Saturday, February 28, 2015

pentagonal program








I have to write a program that displays the first 100 pentagonal numbers using different methods. This is what I have so far:








public class FivePointOne{







public static void main(String[]args){







System.out.println("The the pentagonal numbers are: ");







}







//this method will find the penagonal numbers







public static int getPentagonalNumber(int n){







for(int i = 0; i < 100 ; i++){







if(valueOfEquation(i) % 5 == 0)








}







//return n;







}







//This method will calculate the numerator







public static int getNumerator(int n){







int N = (n*((3*n)-1));







return N;







}







//This method defines the denominator







public static int getDenominator(int n){







final int d = 2;







return d;







}







//This method will calcualte the equation







public static int valueOfEquation(int n){







int value = getNumerator(N) / getDenominator(d) ;







return value;







}








}








But when I compile it to test it out I receive the error message "Illegal start of expression," ';' expected, and "reach end of file while parsing". Can anyone explain to me what is going on and how to fix it so?















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