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Type: Posts; User: gonfreecks

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1. ## Thread: About the ackermann function...

by gonfreecks
Replies
1
Views
1,811

### About the ackermann function...

i cant really understand this concept

i have this code...

public static int A(int m, int n){

if(m == 0) return n+1;
else if(m > 0 && n ==0) return A(m-1,1);
else if(m > 0 && n > 0) return...

by gonfreecks
Replies
2
Views
588

### Re: question about recursion..

that helped thank you :)

by gonfreecks
Replies
2
Views
588

### question about recursion..

public class Recursion {

public static double power(double a, int n){

if(n % 2 == 0){
tmp = power(a, n-1);
result = (tmp*(n/2));
...
4. ## Thread: help guys.. could you tell me what am i doing wrong?

by gonfreecks
Replies
1
Views
550

### help guys.. could you tell me what am i doing wrong?

i am designing this my circle class

i. It should contain three private doubles for x, y and radius.
ii. A constructor that accepts three double parameters for x, y, and radius.
iii. A...
5. ## Thread: Help with this please :)

by gonfreecks
Replies
1
Views
478

### Help with this please :)

import java.util.Scanner;
import java.io.*;

public class Part5{

public static int [][] getSubMat(int [][] data, int row, int col, int width, int height){

int [][] newMat = new int...
6. ## Thread: 1st time using methods

by gonfreecks
Replies
5
Views
524

### Re: 1st time using methods

yeah but my homework specifically said that the data should be stored in the reference variable called mat and the size of the method should be the value returned

uhh you said to return the array...
7. ## Thread: 1st time using methods

by gonfreecks
Replies
5
Views
524

### Re: 1st time using methods

i already tried that code

public static void printMat(int [][] mat, int size){
for ( int i = 0; i < mat.length; i++ ){
for ( int j = 0; j < mat[i].length; j++ ){
...
8. ## Thread: 1st time using methods

by gonfreecks
Replies
5
Views
524

### 1st time using methods

public static int loadMat(int [][] mat) throws Exception{
int size, row, col = 0, num;
Scanner input = new Scanner(System.in);
System.out.print("Enter the size of the...
9. ## Thread: 2d arrays help

by gonfreecks
Replies
0
Views
466

### 2d arrays help

nevermind already done it
10. ## Thread: finding specified NUMBERS in an array

by gonfreecks
Replies
1
Views
577

### finding specified NUMBERS in an array

for (i = 0 ; i < list.length ; i++){
if (list[i] == list2[0])
location = i;
break;

ok i have that code which locates a single number but i cant figure out how to continue...

by gonfreecks
Replies
5
Views
1,344

o ok overlooked the equal sign sorry....
and thank you.. and uhm 1 more thing, how can i align the arrays?
is there a command like printf for arrays?

by gonfreecks
Replies
5
Views
1,344

thanks so much its working now but i dont get why an error keeps popping..

Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 10
at lab8.Arrays.main(Arrays.java:35)
...

by gonfreecks
Replies
5
Views
1,344

public class Arrays {
public static void main(String[] args) {
Scanner input = new Scanner(System.in);

int x, y =0;
int [] list;
list = new int [10];
int [] list2;
list2 = new...
14. ## Thread: help with this, just a question

by gonfreecks
Replies
2
Views
458

### Re: help with this, just a question

its still kinda long though can im thinking of using a for loop for this
15. ## Thread: help with this, just a question

by gonfreecks
Replies
2
Views
458

### help with this, just a question

ok we just started arrays yesterday and made us do a program..
this basically prints 2 lists of arrays that has 10 blocks with random numbers in each block (1-99)
it works but does anyone know how...
16. ## Thread: help... is this right? need some1 to clarify...

by gonfreecks
Replies
2
Views
467

### Re: help... is this right? need some1 to clarify...

it works my calculation works fine but when i run the program it doesnt come close to the value of pi which is 3.14 sumthing only up to 2.7 sumthing..

am i doing the calculation wrong?

i did......
17. ## Thread: help... is this right? need some1 to clarify...

by gonfreecks
Replies
2
Views
467

### help... is this right? need some1 to clarify...

double denom = 3;
double pi;
double x = -1;
int i;
double pi2 =0;
double denom2 = 0;
double pi3 = 0;

pi = 4*(1-((double)1/denom));
pi2 = pi;
18. ## Thread: help im stumped :(

by gonfreecks
Replies
6
Views
561

### help im stumped :(

int num;
int i = 2;
int j;
String yn;

do {
System.out.print("Enter number : ");
19. ## Thread: could you tell me whats wrong....

by gonfreecks
Replies
3
Views
529

### Re: could you tell me whats wrong....

yeah nevermind i got it already thank you anyways.... :)
20. ## Thread: could you tell me whats wrong....

by gonfreecks
Replies
3
Views
529

### Re: could you tell me whats wrong....

double denom = 3;
double pi;
double x = -1;
int i;

for (i=1 ; i<=30000 ; i++){
pi = 4*(1-((double)1/denom));
x = x*-1;
21. ## Thread: could you tell me whats wrong....

by gonfreecks
Replies
3
Views
529

### could you tell me whats wrong....

double denom = 3;
double pi;
double x = -1;
int i;

pi = 4*(1-((double)1/denom));

for (i=1 ; i<=30000 ; i++){
x = x*-1;
denom = (double)x*(denom+2);
22. ## Thread: help factor

by gonfreecks
Replies
13
Views
971

### Re: help factor

and the posts of penguin is so advanced we havent even tackled some yet... but thanks for the effort though

and the 1st code you posted was an infinite loop :)
23. ## Thread: help factor

by gonfreecks
Replies
13
Views
971

### Re: help factor

oh yeah my bad it runs 2 2 2 3 5 but if i run 150 it only runs 2 3 5 while it needs to output 2 3 5 5..

thanks for the help
24. ## Thread: help factor

by gonfreecks
Replies
13
Views
971

### help factor

public class Factor {

public static void main(String[] args){
Scanner input=new Scanner (System.in);

String yn;
int number;
int current;
String output = "";
...
25. ## Thread: help on this...

by gonfreecks
Replies
3
Views
432

### Re: help on this...

uhh ok nevermind i got it thanks :)
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