19,876 Topics
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| | I started a programming course about a month ago, recently we started learning about using different code outside the main string and using them in order to pass data to each other I really got lost and didn't understand a word, wonder if anyone could help explain how it works, … |
| | This program must calculate permutations but it gives me a result with smiley , Can someone help me, Thanks!! [CODE]#include <conio.h> #include <stdio.h> #include <math.h> const n = 10,num=4; int i,a[n]; void tipareste(){ int i; for(i=0;i<num;i++) { printf(" %d \n", a[i]); } } void permuta(int k) { int i,x; if(k==1) … |
| | When you include a header file like sys/stat.h you can use the functions like stat. But where is the function body? I didnt write the body, yet it still does something.  |
 | can anyone see why the status.health wont take away the 20 ???? [CODE]#include <iostream> #include <string> // To allow use of Strings. using namespace std; //char inventoryRequest = 'i'; //Function Definitions. void displayInventory(); void displayStats(); void statsObject(); void gameOver(); void stats(); void inventory(); void exitGame(); int playGame(); class status{ public://Access … |
| | Hello. I have to do an program that writes an scale from num 1 to num 2. I managed to do that writes out from 1 to given number. Can anyone help me do that I can insert an scale starting number? Code: [CODE]#include <iostream> using namespace std; void prime_num(int); … |
| | is this a valid statement in in c: &main, where main is int main()? If so why? |
| | Hello everyone I am trying to apply [URL="http://en.wikipedia.org/wiki/Sieve_of_Eratosthenes"]Sieve of Eratosthenes[/URL] in program, but its not working. Here is my code:-- [CODE] #include<stdio.h> long long arr[10000]={0}; int main() { long long i,j,num,inc=2,m=0; num=5000; for(i=0;i<num;i++)arr[i]=i; for(i=2;i<=num/2;i++){ if(arr[i]>0) { for(j=inc*i;arr[j]<=num;j=j+i) arr[j]=-1; inc++; } } for(i=0;i<num;i++)printf("%lld ",arr[i]); printf("\n"); return 0; } [/CODE] This code … |
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| | how do you promt the program from positive integars terminatd by -1 .. and then ask for smallest of these integars. I did everything except when I add (!= EOF) .. It shows the same prompt multiple times should I still keep the code or is there a specific error? … |
| | HI, I'm writing a code for the very first time, and I'm completely stuck. Some guidance would be great. I'm writing a C program that reads integars from file "integars.dat". The program should show how many numbers you have entered, how many among them were even, and how many were … |
| | Hi, I have stupid question. I have array like this. [CODE]float *numbers[] = {5; 6; 9; 10};[/CODE] I need to use for example float = 5 for arrays numbers[0], numbers[1], numbers[2], numbers[3]. Then array float = 6 for numbers[4] and numbers[5] etc. Hope you undestand. Is there some syntax like …  |
| | Hi, as part of my project, i need to write code that actually implements the tcp layer functions. Could anyone tell me where i could get some idea on how to code the functions of tcp layer (i.e. I need to manage the transfer of data between the network and …  |
| | Hey guys, I'm just trying to get to grasp with structs and I have written a small test program to print out a persons name and age. Currently I am getting nothing when the program runs. Help :( [CODE]#include <stdio.h> struct person { char *name; int age; }; struct person …  |
| | Hi, I am new to C# and looking for the below helpful links, which contains 1. All the C# builtin classes and their description Example: string : to perform operations on string Convert : To convert from one type to another type 2. Tutorial on Visual studio development environment 2010 …  |
| | I wonder what this problem is :error C2664: 'mine' : cannot convert parameter 1 from 'int [100][100]' to 'int' 1> There is no context in which this conversion is possible Here is my full program. [CODE]#include <stdio.h> int mine(int ,int,int); int main() { int m,n; int i,j; int u,v; int … |
| | [CODE]#include <stdio.h> #include <ctype.h> int isPalindrome( char *str, int length ) { if ( length < 1 ) { return 1; /* no more chars to compare, its a palindrome */ } if ( str[0] == str[length-1] ) /* Are the two ends same? */ { return isPalindrome( str+1, length-2 … |
| | Write a C++ program using DarkGDK with functions that asks the user for a positive integer no greater than 15. The program should then display a square on the screen using the character “X”. The number entered by the user will be the length of each side of the square. … |
