19,876 Topics
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| | /* this program compiles is almost done, but i cannot get the las function to sort numbers from the array. the output should have the even number on the left and odd numbers on the right.*/ [code=c]#include <stdio.h> #include <stdlib.h> #define N 9 void revArray(int *a); /* reverse an array … |
| | I just want to ask if is smart or even possible to use a switch case statement in a program where the user will not be required to input anything, but instead the program gets the input from a *.txt file. This is a suggestion by my friend, I just …  |
| | okay, so i'm totally new to this. the purpose of my assignment is to compare two strings and to see if they're anagrams my problem is that when i run it, it compiles okay, but then i'd get a message from windows, saying that it has stopped working. er, yeah. … |
| | The question says Write a menu driven program that finds the minimum, maximum and sum of 3 numbers (integers). All the numbers entered should be unique. (i.e. no two numbers should be same .Check this condition) Please adhere to the following guidelines. a. Write a function that finds the smallest …  |
| | Hi, I am using Borland C Compiler for preprocessing a source file. I am using the following command for preprocessing.... C:\cpp32.exe -P- -o"outputfilename" "Sourcefilename" According to my requirement i should get source file comments into preprocessed file. The above command is not satisfying my requirement. I don't which options i … |
| | I'm trying to make a program that will ask the user to which file they want to sort, sort it, then output the sorted text into a user specified file. the text file will contain names and the program should make lowercase and uppercase letter the same. [CODE] #include<stdio.h> #include<stdlib.h> … |
| | Hi, I need to write a program that reads from an input file (input_equations.txt) the values of the numbers that will be inputed into a function to find the quadratic root of the 3 numbers. For example, the input file could contain: 1 0 1 1 3 -4 2 -4 … |
| | Hello, I'm designing a C++ Program for a connect 4 game. I have the matrix set up, the test to determine if there is a winner, and now I need to design the computer to go against the player. This seems to be quite a challenge. First, I need to … |
| | can someone help me how to make this one: write a program using two-dimensional arrays that computes the sum of data in row and sum of data in column of the 3X3 array variable n[3][3]. sample output: 5 9 8 = 22 3 8 2 = 13 4 3 9 … |
 | hi everyone :), i wanted to create a little program with makes the divisions of the elements of a table i wanted to create a loop which will indicate if there's a number in the table then we should c "the division cannot be made", if not we will get … |
| | Hey guys below a program that I have as my homework.I am not askign for the code, but on how the calculatio is being done.I am asking about the mathematics part.I dont understand how it is being caluclated. someone told me i need this formulas. P = (rho * g … |
| | I just want to program a proxy server for one of my academic purposes.I would be very thankful if any one can let me know a place where a simple proxy server code written in c language or some resources about proxy architecture. Thanks |
 | Hey everyone, my group and I have this finals project that we'll have to defend. It involves ASCII characters for the table. We've managed to fix the table and everything but no matter what we do, our program won't compute. Here's the program: [code=c]#include <stdio.h> #include <stdlib.h> #include <string.h> #include … |
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| | Hello, I am new to C#. What i am trying to do is this: I am taking a screenshot of my desktop (which i have done and stored in a file). Now all I need is to be able to define the parts of the image which I wish to …  |
| | this may be in any of the three lang i.e c,c++,java i have got the algo but not able to solve it :P the question is that there may be at most 50 ballons in 3D whose coordinats should be enter by the compiler and there is a shooter who … |
| | C:\John\mines.cpp(5) :fatal error C1083: Cannot open include file: 'graphics.h': No such file or directory from this code [code=c] #include<conio.h> #include<stdio.h> #include <graphics.h> #include<stdlib.h> #include<dos.h> #include<time.h> #include "events.h" #define YES -1 #define NO 0 #define MARK 1 #define DOUBT 2 int boxleft=225,minemarked=0,explode = NO,totalmine = 25; void minegenerate(int num,int x, int … |
