[c] Forum Topics

I have a question on how to program my nested loops. This is the output i am supposed to have. Enter the number you want to sum to: 8 0 = 0 0 + 1 = 1 0 + 1 + 2 = 3 0 + 1 + 2 + …

I can't get this correct for the life of me please help!! one part (the one thats wrong) says to write it to determine the day of the week for a given day. I don't know how to do this?

Hello, My name is Bill I go by Alfarata (don't ask). Allen Bradley PLC programming by trade I sometimes dabble in other formats to complete a project. I'm sure to have some questions since my newest project requires some C programming., any assistance is greatly appreciated.

so i have 4 integer that are int m = rand() % 3+ 0; int n = rand() % 3 + 0; int x = rand() % 3 + 0; int y = rand() % 3 + 0; and i want to random in 0-3 range so how can i …

i would be plzed that some1 tells me why doesn't my program run?and gives this massege [COLOR=Red]"could not creat process!"[/COLOR] [CODE] #include<stdio.h> #include<stdlib.h> #include<conio.h> struct list { char alph; int freq; }; struct list a[256]; /////////////////////////////////////////////////////////////// int main(){ int j,m,f,k; FILE *fin; char ch; clrscr(); fin=fopen("a:test.txt","wt"); printf("\n enter characters($ for …

I am having a problem with my make I ran the make depend with no errors but when I ran the make it it gave me an error of ld fatal library -llog_mgr not found.

Hi everyone, I need to write a compiler with Yacc that will basically perform minor algebraic commands. Here is the code so far for the Yacc part. [code] %token INTEGER VARIABLE READ WRITE %left '+' '-' %left '*' '/' %{ #include <stdio.h> void yyerror(char *); int yylex(void); int sym[26]; int …

i have to write this program Create a simple game program that guesses a number. Ask the user to think of a number between 0 and 7. Then ask three yes or no questions and a binary search to discover the answer. Input and guard the users answer with an …

Hi All, I have a build an application which uses file names from a directory. to get these file names I used the following code from MSDN. FILE * fp; String *extension; // Create a reference to the current directory. DirectoryInfo* di = new DirectoryInfo("C:\Sachin"); // Create an array representing …

Hi everyone, I need to write a compiler using Yacc and I have encountered a problem. Since some of the code is C i thought I would try here. The problem occurs at one line in the following program. Once running, everything runs fine till this line is hit, then …

Is there any books you guys know of that someone like me that dont know anything about programming can use C++/VB what ever something that is quick and easy to understand. Something really simple something you guys can recommand. Thanks again

hello! I am a newbie and probably dont know much. I need to implement a 1-bit adder in c/c++ and then combine this 1-bit adder to make 32-bit adder. I shall be really grateful if you can help. Regards, Siddharth

can any one give me C program for ROUND ROBIN ALGORITHM . please needed urgently

Just to attract your attention. :cheesy: :lol: :cool: ;) Here's the problem: I have this string "flames". Then I get a number from earlier part of myprogram. Let the number be 4. Now 'm' is the 4th character. This should be removed. Then the remaining string is "flaes". Now 'e …

Hi, I hope I'm posting this in the right place. I'm trying to develop some code to mark the DSCP field of all packets using the MS Traffic Control api. From looking around this seems to be several years old but I can't find any code examples or useful information …

I'm having trouble with syntax errors before "else" when I compile My code looks like this: [CODE]if (x == 1) { statement1 else if (x == 2) statement2 else if (x == 3) statement3 } else statement4[/CODE] It gives me the errors on the middle else's. I know its something …

Hello, I'm new to this site and this is my first post. I got an assignment where I have to do a QuickSort on 100,000 numbers first and then combine QuickSort and BubbleSort so that the BubbleSort comes in for the last 1,000 numbers. The information is to be exported …

I have a program for a 5-way sort merge. I can get the program to read from the original file of 1,000,000 records and write them to 5 tempoary files (File0 thru File4). Then, I am suppose to close the temp files (Files 0 - 4) and open them as …

Alright, the book gave me a definition and I get it...I know what it supposed to do but I have no clue on how to use it... well...the book says I can use it as power(base, exponent) = base*exponent alright, lets say i have a program looping 30 times... then …

How can I use this to find out if the number I imputed is odd or even???

I am writing a program in C not C++ how do I allow the user to input a name for the file, but not the extension. I will use the extension .csv always.

Hi, I'm trying to play with classes and I'm having trouble with a theoretical problem. I've create a 'Log' class, who creates and writes to log files. I was able to overload the << operator so that I could write to my log as follows: `Log logOne("log.txt", true, "\n" );` …

hello guys. :confused: just a question about vectors: (sorry if it seems stupid, but i really don't know much about vectors) is it possible to return a vector or a pointer to vector from a function? if so, how? thanks in advance.

