C/C++ :: Reverse Of A Number?

Mar 28, 2014

I have written a code to find reverse of a number and print if if the original and reversed numbers are equal or not .the problem is in the if condition where the first printf is not working at all. the code is

#include <stdio.h>
#include <conio.h>
int main (void)
{

[Code]....

as if i enter 121 it still shows the 2nd printf instead of 1st one. sort out the bug;;!

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C++ :: How To Reverse Bits For A Number

Sep 3, 2013

I am working on a project where I need to reverse bits for a number.

For example, if I have 110111100000000 I need to reverse it to 0000000001111011.

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C/C++ :: Reverse Fibonacci Sequence - N Number In Series

Sep 3, 2014

When ever I enter a value higher than 10, my out put looks like this

How many numbers are in the Fibonacci Series? 20

0 0 0 0 0 0
0 0 0 0 34 21
13 8 5 3 2 1
1 0
Press any key to continue . . .

This is what I got when I entered the value 20.

As you can see, it will only display up to the 10 term of the Fibonacci sequence

I'm trying to get the output to look like this:

4181 2584 1597 987 610 377
233 144 89 55 34 21
13 8 5 3 2 1
1 0

Here is my code:

#include <iostream>
#include <iomanip>
using namespace std;
#define SIZE 20
void Fibonacci( int );
int main( ) {
cout << "How many numbers are in the Fibonacci Series? ";

[code].....

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C :: Program To Count Number Of Lines In Text File And Reverse Contents

Jan 25, 2015

C program to count the number of lines in a text file and reverse the contents in the file to write in an output file.

ex :
input
one
two
three

output:
three
two
one

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C++ :: How To Reverse Bit - 1 To 0 And 0 To 1

Apr 6, 2014

How can I reverse/toggle bit like 1 to 0 and conversely, 0 to 1?

For instance: 01000100 ('D' 68) to 10111011 ('╗' 187).

Is there any way easier and more simple than:

1. Convert char/string to binary.
2. Toggle bits.
3. Convert binary back to char/string.

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C++ :: Reverse Of A String

Dec 22, 2013

If I am executing following code after reversing it is giving "1" but I need "0001".

#include <stdio.h>
int main() {
int n=1000, reverse = 0;
while (n != 0) {
reverse = reverse * 10;

[Code] .....

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C++ :: How To Reverse A List

Apr 10, 2013

I would like to add a new function to my class, "reverse" that would reverse the order of the list. I have added a prototype in the "public:" section of the code (see the comment with PROTOTYPE in it). Your task is to complete the implementation (see the comment with IMPLEMENTATION in it. See the main() function to see how the results should look

#include
#include
using namespace std;
class List {
public:
// Constructs an empty list
List();

[Code]....

I cant seem to get the right function to put into reverse I have tried everything Im not sure where to start!

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C++ :: Reverse A String In Place

Jan 12, 2014

I was browsing the web looking for simple yet fun programming challenges and crossed this one. I figured out how to reverse the string in place but I want it to read "blue is house the". I approached it in two ways for the heck of it. My idea was the second one, the first one I googled. I didn't know a simple rbegin() could do that, pretty neat.

I found the question here.[URL] ....

Code:
#include <iostream>
#include <string>
int main(int argc, const char * argv[])
{
std::string phrase = "The house is blue.";

[Code] ......

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C++ :: Why Are Destructors Called In Reverse

May 15, 2013

"Destructors for a derived class object are called in the reverse order of the constructors for the object. This is a general rule that always applies. Constructors are invoked starting with the base class constructor and then the derived class constructor, whereas the destructor for the derived class is called first when an object is destroyed, followed by the base class destructor."

But why, or is it just because, so programmers know which one and modify their destructor accordingly??

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C++ :: Reverse Elements Of Array

Apr 11, 2014

I am trying to write a program that reverses the elements of an array by using an function 'myreverse'. The function should reverse original array and return nothing.

In my program, the function 'myreverse' is not getting invoked and the original array is being displayed as it is.

#include <iostream>
using namespace std;
void myreverse(int arr[],int n) {
int *p=&arr[n-1];
int temp;
for(int i=0;i<n;++i)

[Code] .....

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C++ :: Reverse Words In A Sentence

May 21, 2014

I am trying to write a program in which i enter sentences and then gives the reversed output

E.g.: -

INPUT
Enter the number of sentences
3

This is a sentence
Program
You are great

OUTPUT

sentence a is This
Program
great are You

I wrote the following code but its failing when im trying to enter a sentence

#include <iostream>
#include <conio.h>
#include <string>
using namespace std;
void str(char*, int);
void main() {
char *word[25];

[Code] ....

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C++ :: Printing Name In Reverse Using Pointers

Jan 25, 2015

There is alien code.

#include <iostream.h>
#include <conio.h>
#include <math.h>
#include <stdio.h>

using namespace std;
char printReverse(char*);

[Code] ....

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C/C++ :: Reverse String Using Stacks?

Oct 29, 2014

As part of my hw assignment i need to reverse a string using stacks. This is my attempt and so far its not working.

// reverse.cpp : Defines the entry point for the console application.
//
#include "stdafx.h"

[Code].....

