[c] Forum Topics

Heya i ran into a little problem, well more of a mental dilemma using strtok(), i already know how this function works, heres an example code: [CODE] void split_me(char *input) { char *split = NULL; //reset split size_t len = strlen(input); char to_array[len]; int i = 0; split = strtok(input, …

My Console Application window can't display letters from other alphabets(e.g russian) when I run the program. It's just displaying question marks in place of them. Please help if you can.

[CODE] #include<stdio.h> #include<conio.h> void main() { int a; a=10, // in this line instead of ; i used , printf(" The value of a is =%d", a); getch(); } [/CODE] In the above program instead of using ; i used , but the compiler is not showing any error and …

***I have a feeling that there might be something wrong with my function int fgetAnswers(int*pos, char res[], FILE*inp); I am able to compile, but the problem is that wherever the black screen appears, a box would pop out saying that the program has stopped working. Can any of you guys …

Is there anything wrong with my coding? Why do I keep getting the message..."Error Opening Input File!" #include <stdio.h> #include <conio.h> void fgetAnswers(FILE*,int*,char[]); void fgetAnswers2(FILE*,int*,int,char[]); int main() {char ans[50],choices[50]; int n,i,id,missed[50],tot; FILE *input,*output; input = fopen("examdat.txt","r"); if(input == NULL) { printf("Error opening input file!\n"); getch(); return 0; } fgetAnswers(input,&n,ans); output …

I am using turbo c. I have a 2mb text file "tryy.txt" , so what i am trying to do is ,i am scarping the urls from the text file and saving it into another file. Now, after running the program, i get a meassage as "Null Pointer Assignment" on …

So, it sorts the books by price just fine, but I cannot get it to sort the books by title. I am most likely over thinking this, but I've spent a couple hours trying to figure it out. I've looked online and couldn't find the answer. I'm guessing the problem …

Hi Everyone Hope you are all well. I've been tasked with an assignment at collage to create an employee management system, so far i've done well and managed to create a working program which i am happy with :) However there is an optional function that can be created that …

Hi all, I just wanna know how to send a file through a socket connection in C language "client request a certaion file on server and server send him this file" i work on both winsockets and bsd sockets "client ==> windows, server ==> *nix" Thanks alot :)

I am buiding a Tic Tac Toe solving robot using the LEGO NXT kit for my school project. For practise, I wrote a Tic Tac Toe game using the minimax algorithm which worked very well. When I wanted to port my code to NXT, I found out that none of …

I need help in making a C program that performs binary operations on two 16 bit binary values. It should look like this: Select operation (1) Addition (2)Subtraction Enter Choice: 1 Enter First binary number: 1111111111111110 Enter Second binary number: 0000000000000001 Sum: 1111111111111111 I have trouble using the functions, please …

I have created a new C++ project (to be able to use the graphics.h library) then I have tried to add a C project which works perfectly in C (by the way I have saved the file with .c extension). 2 line leads to error: [CODE] q = malloc(sizeof(struct QueueRecord)); …

i am receiving a struct from the switch: [CODE]/* Packet received on port (datapath -> controller). */ struct ofp_packet_in { struct ofp_header header; uint32_t buffer_id; /* ID assigned by datapath. */ uint16_t total_len; /* Full length of frame. */ uint16_t in_port; /* Port on which frame was received. */ uint8_t …

Good day everyone. I am back from some previous months of extensive schoolwork. I am creating now a payroll application, but I think there's something wrong in my code, because it created an output that's not my intended output. Wait, guys, I'm confused. Is this appropriate for a C forum …

can anyone help me get an idea on how to add or subtract numbers in linked list for example i input the number 1,3,5 in order the display will 135 then i input the plus sign(+) then the input will 45 it will always add the 1st and 2nd number …

i am writing a code which is as follows: [CODE]#include <stdio.h> int main(void) { char buffer[2500]; FILE * myfile; myfile = fopen("/home/csgrads/akhan015/desktop/benchmark/coverage/test0/stmt.txt","r"); while (!feof(myfile)) { fgets(buffer,2500,myfile); printf("%s",buffer); } fclose(myfile); return 0; }[/CODE] 1.in this code i am accessing a folder to read a text file. this test0 folder is only …

