[c] Forum Topics

how do i determine the winner in a game rock paper scissor ? i have 10 rounds and the one who has 7wins shall be declared as the winner but how am i supposed to do that ? great help is highly appeciated :)

Hi there. I'm writing a simple system to order certain data. Now this is the deal: I have a bunch of files with the following filename structures (stored as strings): 0000[i]_FILENAME.EXT i represents a random number. Now I want to scan whether the file has that structure, and if it …

[CODE]void main() { char a=250; int expr=a+!a+~a+ ++a; printf("%d",a); getch(); }[/CODE] what is output and plz explain it..:):)

Hi guys, A good day to you all! I am trying to bulid a simple data base but two errors at compile time apparently are holding me back from running my program. I have tried to figure them out but my efforts are are proving worthless and that's why am …

here why should we have to write [B]c=1[/B] ?? i couldn't understand the logic of writing c=1 :s... please just explain the logic [CODE]void main(void) { int a,b,c=1; a=5; for ( b=a; b>0; b--) { c*=b; } printf ("The Factorial of %d is %d\n",a,c); getch(); }[/CODE]

As far as I can tell, this is safe. It prints "Should Get Here" and nothing else, as expected and desired. In real life, CantGetHere is a function that actually IS called and does some arithmetic. To avoid a seg fault in line 14, I have a NULL pointer check …

[code = c][/code] I am trying to write a program that takes a 10 digit phone number and inserts hyphens between the 3rd and 4th digit and the 6th and 7th digit eg. Enter phone number: 5553459875 Your number is 555-345-9876 I've decided that reading the number as an integer …

[CODE]union { int a; char b; char c[10]; }u1; void main() { int l=sizeof(u1); printf("%d",l); getch(); } [/CODE] This gives the output as 10, shouldnt it be 2 + 1 + 10 == 13 ??? Can some1 explain ?

Hi Guys, Basically I have an application that reads in a .hex file and I want to be able to then sort the hex values out line by line into a 2D Array ready for further processes. Example of a .hex file [CODE]:10010000214601360121470136007EFE09D2190140 :100110002146017EB7C20001FF5F16002148011988 :10012000194E79234623965778239EDA3F01B2CAA7 :100130003F0156702B5E712B722B732146013421C7 :00000001FF[/CODE] Below code is …

SEE ATTACHMENT Please help me to print this pattern..

Hello, I am looking for some information about how high level languages communicate with the lower levels of the computer. Hope this makes sense thanks.

I currently have Ubuntu 10.10, but I could not find the code for USB driver.... it had only the makefiles ! I need the object files, c files or perl files for that driver ! How do I do that ? Please help ! :D

Hi, I'm having trouble understanding pointers and arrays. [CODE] course[] = "Numerical Methods"; printf("%c %s\n", course[6], course); printf("%c %s\n", course[6], &course[0]); [/CODE] I don't understand how the second print statement prints the same thing as the first. How does &course[0] print out the entire array? I thought it was just …

[code=c] #include <stdio.h> #include <string.h> #define MAX_input_size 100 struct RoutingInfo{ /* Structure to hold the IP entrys */ unsigned int IPDestinationNetwork; unsigned int subnetMask; int prefix; unsigned int gateway; char* interface; } entry[MAX_input_size]; int computePrefix (unsigned long decimSM){ /* computes the prefix of the Subnet Mask */ int prefix = …

[CODE]while ((userinput[0]==userinput[1]||userinput[0]==userinput[2]||userinput[0]==userinput[3]||userinput[0]==userinput[4])&&(userinput[2]==userinput[1]||userinput[2]==userinput[2]||userinput[2]==userinput[3]||userinput[1]==userinput[3])) [/CODE] If the user types ABCC, the program must show double letter....but sometimes the code up there doesn't work correctly....suggestions or fix?