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C++ :: How To Reverse A Text File

Dec 26, 2013

If we have a text file containing the string: abc, how to reverse it to be cba using file open modes (ios::app, ios::ate, ios::binary, ios::trunc, ios::in and ios::out)?

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C# :: Reverse Chars Of String

Aug 7, 2014

I have a problem with my code. I just have to reverse the chars of a string, but it adds a /n that I can't delete.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Ch05Ex05._5 {

[Code] ....

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C/C++ :: Program To Reverse Sentence

May 31, 2014

I have to write a program to reverse a sentence like

cat
tac

But my program is case sensitive. Like if i enter sentence it gives me ecntenes(which is wrong). How to make it non case-sensitive using vectors?

// BackWardsSentence.cpp : Defines the entry point for the console application. //

#include "stdafx.h"
#include <iostream>
#include <sstream>
#include <string>
using namespace std;
string BackWords (string sentence);

[Code] ......

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C/C++ :: How To Reverse Diagonals In 2D Array

Jan 9, 2013

I have been trying this for so long. I need to make a separate function named reverseDiagonal where I have to reverse the diagonals in a 2D array.. I have tried swapping it but i don't know where to place the "cout" and print the diagonal.

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C++ :: Reverse The Output From A Pointer?

Feb 27, 2012

Write a C program to read the list from the file and store them in the arrays. Your program should write the list of client's account number, client's name and the client's balance to another file called "newdata.txt" in reversed order and also display them on the screen.

An example of output dialog is shown below

Account Name Balance
800 Stacy 100.10
700 Michael 81.05
600 Dale 1005.30
500 Richard 214.89
400 Stone -45.23
300 White 0.00
200 John 345.67
100 Jones 24.50
--------

This is what I have done so far bellow here....But the only missing part is the reversed order of 'newdata.txt'contents.

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
int main() {
FILE *ifpt,*ofpt;

[code]....

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C :: Reverse The Words In Sentence Program

Feb 5, 2013

Im writing a c program that reverses the words in a sentence,

Example:
you can cage a swallow can't you?
you can't swallow a cage can you?

I have it all working, except the fact that I dont know how to get the words themselves to turn around. Heres my code and an example of the output im getting.

Output Im getting:

Enter a sentence: you can cage a swallow can't you?
Reverse of sentence: uoy t'nac wollaws a egac nac uoy?

Code:
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#define MAX 200 /*Decent number of chars for a sentence*/
int main()

[Code] ....

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C :: Reverse A String - Function Is Not Getting Called

Aug 29, 2013

I am new to C and trying to reverse a string but the function is not getting called.. the console says :

Enter a stringabhi
bash: line 1: 229 Segmentation fault (core dumped) ./program

Code:
#include<stdio.h>
#include<math.h>
#include<string.h>
char* reverseString(char input[]);
void main()

[Code] ....

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C :: How To Reverse Unidirectional Linked List

Sep 12, 2014

I was assigned to reverse a unidirectional linked list in C, where I'm not allowed to make a copy of the given linked list, or to change the actual data.

The only thing I'm allowed to do is to manipulate the list's pointers. After doing some thinking and scribbling on a piece of paper, I came up with this:

Initialize three pointers: p1,p2,p3, for the first, second and third elements, respectively.
p1->next=NULLwhile (p3 != NULL) do p2->next=p1p1=p2p2=p3p3=p3->nextp2->next=p1return p2
as the head of the reversed list

This is a pseudo code, of course, as I'm less interested in the actual implementation, and more about the algorithm itself. I was wondering if there's a more elegant way of doing this, since this gets quite complicated considering the cases where the list has less than three elements in it.

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C :: Unable To Get Reverse Array Of Characters

Mar 4, 2014

Code:

#include <stdio.h>
#include <string.h>
#include <conio.h>
#include <math.h>
void reverseAr(char ar[], int n);
int main() {
int choice;
char *abc= ar[];

[Code]...

My codes keep couldn't get the reverse array of characters.

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C :: Making A String Print In Reverse

Oct 15, 2013

Here's what I have to do: Using strcpy() pass it two strings of characters (such as a name like John Johnson) and copy the second string into the first, in reverse order, and print both. Write a main to exercise your function and to illustrate that the function is working properly.

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C :: Create A Linked List And Then Reverse It?

Apr 9, 2014

I am trying to create a linked list and then reverse it. So far I have created the link list however I am having difficulties figuring out the steps to reverse it. What is the logic behind reversing this linked list. I am not able to use recursion. I am supposed to create a copy of the linked list with the nodes reversed.

Code:

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
struct charNode {
char data;
struct charNode *nxtNode;
};

[Code]...

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C++ :: Value Change After Call Reverse Function

Jul 4, 2013

Which value change after call reverse function.

#include<iostream>
using namespace std;

static void reverse (int len, char *buf) {
char tmp[24];
int i;

[Code] ....

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C++ :: Reverse Array - Unexpected Result

Jun 20, 2013

i use dev c++...i write this code to reverse an array and save the result in the same one

if n=3 i expect
a[0]=0 a[1]=1 a[2]=2 (before rev is OK but after calling rev)
a[0]=2 a[1]=1 a[2]=0 (expected result )
but i get
n=3

[code].....

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