15,550 Topics
 | |
| | [CODE]#include<>stdio.h main() { int n,s=0,i=1; L1:printf("enter a range of numbers:"); scanf("%d",&n) if(n<1){printf("\wrong input"); goto L1;} while { s+=i; i+=2; } printf("\nthe sum of the series is=%d,s"); getch(); }[/CODE] the above program is meant to find out the sum S=1+3+5+7+....+N can any on explain me,the significance of talking i+=2?? |
| | Hi ! everyone. I can write small [B][I]"C" Language[/I][/B] programs, compile them in an IDE like Turbo C. But how to make a complete [B][I]Working Software Application[/I][/B] . Do i need only one .c file or many others. How to make a complete large piece of software system as opposed … |
| | Following code when executed, prints out a smiling face (ASCII equivalent of integer 2), but when the format specifier in printf is changed from %c to %d, it does not print integer 2. Any reasons why.... [CODE]main() { int i; int *c; char b[10]={1,2,3,4,5,6,7,8,9,0 }; c=&b[1]; printf("\n%c",*c); }[/CODE]  |
| | #include<stdio.h> #include<string.h> main() { int n; char aan = 'y'; while (aan == 'y') { printf("entr ") ; scanf ("%d", &n) ; printf("sq of %d is %d", n, n*n ); scanf ("%c", &aan); printf("\n want aan y/n""\n"); } } I want to make this using while loop. kindly tell me … |
| | some one help me pls.. segmentation fault for merge_sort....:( [CODE]#include<stdlib.h> #include<stdio.h> void merge_sort(int [],int ,int ); void merge(int [],int ,int , int); int main() { int i,n,a[25]; printf("enter the no of elements:"); scanf("%d",&n); for(i=0;i<n;i++) { printf("enter the element:"); scanf("%d",&a[i]); } merge_sort(a,0,n-1); for(i=0;i<n;i++) { printf("%d\n",a[i]); } return 0; } void merge_sort(int … |
| | hi... :).. I have to generate a Timetable project by useing C program. i do't have no idea how to generate the code.. so please send me some codes.. and tell some idea to generate.. with your help, i try and complete my project. Thanking you |
| | I'm doing an exercise about pointers in this C book i'm reading. This code should traverse through a linked list and there's a function that removes an entry from the list. It works, and I don't know why. The function removeEntry is undeclared int the main() function. Here's the code: … |
 | I am trying to create a program for the RSA algorithm. I have managed to get the public keys, but I hit a brick wall trying to figure out how to generate the secret key. I have tried, but the output is either incorrect or doesn't output at all. my … |
| | I have problem in this c program [CODE] #include <stdio.h> int main() { int this_is_a_number; printf( "Please enter a number: " ); scanf( "%d", &this_is_a_number ); printf( "You entered %d", this_is_a_number ); getchar(); return 0; }[/CODE] when i press ctrl+F9 the output screen appears " Please enter a number:" and …  |
| | Friends i've a question to solve... it says,i've to display a menu wer i,ve to open a file and enter a news article..the user is asked to enter keywords for that article.. in 2nd option user can search for a file by inputting dose keywords.. [I]my question is how do … |
| | [CODE]#include<conio.h> #include<stdio.h> main() { char name[20]; scanf("%s",&char); if(char=="name") { printf("u entered name"); } else { printf("not name"); } }[/CODE] but it is printing not name when im entering name plzz check for the problem |
| | [CODE]#include<stdio.h> int main() { char ch; if(ch = printf("")) printf("It matters\n"); else printf("It doesn't matters\n"); return 0; }[/CODE] Here according to me, the expression inside "if" will be true becoz we have used "=" sign and not "==" sign. but the output is "It doesn't matters".how is it so? |
| | I was installing Turbo C on my PC and it says "Make sure you insert \TC\Bin into your DOS path". Now how is that done. |
| | [CODE] #include<stdio.h> #include<conio.h> #include<string.h> int x; char name[20]; main() { printf("Exercise no. 10 ESN 211-9A MWF 7:30-9;30\n\n"); printf("Enter your age:\n"); scanf("%d",&x); if (x<18) printf("UNDERAGE!\n\n"); else if (x==18) printf("STUDENT LICENSE POSSIBLE\n\n"); else printf("PROFESSIONAL LICENSE AVAILABLE\n\n"); printf("Enter the result of your drug test: \n"); scanf("%s",&name); if ( name == "positive" ) printf("HOLD … |
| | I don't really know where to post this thread but since my code in creating the firmware is in c, I'll try my luck here. I have an application that basically appends all files (u-boot, kernel, rootfs, etc.) into one bin file which forms my firmware file. I'm having a … |
