19,876 Topics
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| | Any of you knows a way to solve Power cricis [Click Here](http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=24&page=show_problem&problem=87) So fare i've found this code but i doesnt help much as it takes N as input(13<N<100) and return an M so that the last one standing is the 13th city. int main() { int N, M; struct … |
| | a company pays employees gratuity on retirement that can be computed using the formular: grayuity= (salary x fixed rate x number of years worked) + one month salary. formulate an algorith that can be used to calculate the gratuity and write a c++ program that can be used for the …  |
 | hi, after a long time been posting in this forum.I am trying to manipulate newtons divide difference formula ,actually like this [see it here](http://www.dailyfreecode.com/code/newtons-divided-difference-method-2381.aspx) **but in a different manner** .but my code is not working.i am getting disgusting values in my table.can any one please check the errors and tell … |
| | Hello, I am trying to start implementing functions from a class into my Calculator just to get used to the idea of it. when I tried calling for my min max functions into my calculations function it is spitting out an error arguement of type "float" is not compatable with … |
| | hey guys I need help with this I have no idea how to work this out please help me with like atleast the starting coding i am trying to google too but i cannot find any info on this. ***"char * copyString( const char * s ); copyString returns a … |
| | Hey guys! It's been a long time since I visited daniweb,but I need some help understanding something.A friend of mine gave me problem to solve, but the assignment is strange,I can't seem to find the actually meaning of what I need to generate as an answer.Here goes: By a given … |
 | I am doing code for CAESAR CIPHER. I need to built a histogram or frequency distribution for the output. I thought that finding out the frequency of the ASCII code, then print the frequency with * by using loop. But my code din't have array, can't do ++freq[c[i]]. I have …  |
| | Hello, i have create a human tree, the only remains is to get the codes in Huffman tree (0-Left, 1-Right) How i can traverse the tree and for every letter-weight in tree to get the path of 0101 How my code works ***1st Part - Nodes Initialisation*** - Create Tree … |
| | hello friends i wanna know is this algorithm for Travelling salesman problem (TSP) correct ? if isn't help me for correct algorithm plz ? tnx int tsp(int **adjMatrix, int numberPoints) { for (int i = 0; i < numberPoints; i++) for (int j = 0; j < numberPoints; j++) for …  |
 | Can someone point me towards a dead basic, complete example of a hash table utilising chaining? I've got a working hash function, I am just getting really frustrated with not understanding what I don't understand with the setting up of the hash table. All the examples on the web I've … |
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| | So I just started a "C" class and I've done my first few assignments but I feel like I'm over complicating the codes by using to many if else statements. Here's the assignment and my code. Please let me know what you think: [B]Write a program that asks the user … |
| | Hi, I am trying to write a program which read a certain input in a particular format and then gives an ouput. I wrote a code to read the file. Input is something like this. X 20 60 80 90 X 78 98 97 96 X 34 35 43 23 … |
 | FUNCTIONS the question is as follows: write a function, ComputeAmount, that takes as input the quantity of an item and the item unit price, and returns the net amount to be paid by customer. my program is working correctly please advise me what i did wrong here are the codes: … |
| | i want to write a sever application.my sever have some service to client. some of the answer of my server is long(transfer file) and some of them is short(list of online client). when server transferring file to a client , other client request to get online client list. i want … |
| | Hello everyone. I have to connect to a running server on another host [COMPLETED]. Then, I have to perform a webchat with any chosen single client in the server and I have some questions about that. I am able to connect to any chosen client in the server, I am … |
| | write a program that prompts the user to input a positive integer , if the user enters zero or a negative value for nu, it prompts user to input num again and repets this process untill unser inputs a correct value. it then display the sum of the numbers 1 …  |
| | Can we declare objects of type Person, when Person is a class? |
 | Yeah, basically I'm asking if anyone could either walk me through a solution of a problem, or if it would be easier to simply do it themselves. I'm "taking" a C class, and would love it if I could get pointed in the right direction with a certain problem. All … |
| | (i)Write a function in C Programming Language, isEven(), that takes an integer value as argument and returns 1 if the latter is even, otherwise returns 0 (zero). (ii)The function isEven() is saved to the file 'usefulfunctions.h'. You are required to write a C program that allows the user to enter …  |
| | Hello everyone... I've searched a lot for this but i can't really figure this out. My project consists of 5 .c files and 4 .h headers. all in the same folder. I compile them separately succesfully but when it comes to group compiling (gcc -o progname and all the code … |
| | Quick sort is a faster way to sort a given array by recursion The algorithm goes like this: it first takes some index element and seperates all elements lesser than this with larger numbers then places this element in right place and does the same thing with all other |
| | Hello, I need help with a program that reads in a string, detailing the occurrence of each variable. So far the program reads a string and shows the number of times each variable occurs (letters only). The program is based of keyboard input, so I was wondering if anyone could … |
| | What will be printed as the result of the operation below: #define swap(a,b) a=a+b;b=a-b;a=a-b; void main() { int x=5,y=10; swap(x,y); printf("%d%d",x,y); }  |
| | Write a function (seat_type) that reads an input from the user that represents a seat class. The user should enter F: for a first class seat, C: for a business class seat, or Y: for an economy seat. The function should validate the user input to accept only F, C, …  |
 | Write a C++ program to compute and display a person's monthly salary as determined. If the status is Technician the person receives RM70 perday for 26 days work in a month. If the status is Lecturer the person receives RM200 perday for 26 days work in a month. if the …  |
