473,403 Members | 2,071 Online
Bytes | Software Development & Data Engineering Community
Post Job

Home Posts Topics Members FAQ

Join Bytes to post your question to a community of 473,403 software developers and data experts.

reversing a num through recursion

1
can anyone help as hoe to reverse a num through recursion method in c++
Oct 15 '07 #1
2 1912
mattmao
121 100+
Hi.

Assume that num is an integer.

recursive algorithm:

reverse(num)
{
if num is one digit long
then print out num and exit
else
{ print out num%10
num = num/10
reverse(num)
}
}

I don't know how to program in C++, but this algorithm should work.
Oct 15 '07 #2
weaknessforcats
9,208 Expert Mod 8TB
Please do not spoonfeed the OP.
Oct 15 '07 #3

Sign in to post your reply or Sign up for a free account.

Similar topics

4
by: Kevin | last post by:
Hello, I need to some help in reversing an 2-dimensional array. I am working with gif images and I am trying to make the mirror image. I was hoping that someone could help give me a headstart...
12
by: da Vinci | last post by:
Greetings. I want to get everyone's opinion on the use of recursion. We covered it in class tonight and I want a good solid answer from people in the "know" on how well recursion is accepted...
43
by: Lorenzo Villari | last post by:
I've tried to transform this into a not recursive version but without luck... #include <stdio.h> void countdown(int p) { int x;
75
by: Sathyaish | last post by:
Can every problem that has an iterative solution also be expressed in terms of a recursive solution? I tried one example, and am in the process of trying out more examples, increasing their...
18
by: MTD | last post by:
Hello all, I've been messing about for fun creating a trial division factorizing function and I'm naturally interested in optimising it as much as possible. I've been told that iteration in...
3
by: Babikie | last post by:
Write a program that performs a reverse recursion with following functions. void swop (char,int,int); void reverse (char); void rev(char,int, int); User should enter a string and all character...
20
by: athar.mirchi | last post by:
..plz define it.
15
by: ab12 | last post by:
I am writing in C. I want to reverse the input integer using recursion so if the input is 456, the output should be 654. it only needs to work with positive numbers. I've already written this...
35
by: Muzammil | last post by:
int harmonic(int n) { if (n=1) { return 1; } else { return harmonic(n-1)+1/n; } } can any help me ??
0
by: Charles Arthur | last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
0
BarryA
by: BarryA | last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
1
by: nemocccc | last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
1
by: Sonnysonu | last post by:
This is the data of csv file 1 2 3 1 2 3 1 2 3 1 2 3 2 3 2 3 3 the lengths should be different i have to store the data by column-wise with in the specific length. suppose the i have to...
0
marktang
by: marktang | last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
0
by: Hystou | last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...
0
Oralloy
by: Oralloy | last post by:
Hello folks, I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>". The problem is that using the GNU compilers,...
0
jinu1996
by: jinu1996 | last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
0
isladogs
by: isladogs | last post by:
The next Access Europe User Group meeting will be on Wednesday 1 May 2024 starting at 18:00 UK time (6PM UTC+1) and finishing by 19:30 (7.30PM). In this session, we are pleased to welcome a new...

By using Bytes.com and it's services, you agree to our Privacy Policy and Terms of Use.

To disable or enable advertisements and analytics tracking please visit the manage ads & tracking page.