[c] Forum Topics

Hello, Though I have done this question without string functions but can anybody give me short algorithm for this. Here is the question: Write a program that reverse the words in a sentence: Enter a sentence: *you can cage a swallow can't you?* Reversal of sentence: *you can't cage a …

Hi I have the following code which is giving an error while trying to use scanf with it. Please help resolve uint16_t x[3]={1,2,3}; uint16_t y; printf(" %"PRIu16",y); (works) printf("Enter a value for y: "); scanf("%"PRIu16, &y); warning: format '%u' expects argument of type 'unsigned int *', but argument 2 has …

Help, I am getting a segmentation error. Basically I need a function to print out certain elements of an array. I have created the functions displayArrayVal1 and displayArrayVal2. x_array and y_array are both global. Where am I going wrong? #include <stdio.h> #include <stdlib.h> #include <string.h> #include <inttypes.h> uint16_t x_array[8]={1,2,3}; uint32_t …

I have a lot of problems understanding the concept of size_t and will really appreciate if anybody can help me understand the concept. I searched a lot on the net and went on a multiple forums and answers ranged from "it's an unsigned integer type" to the more bizarre "it …

What is a new project programming ? Is it better writting code in separate files which they can combine together ... rather that making ine file that includes all the other .C files ? At last... if i have 3 files .. for example: **File one:** // * Filename: setadt.c …

hi there, i also have an emergency home work it about Fibonnaci recursive the Output is should be like this : -------------------------------------------------- First number of the fibonnaci : 3 The Fibonacci Lines are : 3 4 7 11 18 29 ... ---------------------------------------------------- i want the result is until 10 lines …

I tried to run ./configure on a small program that the Linux book I'M reading instructed me to download and I got the error "no acceptable C compiler found in $PATH" I then tried to run atp-get install gcc, but then I got "unable to locate package gcc". Any dieas?

A fest called "Technothon" is going to be held in my college. In this fest, CEO's of large MNC's are invited. I am to present a project in front of them. So, please suggest some project ideas.. "C" language is my strong point. But i have got no idea about …

Hi, I am facing difficulty in removing a node from linked list. For example I am having four nodes having integers (10) (20) (30) (40). I need to remove second Node that is 20 from linked list. What i was trying to do is I am maintaining two pointers to …

**I have about 54 errors and I have no idea why. I've been looking through it and I see nothing whenever I change anything, more errors that are related to previous** 1>------ Build started: Project: TESTERPROJ, Configuration: Debug Win32 ------ 1> blank.c 1>c:\users\pauline medwinter\documents\visual studio 2012\projects\testerproj\testerproj\blank.c(33): error C2122: 'long' : …

N 10*N 100*N 1000* N 1 10 100 1000 2 20 200 2000 3 30 300 3000 4 40 400 4000 5 50 500 5000 6 60 600 6000 7 70 700 7000 8 80 800 8000 9 90 900 9000 10 100 1000 10000 Hi, [code=c] #include<stdio.h> int main() …

Hi I am looking for some information regarding VT102 escape codes. Are there any tutorials on this anyone can recommend? Basically, what I need to do is overwrite these print statements within the for loop to my screen: for (int i=0;i<5;i++) { printf("Enter the current price of the product: "); …

I'm a sybca student. and till nw i kw c,c++,RDBMS,D2K,data structure. can i able to develop a software using this skills? if yes then plz tell me the steps for that. thank u!

A 4 byte float has the value: 0x7F800000. Its value as a floating point number is: a. -39.482 b. +0.0 c. 11.0 d. +Infinity Hey there, I was hoping to solve another problem but I need help. I was wondering how I would convert the value to the desired answer? …

I ran same code linux and HP platform And the result stored was different. I found that the boundar for comparison is 255. It can be more undersstood from the below code. #include <stdio.h> int main() { FILE *fp=fopen("linux2.txt","wb"); int a = 100; int c=0; int i=0; for (i=0; i …

Hi All, While running a piece of code on Linux and HP i found the differenc in the result. Can Anyone Explain Why it is giving different results? #include <stdio.h> int main() { int a = 0; int b = 30030; int c = 34094; int d = 0 ; …

