[c] Forum Topics

I am new in c and dont know how to make a database in it i know that there is no database connection with c but i want to make project on employee data using file processing like this 1. add (employee name, age, contact number) 2. edit (employee name, …

Sir, Kindly tell me what is the library name for the c++ in linux. I know for c it id libc.so ,,similarly for c++ what is the library name and how can i get it for my linux. I wrote a simple c++ program and executed it is working but …

Hello, is good idea to mess data using array? is this good way to encrypt an message? [CODE] char x[50]; gets(x); for(int i=0; x[i]; i++) { printf("%c", x[i] + An mathematic function here); // Example printf("%c", x[i] + (1800 /2) ^3 * pi); } [/CODE] Here is something i create, …

Hey guys, I wrote a program and this 2 lines came up with the same error declaration: [ICODE]Scanf("((%d/%d)*%d)", &Mark1, 40, 100; Printf("Average of marks is: %.3f", Avg);[/ICODE] Both these lines came up with these error comments below: Line 1: Function "Scanf" should have a prototype. Line 2: Function "Printf" should …

Hi, Can anyone tell me the c code for taking snap and saving it to directory. Thanks

hello every body, My name is roxy and i am from brazil.I want to expand IPv6 address using inet_pton().After that increment the address by 1 using C code.If my address is - 1234:12::ffff then after expand it will be 1234:0012:0000:0000:0000:0000:0000:ffff When I increment the address it will display - 1234:0012:0000:0000:0000:0000:0001:0000 …

Hi, I am trying to figure out allegro, and so far, so good. But I ran into this one snag in this code [CODE]const float FPS = 60;[/CODE] Does this set FPS? Someone on another forum said no, but it seems like that it is a predefined function that changes …

Hello, Few days ago their is a contest for who can crack this code by the UK government. i will like to know more about this Code, Which book can I read to learn About it in Detail, Please I do wait your Reply, I am not Reading to Crack …

Hi, hello everyone. I am having troubles modulating these dtmf codes in visual studio 2008 in C. After going to Properties and selecting compile as C code, i complied it( F7) and then debuged it(F5) and then i was stopeed by this error window saying: Unable to start program 'C:\Users\Trinetra\Documents\nltvc\dtmf\Debug\dtmf.exe.' …

Hey , I urgently need a program to calculate a Bodmas Expression In C

I have a problem with this code too. right now I have a segmentation fault but before I couldn't get the correct maxValue. [code] int maxValue(node* head, int max) { node* p; if (head == NULL) { return(1); } else { p = head; max = p-> item; while(p != …

[code=c] #include <stdio.h> int main (void) { float a; a = 7/3; printf ("%f\n", a); } [/code] Result : 2.000000 Why is gcc compiler printing 0 after decimal?

This is what the question is stating: Write a program that inputs a line of text using function fgets() into a char array s[90], then it outputs the line converted to uppercase. For function [ICODE]fgets[/ICODE] to be used, am i correct if I understand that the user doesn't have to …

[CODE]#include <stdio.h> int fill_array(void); int display_array(int count); typedef struct { char worker_name[20]; float hourly_pay; int hours; }WorkerRecord; int main() { WorkerRecord info[50]; int count, k; float average_wage; count = fill_array(); display_array(count); for(k = 0, average_wage = 0; k < count; k++) { average_wage += info[k].hourly_pay; } average_wage /= count; printf("\nAverage …

Consider there is a string [COLOR="Red"]"hai welcome..."[/COLOR] I need to [COLOR="red"]print the string [/COLOR]as such [COLOR="red"]leaving the first three characters..[/COLOR] I should not use in-built functions or others... It should b [COLOR="red"]done in a single printf statement [/COLOR]by [COLOR="red"]changing the control string pattern..[/COLOR]

[CODE]#include<stdio.h> int fun(); /* function prototype */ int main() { int (*p)() = fun; (*p)(); return 0; } int fun() { printf("WEB\n"); return 0; } [/CODE] this program is working fine and printing WEB as well int (*p)() = fun; how these two consecutive lines of codes are working please …

