINDING the PAIRS MATCHING RN numbers if((cube(L)+cube(M))==(cube(N)+cube(P))) { a[i]=cube(L)+cube(M);i++;} else if((cube(L)+cube(N))==(cube(M)+cube(P))) {a[i]=cube(L)+cube(N);i++;} else if((cube(L)+cube(P))==(cube(N)+cube(M))) {a[i]=cube(N)+cube(M);i++;} }//END of IF }//END of FOR LOOP CAL=i;//CAL stores how many values calculated for RN i=0; cout<<" SORTING Please Wait......... "; for (i=0; i<CAL-1; i++) //For LOOP TO SORT THE ARRAY { for (j=0; j<CAL-1-i; j++) if (a[j+1] < a[j]) { // compare the two values temp = a[j]; //swap a[j] and a[j+1] a[j] = a[j+1]; a[j+1] = temp; } } i=0;//i=0 cout<<" Ramanujan Numbers are.........."; //TO print 100 RN numbers do { cout<<" "<<(i+1)<<" : "<<a[i]; i++; }while(i<100);//condition for i }//END of the MEMEBER fromLNMP void Ramanujan::fromRN()//Start of RN { double k,l,mk,care=0,kmk=0; int ri=0;//RN Nunber int h,mc,m,Lo;//h is HIGEST (ie L) //mc is to calculate MINIMUM(i.e M) //MINIMUM (i.e M) int i,j,flag=1;//FLAG to track the NUMBER of RN NUMBERS l=(1.00/3.00);//for CUBE ROOT cout<<"SLno L M N P =RN "; for(ri=0;flag<=100;ri++)//FOR loop taking RN from 0 { care=0;//FLAG to track number of times M occured kmk=0;//FLAG to track number of NP occurance k=(pow(ri,l)); for(;k>0&&care==0;k--){//LOOP to find M value h=(int)k; mc=((int)(ri-cube(h))); mk=(pow(mc,l)); m=(int)mk; if(m<mk) m=m+1; else m=(int)mk; if(cube(m)+cube(h)==ri) { care++;//to break the LOOP to find M value }//END of IF }//END of for LOOP to find M value if((double)(cube(h)+cube(m))==ri)//IF LM found then calculate OP for(i=m;i<=h;i++)//to calculate RN for(j=h;j>=m;j--) if((cube(i)+cube(j))==cube(m)+cube(h))//if FINDED NP also {//then check the condition if(i!=j&&i!=h&&i!=m&&j!=h&&j!=m&&h!=m&&(double)(cube(h)+cube(m))==ri&&(dou ble)(cube(i)+cube(j))==ri) {if(kmk==0){//if LMNP if found then PRINT RN //printf(" %d: %d %d %d %d = %d",flag,i,j,h,m,ri); cout<<" "<<flag<<" "<<h<<" "<<m<<" "<<i<<" "<<j<<"= "<<ri; flag++;//to increment the RN found flag and kmk++;//TO break the LOOP to find LM }//END of IF }//END of IF //flag++; } //END of FOR LOOP LM found } //END of FOR LOOP taking RN from } //END of RN int main(){//MAIN PROOGRAMME char choice; Ramanujan rn;//object of Ramnujan class do{ system("clear");//CLEAR SCREEN //PRINT THE MENU cout<<"##########Menu to Calculate Ramanujan Numbers############################### "; cout<<"1: Calculate RN number by checking RN number and print first 100 Numbers "; cout<<" (Takes more time........) "; cout<<"2: Calculate RN fumber by claculating L, M, N,P and print first 100 Numbers "; cout<<"3: Quit from Menu "; cout<<"################################################################### ######### "; cout<<"Enter Your choice :"; cin>>choice;//USER to select choice if(choice=='1')//If choice 1 then print RN from RN number { rn.fromRN();//calling member to print RN from RN number cout<<" Do you want to Continue(y or Y) else Any key to exit :"; cin>>choice; } else if(choice=='2')//If choice 2 then print RN from LNMP { rn.fromLMNP();//calling member to print print RN from LNMP values cout<<" Do you want to Continue(y or Y) else Any key to exit :"; cin>>choice; } else if(choice=='3')//to QUIT { cout<<" Bye:.............. "; } else//if worng choice entered { cout<<" You Entered Wrong Choice Please select correct "; cout<<" Do you want to Continue(y or Y) else Any key to exit :"; cin>>choice; } }while(choice=='y'\|\|choice=='Y');//condition for choice return 0; //return 0 } //End of main Programme

Related Source Codes

Script Name Author

Moving ball screen saver karlmarx

The Classic Game of Snake & Ladder Lakshmi Narayana .A

Railway seat reservation question which comes in sapient VyomWorld

To calculate percentile Ravi Mathur

Send to folder ANIMESH SAHU

Analog clock and calendar Nazia & Rida

HIGH/LOW GAME MOLLY ARORA

Data structure (stack Implimentation) Swapnil B Adsure

Memory Game AnirudhSanyal

Easy Calc Anirudh Sanyal

GK Quiz Anirudh Sanyal

Hangman Game Manish Jain

Snakeman Manish Jain

Full month Calendar Nigi

Cursor shapes nigi

A D V E R T I S E M E N T

Google Groups Subscribe to SourceCodesWorld - Techies Talk

Email:

Free eBook - Interview Questions: Get over 1,000 Interview Questions in an eBook for free when you join JobsAssist. Just click on the button below to join JobsAssist and you will immediately receive the Free eBook with thousands of Interview Questions in an ebook when you join.

Free Tutorials - HTML, Java, SQL, PHP, ASP, Perl, SQL Tutorials
Discuss Programming Problems and Freshers Jobs related issues here.
Discuss Final Year Project Ideas here.