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 | I'm working on a struct array and I need to dynamically delete elements from the struct. I have the added dynamically but I've run into some issues with deleting. I've researched different methods and tried a few. I found that one from here works, in that it will delete the … |
 | I am used to c++ straight forward winAPI functions, but decided I need to learn c# and this whole .NET stuff since I'm stubborn like that. What I'm wondering is how do I set an HWND ? In c++ I would use something like HWND hwnd1 = FindWindow(0,"Title of the … |
| | hi all; i have run this code and the first read and write work correctly. but and the second one is missed. the output log is: freez@JALALI:~$ ./a salam8a okok2freez@JALALI:~$ #include <stdio.h> int main() { write(1,"salam",5); char a[2]; char b[5]; read(0,a,2); if(a[0]=='8') {write(1,"ok",2); read(0,b,5); write(1,"ok2",3); } return 0; } |
| | **Here is the assignment:** Write a C++ program to calculate and display the number of primes in the first 50 “chiliads”. Your results should be exactly as presented below, under testing. Design Considerations: I think you will find your program easier to structure and write if you break it down …  |
| | We have a packet capture function which is as below. The issue now each of the hex value of packet I read and concat into a char *hex2Value using this code below. I would like to know is this the most efficienct method to concat all into one single string … |
 | Hello all, I was hoping You could help me with this. The code below is for the login screen in my project. the data is selected from UsersList (UserID,FirstName,LastName,UserDOB,UserUsername,UserPassword,UserAdmin) What way can I modify the "cmd" command to check if the value for UserAdmin is true and display a message … |
 | The mini-supermarket already has a list of product names and their corresponding type (soap, oil, milk, cheese, etc….) included in it initially. The user menu displays the following operations: (Hint: Use the function gets to read an array of characters including spaces) - Insert a product (name, type) - Display … |
| | [code] #include<stdio.h> #include<conio.h> #include<string.h> void main() { char str[80],temp[80],word[20]; int i,j=0,c=0; gets(str); gets(word); strcat(str," "); for(i=0;str[i]!='\0';i++) { if(str[i]!=' ') { temp[j]=str[i]; j++; } else { temp[j]='\0'; if(strcmp(temp,word)==0) c++; } } printf("%d",c); getch(); } [/code] now my problem is that it is counting only the first word.. what's wrong with the … |
 | can anyone explain me the all precison and exponent, significant bits which double can handle ? i am not getting it. wiki says it has 53 bits significant bits and 11 exponent. am a little bit confused. can anyone explain me ? (in their own way) thanks alot. although i … |
| | hi. i create a server and client and i have a text based connection between them. firstly client sends a message to server and client gets the answer but after that client sends another message to server and when client wants to get the message, it shows empty message. important … |
| | hi. i have problem with following code: when i give address directly it works correct but when i get address from command line, it does n't work. int main(int argc, char** argv) { int size; int fd,fd2; char buf[10000],buf2[10000],FileAdd[10000]; size = read(fd2,buf2,10000); //char *FileAdd = malloc(size); strcpy(FileAdd,buf2); if ((fd= open(FileAdd, … |
| | Please help me with this code. when i tried to run it, it doesn't continue to this part "printf("\n\n Money: ");" but when i tried to change the data type of money to integer it does continue, but i need a float data type. please help, thank you. #include<stdio.h> #include<conio.h> … |
| | im trying to send image from one system to another(client server model),it works fine when i use loopback ip address(same machine as both client and server) but when trying to send to another system,the gimp doesnt recognize the image and displays an error after receiving the image... here is the … |
| | private void update() Int64 sum = 0; sum = (!string.IsNullOrEmpty(Request.QueryString["Id"])) ? Int64.Parse(Request.QueryString["Id"]) : 0; if (sum != 0) - Here in Debug mode, i get this condition is false and equals 0 { var context = new myDatabase(); var s = context.myTableName.FirstOrDefault(c => c.Id == sum); if (s!= null && … |
 | Huffman Code In this assigment, you need some text files. Click HERE to download some. In this assignment, you are to implement the Fixed-length Huffman coding that we learn in the class. You should perform the following: 1- Huffman Encoder. a. This is a C++ program that reads as input …  |
| | **I am trying to read the records from and to a CSV file in C. Of course i want to stop when I have read all the records. If I use a for loop it works perfect except I have to know how many records there are. if I change … |
| | can you tell me the approach that i have k*n nodes where k,n are integers and no two adjacent nodes can have same colours and i want to colour the trees with n colours. (i am making trees not graphs.) thanks. any help will be appreciated. |
| | i have tried so much to understnd this problem but can't able to get it.. plxx tell me how it will b solve or atleast give me syntax.!! this is the header file that i had made.. // A 2-dimensional point class! // Coordinates are double-precision floating point. class Point …  |
 | I am looking to finish up this program for class. I'm lost when it comes to arrays and I've read all the course work, the book, etc. The question is how do you increase an array element at the position? using namespace std; int main() { int quantity[4][5], warehouse, product; …  |
| | Please read this whole post before commenting. I am new to programming in C. The problem I have is from Kochan's "Programming in C," Chapter 6, Exercise 6. The problem states that I need to take user input (some integer) and display it in english. Ex. User inputs "123", output …  |
| | [Click Here](http://answers.yahoo.com/question/index;_ylt=AlQJPiETIJOaaftERf6r1l7sy6IX;_ylv=3?qid=20130507233149AAQXvZ6) answer this please... |
 | i would like to have the ability to tell the player they cannot go that way if the exit does not exist the rooms are in a text file that is read in, i know i should use a if function but dont know where to put it, any help …  |
 | The full structure of a C++ program to compare two strings and check whether they are equal |
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