15,549 Topics
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| | I have this code [CODE]#include <stdio.h> int addthree(int x); int main() { int num; int d = 0; printf("enter ur num"); scanf("%d", &num); d = addthree(num); return 0; } int addthree(int x) { int s = 0; s = x +3; return s; } [/CODE] Okey I want this code …  |
| | anyone kno any simple example of the quick sort merge sort and shell sort? i cant come across any in C. |
| | So I need to create a set of data points for the function v*t+.5at(squared). The data points need to be every .02 seconds from 0 to 2.0 seconds. How do I set up the counter for that? Also, all of these points need to be wrote to a location so …  |
| | what is meant by "divide and conquer in programing? can anyone give any examples of this?  |
| | Hi, I'm trying to figure out how to scale down a jpeg image in the jpeg library. From the documentation, i've come across these two variables "int scale_num, scale_denom". I've changed the value of scale_denom to 8 but my image could not be displayed. In my jdapimin.c, cinfo->scale_num = 1; … |
| | I have a program to write that can binarize a gray-level image based on the assumption that the image has a bimodal histogram. The code should report both the binarized image and the optimal threshold value. Assume that foreground takes a value of 1 and the background a value of … |
| | Hello, I have one application that reads and writes from the serial port. Sometimes the function read(): "read(fd,buffer,numbytes)" returns before than read bytes reachs numbytes. (Because there are more data in the serial port buffer) I mean. if numbytes is 32, sometimes read returns 12, and in the next read …  |
| | hello, I'm trying to import data from external file (it's a text file with fractions separated by space) and manipulate that data as a floating point. I've tried using 'fget' and 'getstring' and 'readline' and I'm getting an error that says that I'm trying to make a data out of … |
| | Hi there people i have a problem i have been asked to Accept characters from a data file. Convert all the characters to upper case,Save the characters to a new data file which i have done. But for some reason im stuck on trying to get the following to work: … |
| | I have searched many a site to find an answer to this question, so here goes: I'm doing a hangman program that needs to pull different quotes from a text file named quotes.txt. Each quote is on a different line. I have the entire hangman program written (I can post … |
| | Hello there! How can I convert an INT value into a string? I used the itoa function successfully in Windows: [code=c]itoa(the_int_number, the_string, 10);[/code] It worked fine in Windows (DevC++) but Linux did not recognize this function. Does anyone know another way of converting INT into char[n] in C that Linux … |
| | can't figure out what I'm doing wrong....Im trying to write a program that can convert a sequence of positive integers from base-10 (decimal) to base-2 (binary), but I can't use the pow function [code] #include <stdio.h> #include <stdlib.h> void input_check (int start, int stop) { if (( 0 <= start) …  |
| | [url]http://www.sendspace.com/file/do7486[/url] Can someone please explain the assignment & give me some hints. The way am thinking to do is like this.. enter ur input: 1024 i take 1024 and do a loop, divide it by 8 until the number is less then 8. when its less then 8. thats power3: … |
| | hi there people i was hoping i could get some help please as im kinda stuck. ive have been asked for my uni portfolio to "accept the characters from a data file rather than from the keyboard. Extend the program to convert all the characters to upper case (excluding numeric … |
| | I wrote the following function. i want to return fbCodeAddr and tmpAddr to the main function. How to do this? Function is as follows; [code=c] void fbExeCode(int BldCnt) { // for(int BldCnt=0;BldCnt<fbdStepno; BldCnt++) { char *fbCodeAddr; char *tmpAddr=0; char *buffer; int n; fbCodeAddr=(char *)malloc(1024); int stack=0; int totalPin=0; for(int fb=0;fb<fbnodeLst.size();fb++) … |
| | how can this be done? do i have to pointer the database in the structure first to make it able to be use from a text file for some C program ..example.. a measurement converter?? |
| | I am trying to convert an int, a char, and a short into their binary values and display it. int a; char b; short c; I understand how to convert an integer to a binary value bit by bit, I just don't understand how to store it as a varible … |
| | Hi,dear all... Im new to C and to this discussion forum. i hv a problem here,which is an array passing problem. int calAge(]) doesnt work well. i tried to look from the internet for reference but get nothing. can u all help me to check it out?coz im not familiar … |
| | Hi all, Just started learning C.I have some basic queries.They may sound silly to you.But please bear with me. -What is the difference between Linking,Runtime and Compilation Error? -What does getchar() actually do? -How do turbo C++ and Visual C++ compilers differ from each other?I mean...in what aspects?Do C functions … |
| | just having a bit of an issue on a simple problem, m meant to read in a string and return the characters using the fgets method, this is what i have come up with, i get wierd outputs, ex commas, etc, cn sum1 help me plz [CODE] #include <stdio.h> #include …  |
 | I'm getting an unexpected error for my piece of code. It seems like a new line character is added into the string once is it called. Well the purpose of my lil code is to read characters from the keyboard using the fgets function and then convert it into pig … |
| | This project is mainly GCD and validating the error from user input. I got the GCD working correctly, but not the errors. Here's guidelines to validate the errors. [QUOTE]-Provide a function to get a nonzero positive integer from the keyboard and return it to the caller. int get_input() -If input …  |
| | /*this program has been condensed from over 2400 word combinations down to 27 It is for arranging the meanings of words in the order the words were written. Many words have several meanings (descriptions). */ [CODE] #include <stdio.h> #include <stdlib.h> #include <conio.h> #include <ctype.h> #define TRUE 1 #define FALSE !TRUE … |
| | I'm trying to write a program to calculate a bill for a user after they enter in some details. It doesn't allow the user to enter in a value for the 'use code', instead skipping that step. Below is only a rough draft of the program, there's plenty still to …  |
| | about this program which wants only 0 and 1 integers in its input...if other digits it will say error/// how to determine it?? i don't know is it printf("enter a value\n"); scanf("%d",&value); if(value2=0; value%2=1,value++){ printf("error\n"); } else continue. how to do it..? i dont get the idea for geting only … |
| | hi to all it is a circle program not running , giving erorrs on my c language but it is working on my friend computer (c language) here is code ; [ICODE]#include<stdio.h> #include<conio.h> #include<graphics.h> #include<dos.h> int main () { int driver,mode, i; detectgraph(&driver,&mode); initgraph(&driver,&mode,"...\\ bgi"); setcolor(8); for(i=10;i<201;i++) { sound(i); circle(300,200,i); … |
| | if i want to search a target which is the same as my input in a array that is 2D.. what methods is more efficient?? binary search or linear search.. which is highly recommended? help me because i have to use it?  |
| | My program uses a buffer to store data as entered by the user, so that the size of the buffer depends on them. The first thing that came to mind is that I would reallocate memory each time more storage is needed, but that doesn't seem reasonable as the data … |
| | Hello, Here is my problem: I declare the vector struct in my .h file and then try to access its fields in the .c file. I did declare a variable of type vector. However, I get a compiler error saying that 'vector has no member named' [x] where x is … |
| | HI, I want to sort the elements of an array in ascending order. The elements are in floating point. how do i go about doing this? Thanks for your help. Nishant |
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