| | SO YEH MY problem is its not reading the whole file and inputing it to the stucture.. i believe that the problem lies in the adt.( the last source code on the bottom) in the private adt search function, insert function, and traversal..... ive been wreking my brains out trying … |
| | SO im trying to get this source code transformed to a double link list it has two nodes sentinel and header....the source code was used to be a singly linked list..... nyhow i cant seeem to get this whole thing right..... it works fine when it was on its orginal … |
 | i hv 2 write a code for queue fifo rule for patients visiting doctor's clinic.. can any1 atleast tel me the algo? i'll implement it by myself... |
| | I've tried this in the past, but never got it to work. How would I set specific keys to run functions, whether I am on the current form or not? Thanks! |
| | In a language named vJass I can do this: [CODE] function Initialization takes nothing returns nothing string array s call read(s[1]) call read(s[2]) call print(s[1] + " " + s[2]) endfunction[/CODE] It takes two strings from user and prints them. I am totally confused how I can do this in … |
| | I am trying to connect to a sql database and read from a table to determine if a username is valid upon a user entering in theirs. To just give you a background of the program: 1. The user needs to enter in their username and ID number. I already … |
 | hi there) guys , please tell me - is there any way to check that the standart input is empty or no. big thanks in advance) |
| | Hello Friends, I want to create a User Defined Function with n number of arguments in C. for example, " printf() " in C. we can pass as many number of arguments as we want in printf() seprated by comas(,). I don't know how to pass argument in my UDF … |
| | Came across this showbits() function in the book im using to learn C. None of the compilers recognize it. The actual code for the function is given in the book as well. I tried to combine the two by putting function's code in header file. I have been unsucessful so … |
| | I'm trying to call two methods from main but I'm not sure how to do it. I know the program isn't completed but I want to get this done first so I can test whether it's working correctly. Could anyone help me out? [CODE] #include <stdio.h> #include <stdlib.h> void print_triangle_info(int … |
| | I wrote this program for insertion sort.I compiled the source file in xubuntu terminal.But when I try to run a.out executable....terminal showing "segmentation fault".I don't about segmentation fault..when segmentation fault occurs...what is the thing in the source file that is causing segmentation fault... Thanks in advance...... [CODE]#include<stdio.h> main(){ int i,j,n,key; … |
| | Hi, I am writing a small console app. To get right to the point my application comes with quite some data about 1mb of text files. Instead of compiling the software in to a exe and shipping it out whit all the text files is it possible to include these …  |
| | I am a Btech Computer Science students, Guyz please give me some project ideas for my main project..i have one idea in mind it's a garbage collector in c..it's an old idea i want to add new features...plz help.... |
| | I am currently working on a project where we must read in a file and then print it back type justified. There must also be a specific number of characters per line based upon user Input with the extra characters being distributed spaces. I am reading in each character from …  |
| | Hello Friends... I'm writing a C program to print pattern of swastik using *. I want to set my pattern in the center of the screen. Can anyone tell me how can I do this ???? Below is the C program for swastik, but it do not print swastik in … |
| | I am trying to write the string to text file after heap sort.... it works correctly, just don't know why there's some weird charracter in the output file.. Any help with be appreciated. Content of input file in1 is abc efg ghi q w Thanks [CODE]#include <stdio.h> #include <ctype.h> #include … |
| | Hi, Is there a way to stop a function from returning a value if a condition evaluates to true. For example my function returns the sum of two integers. How can I stop it from returning anything if one of the integers is negative [CODE] Class C1 { ... public … |
| | Hey, I've been trying to get this to work for most of the day. Basically I have an array of strings and I'm adding to them using strcat in a loop. It works fine for the first few loops but then the strings start to go all out of whack. … |