Hi! I want to read integers from a string of integers and store the individual integers in an array. The problem is that I don't know how many integers in the string would be otherwise I would have used sscanf with a format specifier. For example: Input: 10 20 12 …

I just have a quick question, I tried to figure this out from my textbook but can't seem to find it. j = 5, i =7 Evaluate (++j == i) + 3 How does C evaluate the expression? To me, it just doesn't make sense. I'm not looking for the …

[CODE] httpRequest parseHttpRqt(char *msg) { httpRequest rtrn; return rtrn; } [/CODE] I was just wondering if anybody could help with parsing a Http Request? I understand that the request is as illustrated below, but how would i turn that into an object containing the code (200/400/404) and the filename? Bearing …

Hello, I want to use Hamming Code to correct any BER's that I have streaming from a text file. The contents of my text file are as follows: 0 0 1 0 1 1 0 0 0 1 0 1 1 1 1 1 1 0 0 0 0 1 …

I've looked on the site and I've Google'd this for the past couple days to no avail. Either this is just completely obvious and I'm terrible at programming(I'm new, so this is possible). Anyway, the assignment is to accept two whole numbers that are 512 digits or less. Then we …

Hello people I have a 2 dimension array that contains only 0 and 1 values. I want to represent all the 0 elements in a tree: how can I do that ? Thank you for any help

Hey i am wondering if it is possible to have a switch statement in a function that is leading to another switch statement and another switch statement afterwards. Question. Write a program that will give the user the option to select a shape or a three dimensional object. The program …

Hi. I need to develop a C source code that accept all marks and counts the total percentage of the subject "STIV1013". And, based on the total percent obtained, I need to determine the grade acquired for the subject "STIV1013" based on the grade table given. Look below, for a …

i wrote a program that needs to act like the SHELL in linux everytime the user enters a command the shell needs to get it and do the action by sending a fork child to do so now i read using FGETS and get a char array containing the command …

Write a program that creates a two dimension matrix of size N x N (N is larger than 4). Through a menu, the user can choose to perform the following operation to the matrix. 1 - Rotate the matrix around the diagonal (function name rotateDiagonal) Example for 3 x 3 …

Hello everyone, I am currently working on my final year project and i encountered some problems with my software when using TI CCS. Right now, i am trying to print out a value from a variable and display it out into my LCD screen. I am currently using MSP430g2232 and …

I have an assignment to make a craps game in c. The program i wrote runs but it always ends before it should. I think that the while loops in main have a problem but im not exactly sure wat the problem is because ive reviewed this code over and …

Assalam U Alaikum Guys! can somebody help me how to convert a string to Char array? like if m having a string=("hello"); and i want to convert it to arr[5]={'h','e','l','l','o'}; is that possible.. or can somebody help me?

Hi everyone. My assignment this time requires me to: [B]1.[/B] List down the marks obtained for each 5 Quizzes. [B]2.[/B] Choose the best 2 highest marks out of the 5 Quizzes. [B]3.[/B] To make the "best 2 highest marks" becomes the ultimate Quizzes total mark which has a 10% carrying …

I am doing a project that produces a gradebook for an amount of students and exam scores. the project link is [URL="http://www.ecst.csuchico.edu/~chmorris/csci111/projects/06/"]http://www.ecst.csuchico.edu/~chmorris/csci111/projects/06/[/URL] There are some additional things I need to produce besides being able to print the array chart, but I am stuck and have been trying to solve this …

I'm working on a project and i'm having a bit of trouble. the basic idea is to make an employee database using a basic structure. the program is to have 3 files and in the header file the professor wants the function prototype to be: [CODE]int addEmployee (struct employee *, …

Hi, I need to do a depth first search tree for the following undirected graph: 1-2-3 |...|..| 4-5 6 |......| 7-8-9 (Sorry about the graph being so unclear, the dots are just to space the lines out). It says to start at A which I'm guessing is 1? My first …

The program should simulate rolling of 2 dice and add the sum of the 2 dice after they are rolled for 3600 times. Their sum ranges from 2-12. The frequency should be tallied in this order for eg when sum =2 freq =.. when sum =3 freq =.. etc This …