Im having trouble connecting my sockets. On one computer I have a java server socket running and on the other computer i have a c socket client trying to get the message from the other computers server. But I cant get them to connect. Do you see an error with …

Hey guys, I am new to programming in C, I am trying to save "tc" into a variable using for loops. I understand for integers, multiply the result by 10. Is there a similar way to do this for chars? For integers, [CODE=C] for(j = 0; j < i; j++) …

Can someone interpret this code for me? I dont understand whats going on. This code is supposed to take a number n that is inputted and show all the numbers below n that are frugal. A little background, a frugal number is a number where the amount of the digits …

This is what the question is asking: Write a program to get the user to enter a positive number. Validate the input so any negative or zero number entered is rejected and the user is to re-enter the number. and this is what i have done [CODE]#include<stdio.h> int main (void) …

[CODE]#include<anil_pkr.h> void main() { menu();getch(); } /* header file- #include<iostream.h> #include<conio.h> #include<dos.h> #include<string.h> #include<ctype.h> #include<stdio.h> #include<stdlib.h> ////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////// int i,j,k,l,x=5,y=5; char n; void smallbox(int,int,int,int,int); void smallbox(int col,int x,int y,int len,int brth) {textcolor(col); gotoxy(x,y+brth);cprintf("%c",192); for(i=1;i<len;i++){gotoxy(i+x,y);cprintf("%c",196);} for(i=1;i<len;i++){gotoxy(i+x,brth+y);cprintf("%c",196);} gotoxy(len+x,y);cprintf("%c",191);gotoxy(len+x,brth+y);cprintf("%c",217); for(i=1;i<brth;i++){gotoxy(x,y+i);cprintf("%c",179);} for(i=1;i<brth;i++){gotoxy(len+x,y+i);cprintf("%c",179);} gotoxy(x,y);cprintf("%c",218); } /////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// void paint(); void paint() { for(i=1;i<75;i++){textbackground(15); gotoxy(3+i,19);cprintf(" "); …

Hi, I am facing a bit of issue in writing a network software. When I try to send or receive a struct that contains a data type of 8 bytes the next sent or received struct is somehow affected. I have a few things in mind but first I wanted …

Any idea how do I solve this? Please help..

I'm having trouble writing an array program that deletes duplicate numbers in an array. I can't figure out the code for find the array size. I have the array max set to 25 but my array doesn't have 25 numbers in it. (let's say it only has 10 numbers in …

Help!! How to print this using loop & condition starements... 0 1 1 1 1 -1 0 1 1 1 -1 -1 0 1 1 -1 -1 -1 0 1 -1 -1 -1 -1 0 help pls..asap...

Is there a way i can modify the Bresenham circle algorythm in a way so that it actually draws arcs with specified start and end angle instead of complete circles? the algorythm in c is like this [CODE]void DrawCircle(int xM,int yM,int radius) { int f = 1 - radius; int …

I'm writing a pig latin program and am having problems moving onto the next word and printing the words. I have to print from the first vowel onto the end of the word and then from the beginning of the word to the first vowel including the vowel itself. [CODE]#include …

hello , i made a election program , here it is [CODE]#include <iostream> #include <cstdlib> #include <string> #include <conio.h> #include <iomanip> #include <fstream> using std::ofstream; using namespace std; string users[4]; char choice2; int votes[100] = {0}; int choice; int totalVotes=0; void votes1() { cout<<"Voting! : "<<endl; cout<<setw(21)<<left<<"(1) To vote " …

description of the program: 1. first i have to input a folder A by giving full filepath. this folder contains a benchmark program tcas.c, a text file universe.txt which contains 1500 lines, each line is a test case giving 12 arguments to the benchmark program, which are used to test …

how can i create something of this sort: * *** ***** ******* ********* ******* ***** *** * this is my source code: #include <stdio.h> int main() { int i; i = 1; while(i <= 5) { printf("*\n"); i++; } getchar(); }

Hi guys. I have a php script that reads some values off a website and prints to a file every second.. The thing is, the script is always ran in my browser and I don't like that. I want to write a c++ program that can run that script within …

This is a piece of code from some book. According to book, this code must not have worked and should have given a error message saying "cannot convert parameter 1 from 'const char[15]' to 'char*'" but this code is running on turbo C giving just a error message of const …

I'm Jay. - 19 years old - Freshman, majoring in Computer Science. - Know C and some little Java. I'm from Bangkok, Thailand. Any asian, here :P?

