15,552 Topics
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| | Hi I am facing one small problem please send me suggestion for that Problem as follows I have written one code in C for 8051 to use one port as input port & other one as out port.This is done by push button.For example I use P1.0 as in put …  |
| | I need help to make this run as a c program. I am better at writing c++ code than I am at writing c code. I had this working as a C++ program and I trying coverting it to C. This program must perform a topologic sort of a graph. … |
| | Hi, I want to create multiple executables corresponding to their .c files in one target rule. For example, I have prog1.c and pro2.c, how do I create the executables prog1 and prog2 from just one target? By target I mean something like this test: [I]dependencies[/I] [tab] [I]command rules[/I] Thanks in … |
| | Hi guys, I've got a simple bool 2D array that is set to false by default. I'm filling it with random 'true' values. I am then trying to make it symmetrical i.e. array[i][j] = array[j][i] However, this doesnt seem to be working and I was wondering why. I've been trying …  |
| | hi every body i want array concept in programming why we use arrays in codes and etc |
| | Hello you guys, Would anyone like to give me suggestions on how to make a code for the following pattern? Please note that the numbers arent part of the pattern, they are just a guide for row and column. * * * * * # # # 1 * * … |
| | hai friends this is yugandhar, i want to learn c language so i want install c setup, wile iam installing the setup file is not installing proprally but right now iam using vista operating system can u help me any one, if u have any c language setup file send …  |
| | You can insert a no. at any pt. in this program. here is the code: #include<stdio.h> #include<conio.h> #include<process.h> #include"goto.c" void line(void); void cross(void); int main() { clrscr(); int a[9][9]={8,6,7,5,4,2,3,9,1, 4,3,2,9,1,8,5,7,6, 9,5,1,7,6,3,4,2,8, 5,2,9,6,8,4,7,1,3, 7,4,8,3,5,1,2,6,9, 6,1,3,2,7,9,8,5,4, 1,8,5,4,2,6,9,3,7, 2,9,6,8,3,7,1,4,5, 3,7,4,1,9,5,6,8,2}, b[9][9]= {8,6,' ',' ',' ',' ',' ',9,' ', 4,' ',2,' ',1,' ',5,' ',' … |
| | i have an assignment which let the user writes into the terminal -linux system- any command and i should take this command he wrote to execute it using fork and execvp() i already can fork a child .. but cant pass parameters to execvp cuz i can't understand what these … |
| | /* A Program testing for rational number*/ #include <stdio.h> #include <stdlib.h> typedef struct rational_t { int numer; int denom; } rational_t; int gcd(int a, int b) { /* To reduce the rational number to its lowest form. */ if(b==0) return a; else return gcd(b,a%b); } /* r_init: Creates rational number … |
| | I want to write a C program to test whether the character is uppercase, lowercase, digit or special symbol. [code=c] void main () { char ch; printf("\n Enter any character from the keyborad"); scanf("%c",&ch); if (ch>=65&&ch<=90) printf(" \n the character is uppercase); if(ch>=91&&ch>=122) printf(" \n the character is lowercase); if(ch>=48&&ch<=57) … |
| | In this assignment you to implement a short C program that works with factorization of integers. You will write a C program that computes and prints out the sum of all natural numbers below 100,000 that are multiples of 3,5 or 7. In Detail If you are asked to sum … |
| | Hi, i'm keyuri from g'nagar. I want help for solving my 'c' programming exercises from book |
| | Hi, I am writing a C code to add two matrices. I want to take input with a feel of real martice, some thing like 1 2 3 4 5 6 7 8 9 but the Scanf function automatically enter EOL and hence my input looks some thing like this, … |
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| | Hi, I don't understand the if statement here. Can anyone explain how the execution of if loop will proceed. Why are we using || and && operators here. #include<stdio.h> void main { int year; printf("Enter the year: "); scanf("%d",&year); if(year%400 ==0 || (year%100 != 0 && year%4 == 0)) { … |
| | Hi, I'm an IT Engineering student and I have the task of doing, in C, a function that does on linux the equivalent of the 'locate' function. Can someone help me? I need ideas for how to read a file system! How can I list directories (to a string or … |
| | Hello you guys, Would anyone like to give me suggestions on how to make a code for the following pattern? * * * * * # # # 1 * * * * # # # # [B] ROW [/B] 2 * * * # # # # # 3 … |
| | Hi there, I am trying to read integers from a file and store them into an array but I have no idea how to do it. The file is a text document whos contents are arranged like an adjacency list. Here is an example file: 0 : 2,4,5,6,10 1 : … |
| | Hi, im creating some program, which reads number from stdin, and save them into variable X, but how can i make condition that program will print error on the screen if X is not number [CODE=c] #include <stdio.h> #include <stdlib.h> #include <ctype.h> int main() { float x; while ( (scanf("%e",&x)) …  |
| | as a bigginer in c , having problem in understanding basics that how to develop programs with use of functions |
| | who can tell me what the use of "\n" is? and what the difference between [CODE]scanf("%d",&j); [/CODE]and [CODE]scanf("%d\n",&j)[/CODE];?  |
| | Hi, I am trying to read the following information from a text file and save it a binary search tree. The data are: [CODE] Toyota 1.3 Solid 33,235.04 3300.00 Nissan1.3 Solid 38,235.04 3300.00 [/CODE] [CODE]struct Node { char model[50]; char colourType[20]; double price; double deposit; struct Node *parent; struct Node … |
| | Hi all! Please somebody explain me how this snippet is working!! [CODE]main() { float a 4.379; char*p; int i; p=(char*)&a; for(i=1;i<=3;i++) printf("%02X",(unsigned char)p[i]); } [/CODE] |
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| | good morning to every one....... How to use the %n in scanf () & printf()? ..explain in thoroughly with examples... thanking you for giving answer  |
| | [CODE=C] #include<stdio.h> #include<conio.h> #include<string.h> int main() { //int a[10]={2,5,1,7,0,10,145,14,15,9}; int a[10]={1,2,3,4,5,6,7,8,9,10}; int tem,i=0,j,isTRUE=0; for(j=0; j<10; j++) { if(a[j]<a[j+1]) { isTRUE=1; break; } isTRUE=0; } if(isTRUE) printf("inorder\n"); else printf("ASEorder\n"); getch(); return 0; } [/CODE] Here's my source code about checking an array is ordered or not But it didn't work properly, … |
| | I want to know is there a complete divide function in C standard library that retrieves the quotient as a float number. in fact I want the remainder to be zero or be as next to zero as possible. Is there such a function? Thanks, |
| | I am new to C++ and am writing a program that will call other functions. I keep getting an error for a undeclared identifier for "vowel" in this section of code. Can anyone help? #include <iostream> #include <iomanip> using namespace std; void generate_random_vowel(char &vowel); int main () { char vowel; … |
| | Hi all, I have the static variable g_listItem which is the header of the link list. I have created the generic API which will be used by other module and every time this API(add_info_node()) is invoked I want to want the node to this single link list which I declare … |
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