Hi I have data in the following format that I need to write to a csv file. Student1 Mark1 Mark2 Mark3 Mark4 Mark5 Student2 Mark1 Mark2 Mark3 Mark4 Mark5 Student3 Mark1 Mark2 Mark3 Mark4 Mark5 Student4 Mark1 Mark2 Mark3 Mark4 Mark5 Student5 Mark1 Mark2 Mark3 Mark4 Mark5 I am writing …

Hi All, I have a binary search tree (consider following structure). struct bst { void *value; struct bst *left, *right; }; I want to save this unbalanced binary search tree in a file. And when I read this file, I don't want to recreate the tree from these nodes. So …

I am trying to parse the FAT filesystem & I notice that many of the fields are more than 2 bytes. I was reading someone's program and he has defined unsigned short for a given field of 2 bytes. Now, my question is how does the compiler handle endianness? If …

Is it possible to use tilde (~) in C preprocess directive in the following way? #define a 1 #if ~a==0 ... #endif Generally, I want to know how we can ~ in preprocessor directives?

Hi people. I'm trying to run whoami using execv but I'm getting a problem: --- CHILD PROCESS --- child PID: 3146 parent PID: 3145 execv: Permission denied child exit code: 1 I already have certified myself that I have run permission for whoami for all users. I don't know what …

Hi, In the following program i have not defined <stdlib.h> header and included rand() function and it works without this header. How? #include <stdio.h> #include <stdbool.h> #include <time.h> #define NUM_SUITS 4 #define NUM_RANKS 13 int main(void) { bool in_hand[NUM_SUITS][NUM_RANKS] = {false}; int num_cards, rank, suit; const char rank_code[] = {'2', …

I want to create binary tree. With this program I wrote I have some problems. It seems the element I added to the tree is always added to the root place! Adding never happens to the left or the right subtree. This thing is prooved by result I always get …

i want seprate 1234 like 1,2,3,4 when i give 1234 then this code works fine but if i give long int like 34545666 this code does not work. int main() { clrscr(); int num,r,c,sp,x; printf("enter number"); scanf("%d",&num); while(num!=0) { x=num%10; printf("%d",x); num=num/10; }

Guys, Am trying to open a file and read the content in that using C from mainframes. Here is the code, #include<stdio.h> int main() { int i; FILE *fp1; fp1=fopen("**********.CPP.SAVE","w"); if(fp1==NULL)return; for(i=0;i<256;i++) { fprintf(fp1,"%c",i); } fclose(fp1); return 0; else { printf("File does not exist"); } } Only the else part …

I'm a student. My code is skipping over my printString function when I run it. Pardon the poor spacing. #include <stdio.h> #include <string.h> #include <stdlib.h> char * reverseString(char * original); void printString(char * string); int main() { char a[] = "this is a test \0"; char * b = a; …

I wrote this code that checks whether a number is prime or not. It returns 1 if the number is prime or 0 otherwise. U just look at the bottom of the code... [CODE]#include<stdio.h> #include<conio.h> #include<assert.h> int is_prime(int n); void main(void) { int n=0; clrscr(); printf("An integer "); scanf("%d",&n); assert(n …

Hello experts, I have this code which works so perfect while detecting square objects from images which are downloaded from internet. However, when I am taking the image of a square object from my webcam and processing, its not turning out to be as expected. I am suspecting, the reason …

Ok so I do not know where this post belongs, but apparently, Java is the language that is used for Arduino boards...I thought that it would be C. I have no idea where to begin, but I am really interested in tinkering with Arduino boards. Like REALLY. So I need …

Hi , I am trying for a program which takes any no of characters as input and stores, so obviously i would need DMA. My approch is to Take a buffer of some fixed size(5 in this case) Fill the buffer till the fixedsize-1 Allocate memory dynamically and store the …

Hi, I have a problem that wants to be calculated only by while loop. (no other loop, no goto, break) Develop a program that will input the miles driven and gallons used for each tankful. The program should calculate and display the miles per gallon obtained for each tankful. After …

When a simple-escape-sequence like '\n' is evaluated, what would be the result? Is it ASCII 10? How I can show ASCII 10 as a character? Isn't it '\n' again? I am confused! Can someone please help me with the issue?