This code is done using C. Whole point of it is to remove the name just before the first hyphen. Its blindly written so I haven't improved it and it has extra variables and no reuse of variables to save space. If anyone can just locate the error why the …

i got an assignment regarding testing, i have to write a c code and compile in linux. the question is as found at: [url]http://www.cs.ucr.edu/~linc/cs206/project/index.html[/url] please suggest, i have no idea to start

Can you please tell me how is the processing of this code taking place. Because its giving a fixed address same as mentioned in the book. The Answer to this question is Address of i=FFE4 value at ptr =10 Address of j=FFE2 value at prt=20 how come addresses are these, …

help me in this project plesae see Attach File [QUOTE]#define TRUE 1 while(TRUE){ //repeat forever type_prompt(); //display prompt on the screen read_command (command, parameters); //read input from terminal if(fork()!=0){ //fork off child process waitpid(‐1, &status, 0); //wait for child to exit } else{ execve(command, parameters, 0); //execute command } } …

I would like to find a c compiler for windows 7. So far I have tried 3 and all get the message that "this program is incompatible with windows". Any suggestions? dhsn

Hi I am trying to run this C code in Visual Studio along with a set of Cpp files. It gives the below errors error 2143 : syntax error : missing ')' before '&' error 2143 : syntax error : missing '{' before '&' error 2059 : syntax error : …

Well I want to make a DLL but all of the tutorials online seem to focus tword GUI programing or go a little too fast. Can anyone explain it? As far as I have seen it's syntax resembles resource files. And what makes it a '[I]Dynamic[/I] Link Libray' as in …

I am currently a student at USF. I transferred here in Fall of 2010 from a local CC with an AA degree. This is the start of my second year at USF as a declared CS major. I have only taken 2 programming classes. Java and C (currently in C). …

Using a C but not a C++ compiler. We have code like this: Suppose we have code like this: [CODE]main() { int *funcko(); int *george = funcko(); printf("%d", goerge[3]); } int *funcko() { int cat[12]; return cat; }[/CODE] What happens when you try this according to the actual rules of …

Hello World! i wrote this code for fliping the array , but it doesn't work ... why can anyone say me ? what i did wrong? [B]array[/B] and [B]i,n[/B] variable are already global declared. [CODE] void exb(void) { int aux; for(i=0;i<(n-1)/2;i++) { aux=x[i]; x[i]=x[n-1-i]; x[n-1-i]=aux; } } [/CODE] thanks :)

[CODE]void quick(int a[],int m,int n) { int k,key,i,j; if(m < n) { k=(m+n)/2; swap(a[m],a[k]); key=a[m]; i=m+1; j=n; while(i<=j) { while((i<=n)&&(a[i]<=key)) i++; while((j>=m)&&(a[i]>key)) j--; if(i<j) swap(a[i],a[j]); } swap(a[m],a[j]); quick(a,m,j-1); quick(a,j+1,n); } }[/CODE] I am getting a segmentation problem in swap(a[m].a[k]); Please explain.

hello....i am trying to implement a client/server socket program in C to display the files available on the server to the client....how do i do this???

hello....i am trying to establish a communication between server and client and later to do some communication between them, so first i am trying to establish communication and i see that server gives "segmentation fault" as the output. I am placing the code below, check it out and let me …

I'm writing a code to put names in alphabetical order. The code i've written wont compile as its teling me that 'left operand needs l value'. The lines it refers to is where i'm trying to swap around strins using pointers. I could use some help with this, thanks! [CODE] …

hi, i need a help for making double link list program in C double link list (file.h and file.c) in prototype insert first, insert after, insert last, delete first, delete after, and delete last. this program required in hospitaL you can email me : <email removed> (zip) i need for …

Can ne1 pls help with how to subtract two large integers stored as an array. i need to do the same for calculating the jacobi symbol. thanks :)

[B]Hi I would like some helpful hints on how to make a program to: 1)Create a Binary tree 2)Traverse said tree in Preorder form. Thank You [/B]