| | Hey, I just started to learn how to program in Windows and have a problem with the very first program. It's from a C Book I have, so i guess the code is alright. Error: undefined reference to `_Z7WndProcP6HWND__jjl@16' I'm using the Eclipse C/C++ IDE; libraries (gdi32.lib) are linked, -mwindows … |
| | Hi..i need to know how i can make test with time.. I have implemented genric dynamic array with sorting algorith descending ascending and also operator overloading so ineed to test every function + sorting algorithm and it is template i do not know how to do that plz...help... |
| | My buddy runs this program fine in his C++ editor but when I run it in Cygwin after I enter 3 temperatures I get this: [B][U] 7 [main] a 26966 _cygtls::handle_exceptions : Error while dumping state (probably corrupted stack) Segmentation fault (core dumped)[/U][/B] Everything seems to be syntactically correct from … |
| | [code] #pragma once #include <iostream> /* * Author: Makhdoom Shah 4872 * Date of creation:22/2-2008 * Date of revision: * Revesion #: 1 */ using namespace std; //typedef double itemType; // need for another type, change it here template<class T> class dynarray { public: dynarray( int s = 0 ); …  |
| | Hi, i found this Function to convert any integer into its BINARY VALUE... I could not make it through.. Can someone Help me out.... I need a good explanation on how it works... Here is the code. [code=c] char *binString(int value) { static char bin[17]; int index; for(index=0;index<16;index++) { if(value … |
| | Another problem has occoured. How can I get the highlighted function to run? Whenever I run the program, the function is totally skipped. [code] void add() { int vala, valb, valc, bog=5, count; char alakazam; double log[0], vald, valf; clearer(); do { for(count = 0; count < 5; count++) { … |
| | Hi all, Can anybody help me with a an algorithm to find the maximum subset sum in an array. It would be better if the solution is of O(n). [example: {5,-2,10,-4} the maximum is 5 + (-2) + 10 => 13]. |
| | I have undergone a basic course in C Programming and I wish to enrich my programming skills by learning how to code for graphics in C and my main interest is to learn to write virus and so on. Could you please guide me what books should I need to …  |
| | hey guys I have a question on this guessing game. I want to make this game to repeat. when the guess is correct, i wanted the user to input 'y' or 'n' and if yes it should repeat. How can i do that? Do I have to put the whole … |
| | i dont know how to display the contents in my program.pls help me with this...i use 2 linked list here...1 for the bills and one for the names....i cant display the names of the employees.......if i dont pass this on friday,i will fail =(........pls check my code and encode ur … |
| | I've an old C function that calls a function pointed by a global function pointer. How do I get it to call a member function of a class object determined at run-time. It'll be complied in a C++ project of course. My main motive is reusability here. So I don't … |
| | My online class just started into arrays, and I am getting this nasty error "passing arg 1 of `show_costs' makes pointer with integer without cast". I have no idea what the problem is. If anyone would be so kinda, please help. BTW: sorry, I have a habit of naming my … |
| | I have been given a problem in which i have to write a program to find the letter frequency and the average word length of a piece of text. i've written the code to promt for and read in the text file. i'm finding it difficult however to make the … |
| | I'm working on a matrix addition/multiplication/transpose/inverse program and after entering the values of matrix A, I don't know how to call these values. [CODE] int setMatrixA(int r1, int c1, int i, int j){ printf(" Enter the number of rows:\n"); scanf("%d", &r1); printf(" Enter the number of columns:\n"); scanf("%d", &c1); for(i=0; … |
| | i have to create a calculator which i have but i cant get it to run yet. i keep getting "12: error: subscripted value is neither array nor pointer" i'll highlight it for you. if anyone can fix it please do thank you. [CODE=c] #include<math.h> #include<stdio.h> int main() { float … |
| | I have this C program which produces a .csv [comma separated variable] file, from an uploaded .txt file. The uploading part and writing the .csv file went fine, however, my problem is that the file can't be downloaded by the user. Can you tell me what's wrong missing with my … |