| | i need to modify the following code so that the parent thread can pass to the created thread a number (from 1 to 10) and the child thread should display that number of values. The number passed to each created thread can be a different one. Note: In this case … |
| | Hey guys, I'm having a little trouble putting this together. I believe I have the formula correct on the bottom, but I can't seem get the program to work. The idea is that it needs to be able to run like this: ./sdev < input.file I have a simple understanding … |
| | Hi! I have to write the programm, which will receive any number (at sec) and calculate it to weeks, days, hours, minutes and sec; for e.x. 4102 sec ---> 1h 8m and 22s The problem is that it's forbidden to use atoi(), scanf() and simmilar functions. Insead of them, I … |
| | It's a little more complicated than that, but this is my code: private void button1_Click(object sender, EventArgs e) { Decimal num1 = Convert.ToDecimal(textBox1.Text); Decimal num2 = Convert.ToDecimal(textBox2.Text); Decimal total = num1 + num2; textBox3.Text = total.ToString("C"); Decimal total2 = Convert.ToDecimal(total); total2 = total * 4.2; textBox4.Text = Convert.ToString(total2); Basically it's … |
| | Hi I've been trying to code a bst based upon this link below: [url]http://www.stanford.edu/~blp/avl/libavl.html/BST_operations.c.txt[/url] I've adopted a similar strategy, whilst making some modifications, however for me I'm having a problem in that every time I go to add a new node to the bst, the root is always null, and … |
| | I have a file of name PROFILES.DAT in which several records are stored. I want to create some new fields in those records so I made a new program to read the file, store records in a structure, copy the structure elements into a new structure and finally write the … |
| | Hello, I want to put all my events in one class file and call them in a main window following is my code in mainwindow.xaml file [CODE] <Window x:Class="WPF123.MainWindow" xmlns:Local="clr-namespace:WPF123"> <Window.CommandBindings > <CommandBinding Command="Local:MyCommands.Print" Executed="PrintCommandHandler" CanExecute="CommandBinding_CanExecute" /> </Window.CommandBindings> ... <Button SmallImageSource="Images\Print.png" ToolTipTitle="Print" Command="Local:MyCommands.Print" /> </Window>[/CODE] mainwindow.xaml.cs [CODE] public MainWindow() { … |
| | Hi everyone. I have a problem. I need to write a program where I can draw elements just by pressing the buttons on the form and I can do some operations with figures which I drew like (spin, delete, maximize/minimize). The task was given to me: use keys on keyboard … |
| | Here are 2 simple files I am unsucessfully trying to combine and make the .exe. The errors i get are: Multiple definition of '_fun1' and '_fun2'. I am using the Cygwin gcc compiler. Please advice, Thanks. [CODE]#include <stdio.h> #include "functions.c" int i = 35; int fun1(); int fun2(); int main() … |
| | Hello! Im writing a program that outputs some triangles and such. And I want to count the written *s. If anyone would help i would really appreciate it. Code: [CODE]#include <iostream> #include <string> using namespace std; int main() { char znak; znak = '*'; int st_vrst = 0; int ploscina_trikotnika, … |
| | i have this code for adding a node after the previous node, but valgrind is saying that there is a memory leak of 16 bytes, can someone please help me identify where the leak is? i think i didnt assign a null pointer somewhere but im not sure exactly where … |
| | I am working on a project called Payroll Management System... and am using C as the platform. The project will look to ADD..VIEW..DELETE..& EDIT employee details. All this will be done by the Administrator. I have been working on it a bit lately.. and i know before i seek help.. … |
| | Hello, i know that * is a pointer, also i know for ** is a pointer to a pointer... i can understand that [code] int *x; int y; x=&y; [/code] but last days i see something like this, and is a little hard to me to understand it. [code] void … |
| | I am writing code to open file and read info from that file to open other files, dont' know why it's only open the first file, not file after that THanks [CODE] /* strtok example */ #include <stdio.h> #include <string.h> #include <iostream> using namespace std; void remove ( char str[] … |
| | I am writing a code to read file and output stuff for two files and combine them together... Don't know why they read good at the first file but wit the same code , it didn't show up for the second file Please help Thanks [CODE]#include <stdio.h> #include <string.h> #include … |
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