I've got a project that requires the user to input a capacitor's ID and its corresponding capacitance. The user can add the capacitor at the beginning or end of the list. But, I'm having trouble figuring out how to put it at the end of the list. [CODE] while( currentPtr …

hello....i am trying to read a some integers with spaces in a file into an array, say the integers in a text file are in the shown way 1 2 3 5 13 34 2 122 2 1 34 34 23 343 53 so now i wish to read them …

I have to create a program in C and not C++, that allows the user to create a file that stores names and numbers, displays them and sorts the dates by names or numbers using Bubble sorting. I know how to create a program that sorts names and numbers that …

will anyone please give me the basic structure to traverse the graph? i knoe the algo but i want to knoe the way that how to proceed? some idea about that. thanks

im getting the error below and I can't figure out why this isn't working. Ive looked at this for 2 days not knowing. I'm hoping a fresh set of eyes on it might help. main.c:13: warning: assignment makes pointer from integer without a cast [CODE] //HEADER FILE: #include <stdlib.h> #include …

I am currently writing a Client and server program and I have no idea where when wrong with the write function It calls the function [CODE] writeToclient (int clientFd) { tatic char* win = "you win !"; write (cliendFD , win , strlen(win)+1) ; printf("test"); } [/CODE] it execute the …

I'm having problems with my code all over. I have to be able to open a command line argument( which i know how to do). create a linked list, and print it backwards. This is what i have but im stuck with errors that i don't know how to fix. …

[CODE] #include<stdio.h> #include<conio.h> void main() { int i[15],n,q,j; clrscr(); printf("Enter the value of N:"); scanf("%d",&n);//an unsigned value
printf("\nBinary Val of %d=",n); q=n;//initialize quotient to n for(j=0;j<16;j++) i[j]=0;//initialize binary vector to zero //calculate the binary Equivalent j=15;//store the Remainder in reverse order if(q!=0) { while(q!=1) { if(j>=0) i[j]=q%2; j--; q=q/2; } …

Hello All i am trying to compile a simple code for the strtok but getting the error as segmentation fault ( core dumped ) .. any help would be appreciated. [CODE] #include <stdio.h> #include <netinet/in.h> #include <stdlib.h> #include <string.h> main() { char *test="asim.nazeer.helo.me"; char *rsl=strtok(test,"."); //while(1) //{ printf("%s",rsl); //} } …

Hi, in a given c program where you have [CODE]myvar = sumR(char * arg1, int arg2)[/CODE] sumR is a function in an assembly .s file. I have done all the calculations, but I have no idea how to return the value to the calling c program. Any ideas? Thanks so …

I'm trying to determine the minimum range of floating-point types. It's easy when using values from standard headers: [CODE]#include <stdio.h> #include <float.h> main() { printf("Minimum range of float variable: %e\n", FLT_MIN); printf("Minimum range of double variable: %e\n", DBL_MIN); return 0; } [/CODE] This code gives the following output: Minimum range …

hello people is anyone of you able to tell me the heuristic i can choose in order to allow my robot to move from the doo to the issue in a labyrinth ?

I am trying to find the longest common prefix of two words entered by the user. I don't understand what is going wrong. I keep getting this error when I compile: [CODE]prefix.c:11:13: error: expected declaration specifiers or '...' before '(' token [/CODE] And this is my code: [CODE]#include <stdio.h> #include …

[CODE]void numToEnglish(unsigned int num, char english[]); main() { char* first20[] = {"zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen", "sixteen", "seventeen", "eighteen","nineteen"}; char* tens[] = {"twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety"}; printf("Enter an integer between 0 and 999: "); scanf("%s",s1); …

hello every body, I am a new prog.in C.My final yr project based on incrementing ipv6 address by 1.The address format is - fe80:0000:0000:0000:0204:61ff:fe9d:ffff So the result will be - fe80:0000:0000:0000:0204:61ff:fe9e:0000 User enter the valid ipv6 address and final result will be +1 incremented.Its a incrementation of hex.value. It also …

An array is defined to be double sorted if its even-valued elements (if any) are in ascending order and its odd-valued elements (if any) are in ascending order. The array {-6, 12, 1, 24, 3, 5} is double sorted because the even-valued elements (-6, 12, 24) are in ascending order …