 | I'm trying to do something similar to this: [code] int output_type=1 if (output_type==1) char real_out[7]="binary"; else if (output_type==2) char real_out=[6]"octal"; else if (output_type==3) char real_out[8]="decimal"; else { char[20]real_out="This REALLY shouldn't have happened.\n";} } [/code] I know the coding is kinda messy but I basically want the variable "real_out" to contain … |
| | Hi i'm getting an error CODE : ERROR: E2356 TEXTSORT.C "TYPE MISMATCH IN REDECLARATION OF 'SWAP' and i am exhausted trying to fix it...if you could help me please i would appreciate it. [code=c] void sort(char* string_array[], int length) { int i; int exchange_done; do { exchange_done = 0; for … |
| | I realize that kprint takes a pointer as a parameter. I don't understand how it loops through each character when you do something like kprint("HELLO WORLD"); Can you really just increment *s to get to the next char like: s++; char c = *s; |
| | [code=c++] #include<iostream.h> #include<stdio.h> #include<io.h> #include<conio.h> #include<math.h> #include<stdlib.h> #include<string.h> void minmax(int); float max[13],min[13],array[13][270]; void main() { FILE *fp; char line[100]; char symptom[10]; float f; fp=fopen("input.txt","r"); int i=0,j=0,k,l=0; int rw_cnt = 0; int cl_cnt = 0; int len; while(!feof(fp)) { //i=0; //l=0; fgets(line,99,fp); printf("%s \n",line); // getch(); rw_cnt++; // len=strlen(line)+; // line[len]='\0'; … |
| | I'm experimenting with fgets because I heard it's better for dealing with memory buffer overflow but I am not sure of the [B]sizeof[/B] component and how to the [B]stdin[/B] part helps it to work. Is [B]METHOD 1[/B] or [B]METHOD 2[/B] in the following code the correct implementation of [B]sizeof [/B]and … |
| | help please, i have to generate a funciton which generates the squareroot of any real number! I don't know what else I can do :( [code] #include <stdio.h> #include <math.h> double squareroot(double number) { double x[20]; int count,count2; x[0] = 1; for (count = 0;count <= 20;count++) { while ((abs(x[(count2)-1]) … |
| | Hi guys, Ok so once again, I have pretty much the whole code written, but something is not working right! When I run it and select "add record", it works up until the user inputs price, then it just prints a ton of numbers and basically crashes. Please help me … |
| | hey guys How do you write and statment to input the values for the elements of array(x[i][j]) from the terminal? Do we have to use a for loop? |
| | Hello all, I am having a bit of a problem with a part of my assignment I hope you can help me out with. I created an abstract baseclass called Geometry and 3 derived classes called Box, Sphere, and Cylinder. I am having a few problems though and I hope … |
 | Well another problem, sorry for constantly asking. My program is coming along well i think, it creates the file writes the data to it but it crashes when i try to view the information. i'm not sure if its an error with my loaddata() function or my viewcharacter() function [code=c] … |
| | CAN YOU HELP ME W/ THIS? 1.) I want to create an array to store the total sales for an ice cream store for Monday through Friday. After the array is filled, ask a user to choose a day of the week (Monday = 1, Tuesday = 2, ....) and … |
| | Hi guys, Okay so lets say I've got a functions program that asks the user for a product quantity, the cost to make the product, and the selling price of the product. I want to make a function called total() to receive either the quantity and cost, or the quantity … |
| | hey guys How do u define a 2by 5 array..is it mean int t [2][5].. how do u figure out how many elements in the array? |
| | i wrote a program called trivial.c that takes an integer "time" from the command line and does nothing but loop for 5 times and sleep for "time" seconds in each iteration. the loop looks something like this : for(i=0; i<5; i++) { sleep(time); } then a file trivial.data that contains … |
| | Hi Again, Well i'm bored and i've decided to do some coding just for practice and i've decided to work on a text based RPG, its only going to be basic due to my own knowledge but i think its doable. unfortunatly i've come accros a problem already and i've … |
| | I've been having troubles in getting 2 variables from a function. I've tried to put 2 variables in a function and somewhat code it like in vb put it doesn't save it, even if i declare 2 variable as globals outside of the main. and also my loop statement is … |
| | Hello, When I have a created a socket (sd) connection and opened a file (fd). How can I send over a file? Create a buffer (char buf[BLOCK] ????)and send over block by block or so? And if so, what is most efficient block size? Cheers! |
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