I have tried to get this program to work with no luck. How do you properly use the nested selection structure? (sorry for the lack of braces, I tried getting rid of some for less confusion. Didn't think it would work but thought I might as well try :D). I'm …

How can we calculate whether a number is a power of 2 or not in a single statement without using a loop? All the ones that I can think of use loops or don't satisfy the condition. for eg. The use of XOR doesn't work as it gives incorrect input. …

The task at hand is to write a program that accepts arguments from the command line and convert them into USD. For example, take command line argument Currency EU 350, and convert in into USD. Now, please bear with me -- I may be phrasing this incorrectly, but how do …

I want to write a program where, 1. string1 is declared as char s1[80]. string2 is declared as s2[40] 2. Function needs to check that the sum of both strings is less than 80 characters prior to appending them 3. If the sum is greater than 80 characters, return a …

Hi I'm software engineering student. I know python, c, c++ and c#. It's been two years I'm trying to learn programming but somehow I still a beginner. I just know the syntax of these languages. I love Linux and open-source. I tried to learn programming in Visual Studio but my …

please tell me how to convert a sql file which contain a table into .csv file in sql please tell me whether there is any c program to do this conversion or any other program insql for doing this

Process p = Runtime.getRuntime().exec("C:\\tc\\bin\\" + prog_name , null); BufferedReader stdError = new BufferedReader(new InputStreamReader(p.getInputStream())); System.out.println("Here is the standard op :\n"); s1=stdError.readLine(); i have this code can anyone tell me how to run c program using java thanks !

Hi. I wrote a calculator that calculates the given expression (eg, 2 +3 +4-3-1), it works only if you type expression and press ctrl-d, what i have to do to display the result after pressing enter Here's the code: [code] #include <stdio.h> int main() { printf("give expression \n"); char expression; …

suppose i want to read excel contents of 123 as 'one hundred twenty three'. please provide suggestion. srinivas

It works for the first time but when it loop nothing is stored wondering whats wrong could someone help me out please? [CODE]void main () { char buffer[256] = {0}; char password[] = "test"; char c,i=0; int pos = 0; do { buffer[0]='\0'; printf("%s", "Enter password: "); do { c …

I have a file pointer which was assigned in main. In the main, I just open a file to write stuff to it. I want to pass the file pointer to several functions so that they can write to the file. In the fucntion declaration I just add: somefunc(FILE *file) …

I am making a video recording program that takes input from a v4l2 webcam and outputs to an avi file. Using gstreamer in c, I have got most of the program to work, and the file is created. I can get the pipeline to display the video to the screen, …

what main features of C are to be learnt well before starting with C++? Plz reply as soon an possible...

I am taking a step backwards in to C from C#. I am studying C# at University but feel I may be rather restricted as to what I can do later on. For that reason I would like to learn C (also to get a good idea about the real …

i was just wondering why can't i point something to void. without getting any errors like for example [ICODE] class cs_PureFunction { public: virtual void DoSomething() = 0; virtual bool CheckThings() = 0; }; class cs_EnableOverrideAction: public cs_PureFunction { public: virtual void DoSomething() { puts("Test123"); } virtual bool CheckThings() { …

guys, i am having trouble printing the LCS. This is the algorithm i am following to get the count of the LCS. [CODE]int main(void) { printf("\nThe LCS is %d",LCS(0,0)); } int LCS(int m, int n) { if(m==l1 || n==l2) return 0; if(X[m] == Y[n]) return 1 + LCS(X[m+1],Y[n+1]); else return …

I'm suppose to make a code that is suppose to check errors on inputted letters but I can't seem to get it right cause when I input something either wrong or right it still prints "ERROR" [CODE]void check(char a, char b, char c, char d,char e,char f, char g, char …

In programming terms, Is there any difference between Generate Anagrams, and Generate Permutations of a string ????

Hello, [URL="http://www.daniweb.com/software-development/java/threads/223488"]http://www.daniweb.com/software-development/java/threads/223488[/URL] I need C code for a problem in given link above. I tried to convert it to C code but couldn't do it, i'm kinda beginner. I guess it's easy problem for pro programmers so i really appreciate if you can help me out.

