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C Programming Language

Welcome to the C Programming Language forum.

Browse through the links below to find existing C Programming Language discussions - including source code examples, hints, tips, and tutorials. Example codes are syntax highlighted for your convenience.

If you have just registered or if this is your first time here, and if you wish to include example C code in your posts and messages, please paste them between [cpp] and [/cpp] bbcode tags. This will syntax highlight your C code examples within a post. Please refer to the details here. Also see: C++.

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Threads in Forum : C Programming Language Forum Tools Search this Forum
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by WaltP
Guidelines for Posting Requests for Help version 3.1 GIDForums is pleased to provide these forums to help you understand programming techniques and correct programming problems. Following these guidelines will help you post good questions with enough information that we can understand your...
11-Oct-2012 08:35
by WaltP Go to last post
3 9,501
by Rsk08
Hi, im doing a program that converts from a roman number to a numerical number and im trying to write on the screen and also on a file that i created, the program shows no erros opens and when i enter the the numbers to convert it shows me the assertion error i think its related to the fprintf but...
17-Jun-2012 00:00
by Rsk08 Go to last post
8 1,626
by manit123
hi , I intend to convert an 8.3 folder or file name to actual. In cmd.exe or , the following works dir /b "<argument>" But in c program I get -1 return code Here it is #include<stdio.h> #include<process.h> #include<conio.h>
15-Jun-2012 01:02
by manit123 Go to last post
8 1,607
by swarna.bhatt
Hi Everyone , I am always confused with basics of data types . Why does float i = 10/100 results in i = 0.0000 and float i = 10.0/100.0 gives the expected result .(i,e 0.1)
13-Jun-2012 00:34
by swarna.bhatt Go to last post
2 850
Thread Rating: 7 votes, 4.1429 average. by bravetanveer
hi all, The way to dynamically allocate a 2D array is : int a(*); a=(int (*))malloc(sizeof(int)*5);
03-Jun-2012 18:45
by valera Go to last post
51 115,439
by Lucas Masalskas
#include <stdio.h> #include <stdlib.h> #include <string.h> #include <curl/curl.h> #include <errno.h> #include <locale.h> #include "myprog.h" /* Content of myprog.h */ //51 + 1 for \0
01-Jun-2012 16:36
by Lucas Masalskas Go to last post
4 1,266
by choco
Hello again! I had to write a program that would reverse the digits of an int var. First I count the digits of the given number, then I'm using function rev to change positions and print result. It looks like its working fine but I have some problems with output. If i try to reverse a variable...
30-May-2012 17:01
by choco Go to last post
3 696
by choco
Program is doing its job but it ignores the scanf I use in order to answer y or n in restarting game. #include <stdio.h> #include <stdlib.h> int main(void) { int i,key,num,pr; char dec; dec='y'; while (dec=='y') { /*thats the restart game loop*/
30-May-2012 16:50
by choco Go to last post
2 843
by samah
Hey :D so I'm trying to create a ternary tree from an array of strings, simple as that, but the program won't run. Now I'd like to know what am I doing wrong here maybe not in the way of thinking? #include<stdio.h> #include<string.h> #define P 100 #define N 3 typedef struct{ int T;
29-May-2012 10:26
by Howard_L Go to last post
2 1,126
by shyamraj
Hi All, I am new to this forum. I recently started C programming. I'm writing a program to scan an array of integers, but doesn't seem to work properly. Here's the code: #include<stdio.h> #include<conio.h> int main(void) {
27-May-2012 23:56
by Maximlis Go to last post
2 930
by clee83
Function should return a string that is 600+ characters long but string is 242 characters in length... %...
25-May-2012 23:22
by Howard_L Go to last post
4 1,426
by swarna.bhatt
Hi All, I am trying to understand how sizeof() , and signed integers work . Below is a simple code int i = 1; int k = -1; if(k<sizeof(i))
21-May-2012 22:57
by swarna.bhatt Go to last post
4 932
by choco
Hello again, im trying to solve this for days... im quite dissapointed, i came up with many ideas and thats the latest of them. I always trap myself in repetitions and in special cases of numbers. Any help here will be more than appreciated. :evil: #include <stdio.h> int main(void) { int...
15-May-2012 17:45
by choco Go to last post
2 771
by sumanish
I do not have much knowledge about compilers and all. I have one simple question about C programming. If there is no sizeof operator in C then does those pointer arithmetic work or not ? I am very much confused about it. :( Please somebody help.
14-May-2012 10:52
by davekw7x Go to last post
8 1,047
by sirhc9891
Title says it all, I don't get how to initialize an array with a string? The output should look like this, Array 1: This array was initialized with this sentence.
12-May-2012 22:49
by Howard_L Go to last post
16 1,748
by afriafro
Im having trouble doing an update function in a Department System program. The requirement of the function is to update the records in a file. #include <stdio.h> #include <string.h> void load_menu(void); void add(void);
09-May-2012 10:25
by davekw7x Go to last post
1 1,401
by me_newbie
Hi Guys! I have a program of raytracer with reflections, sphere and plane which runs sequentially, and i re-written the program in a way that it can run on 8 core (created 8 threads) but unfortunately it is not producing the same out put, can anyone figure out why? and how to fix it? Here is the...
08-May-2012 15:25
by davekw7x Go to last post
3 976
by choco
Hey guys I was writting a program when I came up with a problem I couldn't explain. Here is my questionable part of code, i include only whats needed. int maxhr; /*definition line */ float minthr,maxthr; /* continues */ /* ........ */ minthr=maxhr*50/100; maxthr=maxhr*0.85;
08-May-2012 03:44
by choco Go to last post
2 734
by tomas7470
i need to write a code that solve this issue... if the number of circulating was 4 then.... if the matrix first was : 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 Then after 4 rotation to the right the matrix will be: 2 1 1 1 3 2 3 1
05-May-2012 17:35
by davekw7x Go to last post
1 691
by eurydice
Hello guys :) I've never dealt with files in C language. I would like to know if the code I wrote is correct. It seems to work but I'm not sure about the syntax. FILE *f1; struct service { char city; char train_station; };
05-May-2012 05:59
by Nathaniel Go to last post
2 727
by choco
Hey guys, i'm really new here and to c... This is part of a program that tests a 5digit int to see if it is a palindrome number. I found the methodology and I have errors with my prints >.< So what i get is: Numbers are: (first print command) 0 (second print command) then I input my first...
30-Apr-2012 20:51
by choco Go to last post
2 810
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