I got some help on here earlier (thanks if you are reading) and its looks much better, but it still says sytex error at line 69 sidentifier "display_balances" Please, what is wrong with this function, or is something else interferring. Thanks. Will

Hello all I have a problem at hand. I need to work on a C code which will read multiple images in RAW format (greyscale) and do an AND operation of corresponding pixels of all the images. Can someone help out on this? I am a novice and would definitely …

Hi Guys/Gals, Is anyone of you using/reading the above book by Robert Sedgewick? I am trying to write some graph algorithms using C and trying to learn it using the above book. Having some problems. It would be great if you are also using the book or have already mastered …

I need to write a string field-char customer_name[20]- in a structure data type to a file using fprintf,fscanf,scanf. I failed to use the below syntax. Please I need to not go outside scanf,fprintf,printf . /* Book name : The prodessional programmers guide to C File name : E:\programs\tc\iti01\ch09\main\01setupm.c Program discription: …

[URL]http://www.astercity.net/~28im42ga/test2.rar[/URL] i`ve got a problem for most of You it`s probably very simple so PLEASE help me!! i`ve made a modal window but any buttons placed there don`t work, it`s possible to click on them but nothing happens, the source code is not called here is an exapmle source code: …

I have a structure set up from some earlier help. Now when I try to write the data to the disk I only write zero's. I have no idea what I have done wrong or why this is happening. I realize this is not the complete program but shows the …

I have to apologize to the moderators that I was not sure where I should post my question. So if this is wrong fourm feel free to move it to a more suitable place, thank you. First of all I like to thank everyone here for their help in last …

hallo reader, I ve been trying to improve my algorithms skills and tools lately. So, i ve read about the big O and little o notations, but i couldnt really get them Especially the little o.. so if you could explain them or even direct me to a link where …

Hi, does anybody have an algorithm in C that approximates the probnorm functions that one finds in SAS, for example. I'd hate to build the table from scratch. Probnorm function is the P(X <= x) where X ~ N(mu,sigma^2) So, Probnorm(1.96) = 0.9750 and so forth. Moderator edit: No requests …

hi guys! please help me... :cry: i really don't know how to do this... part of the specs in my program is to show values after i used some formulas...but i need to make it such that i can scroll down/up to view my results, since i'll need to display …

I have to define a class for equilateral triangles. The triangle should be defined by a center point (x, y) and the length of the sides. The class should have a constructor which allows defining the triangle, a constructor with no arguments, and member functions for the x coordinate, y …

Hi, I wrote a program in C and when I compiled, got the following message (word for word): Error: Unresolved external '_EDGE' referenced from C:\Graph\Test1.OBJ The funny thing is that the error is not the usual compiling error that tells me which line of my program has the error. That …

I am writing a Win32 Console application and I need to change the font size to 18x10 pixels. I think this can be done with a function in windows.h but Im not sure which one or how to do it.

Hello everyone, I'm doing my bca 4th semester. I have to do a small project in c. I'm supposed to develop an editor using c. I need help. I've no idea how i can do this. I just have one month time. It can be anything like text editor...etc..etc. All …

i am trying to make a program that displays to the screen the prime factors of a given number. i have it all the way to the prime number checking i dont quite understand how to extract the prime numbers any help would be much appreciated

should i use [COLOR=Green]#define[/COLOR] or [COLOR=Black]const[/COLOR] in declaring constant variables?? which one is better? when should i use [COLOR=Green]#define[/COLOR] or [COLOR=Black]const[/COLOR]? for example when i declare a hexadecimal (0x01), should i use [COLOR=Green]#define [/COLOR]or [COLOR=Black]const[/COLOR]?

hey all, my problem is this, i recently learned how to play a midi file in the code snipet area. but i couldn't figure out how to get the program to switch sound files when i want. idealy i would like to have one file start out in the beginning …

How would I find the highest salary salesperson of a list of salespersons

How would I go about making a loop to search through the entire RAM? For the purpose of finding lost data, or saving it to disk for later examination...(i'd like to code some sort of ram viewer similar to a hex editor). Thanks!

I am creating a program that automatically inputs a file into it simply by the user entering a name. the program then marks the file by incrementing a counter everytime a key word is found. I think is can be done by string find but i'm not sure how to …

Hello, i want to write a program to print out a table showing time in 0.1 sec, soldier’s position, arrow’s position, and the distance in feet between the arrow and the soldier every tenth of a second until the arrow hits the soldier or he escapes, if he was X …

I want to create a program and send the information i come up with to a data file which already has something in it for Ex. in my data file I have student names and other stuff and in my program i'll find the letter grade of the numeric score …

I m trying to design a animation like code....somewhat like object is moving from one place to other.....i need just to clear out any specific portion of the screen...is there any command in C for such ....and if not wat else i can do to erase a specific portion ?

alright, this program i wrote pops a menu up letting me choose one of the four options, after i choose an option, and it does that function, how do i get the menu to pop back up again so the user can choose another option? instead, my program does the …

First, let me say I am NOT asking for someone to write this program for me. I have to see how functions and operations are used in programs to learn to use them in my own program. And I need help understanding how to use rand() in the program I …

hi all am having hard times since yesterday trying to solve this problem. Declare the following two integer lists: int a[] = {5, 8, 4, 1, 7}, b[] = {12, 3, 15, 6, 23, 1, 2}; int sizeA = sizeof(a)/sizeof(int), sizeB = sizeof(b)/sizeof(int); list<int> list1(a, a+sizeA), list2(b, b+sizeB); Use the …

is this program i wrote so far going to store all the data entered by the user correctly?, i dont really understand structures completely yet. i think my cin statements need to store them differently to reference the structure. my code: #include <iostream> int main() { struct students { char …