My basic problem is that I'm having a hard time implementing a Pthread that consists of a round robin dequeuing 4 arrays consisting of ints. Followed by a Pthread that creates random numbers with which to enqueue them with. I've written most of the code for the queue itself and …

[CODE]#include <stdio.h> #include <stdlib.h> #include <time.h> main(){ char cChoice; printf("****************************************\n\n"); printf(" FLIP!-TAC-TOE 3D \n\n"); printf(" Enter S to start the game or \n\n"); printf(" E to exit! \n\n"); printf(" Choice: ", cChoice); scanf("%c", &cChoice); if(cChoice == 'S') function1 (); else exit(EXIT_SUCCESS); printf("\n****************************************\n\n"); system("CLS"); void function1(){ char cMarker1; int i = …

Hi Everyone, this my first time. My question is how can I locate a non-ascii character in a string/field? Thanks, C

hi there ! im new to programming , i cant figured out how to determine the highest even number and the lowest odd number among three numbers in C . does anyone out there have an idea ? i badly need your help . tnx in advance :)))

[CODE]void storedouble(int *determiner, char *line, char *line2, char *line3, char *line4, char *mem,char *mem2,char *mem3,char *mem4) { char temp[4]; //store nya sa temp temp[0]=*line; temp[1]=*line2; temp[2]=*line3; temp[3]=*line4; temp[0]=*mem; temp[1]=*mem2; temp[2]= *mem3; temp[3]= *mem4; printf ("%c",temp[0]); } [/CODE] THIS FUNCTION IS TO TRACK THE PREVIOUS USER INPUT....BUT IT WONT WORK..PLEASE HELP …

I'm trying to embed python script in c in windows. [CODE] #include <Python.h> int main(int argc, char *argv[]) { Py_Initialize(); PyRun_SimpleString("from time import time,ctime\n" "print 'Today is',ctime(time())\n"); Py_Finalize(); return 0; } [/CODE] from the python documentation. I'm compiling with Microsoft's lcc. I'm getting following errors. Error c:\lcc\examples\python\pyembed.c 7 undefined reference …

I have a string that has a bunch of white space on the end of it and was wondering if there is a simple way to eliminate the trailing white space with a standard C function. I know there is one called "String.trim" but I can't use anything that isn't …

How can I change the color of taskbar in window7.

Hey everybody, I need a way to browse your computer's files from a program without the use of a separate dialog box (I'm running in fullscreen, you see). It should start from a specified default folder and list all folders (except hidden ones) and files of a specified format in …

I can't seem to "return" a value that is stored in "diff". I am suppose to give the value of diff to "int main()" to activate the void low() or void high() functions. But the program I did skips [CODE] difficulty(diff); if (diff == 'l') {low();} else if (diff == …

Ok, now I'm feeling dumb and all, but I need help on how to a print a secret random code if I said yes on cheat, and I should not let it be printed if the answer on the cheat is no(but it should still be stored in a value …

I have some programs that use the D-Flat Library. This is a DOS based library. I am looking for help with porting this library to Linux command line environment. I need pointers to documentation on how to replace the low level keyboard, mouse, video functions to the Linux command line …

hi, I want to run lkdemo.c which comes as a sample of open cv. Actually i am interested in using algorthim of optical flow in order to track movement of an object for my project but it gives error which says segmentation fault.my operating system is linux .it is showing …

The conditions for the question 1. you dont have any head ptr 2. you cant traverse as you dont have head ptr 3. its a singly link list 4. each node is dynamically allocated You only have a pointer to the node which you have to delete, and that is …

Hi all, I am currently extending a large C project with an own extension and I am stuck in a pointer/array/struct problem: The project offers a struct of this structure [CODE]struct ip_addr{ unsigned int af; /* address family: AF_INET6 or AF_INET */ unsigned int len; /* address len, 16 or …

//include files #include<stdio.h> #include<conio.h> #include<stdlib.h> #include"c:/includes.h" //stores the structures of master and index file #include"c:/function.cpp" //stores all the functions for the file primitive /* The main function input: none output:none calleed by: OS. calls: ADD_RECORD,DELETE_RECORD,MODIFY_RECORD,SEARCH_RECORD,DISPLAY_RECORD */ void main(void) { int choice; int status; int roll_no; char ch; clrscr(); printf("Enter the …