| | Hi, i would like to know if there is a function in c that allows me to search for a specific character in a file, and how to use it. Thanks in advance |
| |  |
| | I got some problems with my program here. There are lots of lacking in my code. Hope you can help me with this guys. I'm still a student. Here's the problem: A program that prints figures of (*): 1. Displays a menu [1] Figure 1 [2] Figure 2 [3] Figure … |
 | This program I wrote is supposed to restart tor, wait 5 seconds, then look for a PID number using regex. It compiles and runs fine but the regex logic never displays "good". I'm confused. [CODE]#include <sys/types.h> #include <regex.h> #include <stdio.h> #include <string.h> // gcc -o tor_restart tor_restart.c // chown root … |
| | Can someone help me to create a syntax for a christmas tree... (the christmas tree must be like the shape of a true to life one) thanks. |
| | Hello. My whole code is bellow and I getting the error message: {"responseData": null, "responseDetails": "Suspected Terms of Service Abuse. Please see http://code.google.com/apis/errors", "responseStatus": 403}. Do you have some suggestion? [CODE]#include <fstream> #include <vector> #include <iostream> #include <sstream> #include <string> #include <stdio.h> #include <stdlib.h> #include "/usr/include/curl/curl.h" #include "/usr/include/curl/easy.h" size_t write_data(void … |
| | [code] #include<stdio.h> typedef struct node { int data; struct node * link; }n; void addatbeg(n *); void display(n *); n* first=NULL; int main() { int ch; printf("%u",first); while(1) { printf("\n enter 0 to terminate else any other key"); scanf("%d",&ch); if(ch==0) break; addatbeg(first); } } void addatbeg(n* first) { int ele; … |
| | segmentation fault...:( some one help me pls.. [CODE]#include<stdio.h> #include<stdlib.h> #include<string.h> int main() { char a[50]; char *x[10]; int i,j,n; char *temp; printf("enter the no of strings:"); scanf("%d",&n); for(i=0;i<n;i++) { printf("enter the string:"); scanf("%s",a); x[i]=(char *)malloc((strlen(a)+1)*sizeof(char)); if(x[i]==NULL){ printf("malloc not done"); exit(1);} strcpy(x[i],a); } for(i=0;i<n-1;i++) { for(j=0;j<n-i;j++) { if(strcmp(x[j],x[j+1])>0) { strcpy(temp,x[j]); strcpy(x[j],x[j+1]); … |
| | I have been trying to support certain built in commands such as 'cd' and 'help'. If I do 'ls' or 'mkdir' it executes them fine and they do what they are supposed to. If I type the command 'help' I get a segmentation fault and if I type 'cd' it … |
| | please help me understand when does one use *n=m and when to use n=&m [code]int *n,m; *n=5; m=2; *n=m;[/code] //gives an error  |
| | I'm Using [ICODE]fwrite[/ICODE] to print the contents of a sturcture in a file. [CODE] #include <stdio.h> #include <stdlib.h> struct com{ int code; char* name; }; int main() { struct com py[2]={{21,"Monty Python"}, {22,"Python lang"} }; FILE * fp; if((fp=fopen("data.txt","w+"))==NULL) exit(1); fwrite(&py,sizeof(struct com),1,fp); /*int i; for(i=0;i<2;i++) fprintf(fp,"code:%d,name:%s\n",py[i].code,py[i].name); */ fclose(fp); return 0; … |
| | I was trying the following TSR which is supposed to capture interrupt no.8 and change screen color every 10 seconds. But either the linker shows a "not enough memory" error, or, nothing appears to happen. Also the program does not seem to be entering the function our(). Please help... [CODE]#include … |
| | Hi there, I am not able to visualize what this code exactly creates in the memory, though I can understand that this is array of pointers: char *dic[][40] = { "atlas", "A volume of maps.", "car", "A motorized vehicle.", "telephone", "A communication device.", "airplane", "A flying machine.", "", "" /* … |
| | Can anyone help? New programmer trying to write Program that prompts user to enter name of file to display on screen. User is given to option to display another file until the user ends program. it is not working and. After compilation when 1 is chosen it scroll the question … |
| | [B]Input[/B] The input begins with two positive integers n k (n, k<=10^7). The next n lines of input contain one positive integer ti, not greater than 109, each. [B]Output[/B] Write a single integer to output, denoting how many integers ti are divisible by k. my code is......... [CODE] #include<stdio.h> int … |
The End.