I want C program for Parse I and Parse II of an assembler...???* C code for parsing assembler for IBM 360 machine... *

> /* This code works when the added chracter's value is less than or equal to 9. I mean when there is a carry,what will i do to print that. And there should not be used any library function. Run the program and you will understand clearly. */ #include "stdafx.h" …

#include <stdio.h> #include <conio.h> #include <stdlib.h> #include <process.h> #include <string.h> #include <math.h> int count = 0; typedef struct bitmap24 { unsigned char header[54]; unsigned char* pixels; }BMP; void readBMP (char* filename) { int i; FILE* f = fopen(filename, "rb"); FILE* f1 = fopen("save.bmp", "wb"); FILE* pixelVals = fopen("vals.dat", "w"); unsigned …

I'm writing a program to multiply two 4-bit number using add and shift method in C language. The code is as follows: #include <stdio.h> #include <math.h> int main() { int d,p=0, y=1010, x=1101, c, i; for(i=0;i<=3;i++) { c = x % 10; y = y << i; d = c*y; …

I'm having problem with passing argument to the linked list. I wait for user input then I parse this user input and put parsed tokens into dynamic array (char **c) After that I need to write ceratin user input into linked list (for example I need to pass c[1] to …

PROBLEMS 1.AFTER INPUT IN PHILHEALTH CONTRIBUTION PROGRAM CRUSHES. 2.AFTER INPUT Y or y in delete employee data PROGRAM CRUSHES. 3.AFTER REGISTER EMPLOYEE AND GOING TO VIEW EMPLOYEE PROGRAM CRUSHES. SAME ERROR A WINDOW WILL POP UP AND IT LIKE THE WINDOWS ERROR. #include <stdio.h> #include <string.h> int InformaticsPayrollSystemMenu(); int main() …

#include <stdio.h> #include <string.h> int InformaticsPayrollSystemMenu(); int main() { char fname[100],lname[100],sex[100],con[100],dob[100],ans; int empnum[100],pay[100],payrollSystemMenuChoice,choice,emp,edit; int i=0,found=0; float rate,week,weekyear,ot,abs,weeksal,monthsal,annal,sss,pagibig,phl,tax,netpay; system ("color 0A"); system("title INFORMATICS PAYROLL SYSTEM"); do { payrollSystemMenuChoice = InformaticsPayrollSystemMenu(); switch(payrollSystemMenuChoice) { case 1: { found = 1; printf("\n\t\t******************************************"); printf("\n\t\t********* REGISTER NEW EMPLOYEE **********"); printf("\n\t\t******************************************"); printf("\n\t\tNOTE:Please fill up the form properly …

As for my assignment I had to write a program to swap 2 digit number Example:- If user input 12 the swaped number Would be 21. Along with ALgorithm, and a short description on this program(As how will you solve this program or what measure you'll take to get desired …

**I have this timeissorted.c file, and right now it's running at around about 8397599 usec. I'm looking for help toward improving the performance of this code to make it run faster.** #include <stdio.h> #include <stdlib.h> #include <sys/time.h> #include <stdlib.h> static struct timeval start_ts, end_ts, diff_ts; void startClock() { gettimeofday(&start_ts, 0); …

#include <stdio.h> #include <stdlib.h> #include <string.h> #include <conio.h> int main() { printf("\t//*****************St.Jago High School******************\\ \n\n"); printf("\t------------Courtney Athlone St.Michael Reid---------------\n\n"); printf("\t^^^^^^^^^Computer Science IA-Pay Roll System^^^^^^^^^\n\n"); char fname[50]; char lname[20]; printf("Enter the employee's First Name:\n"); scanf("%s",&fname[50]); printf("Enter the employee's Last Name:\n"); scanf("%s",&lname[20]); } int add_hours() { printf("\t^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n"); printf("\t^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n"); int hours; int mo, …

Hi there, I'm currently working on a project that requires for me to print out data about a hexadecimal. It needs to print out signBit, expBit, and fracBits. I have tried to look onine but I haven't had any luck finding something useful. These are the requirements: Your code will …

Im trying to get my program to do z=x*y and z=z+5.0 but not sure what I am doing wrong. #include <iostream> using namespace std; // Declaration: Tells the compiler how a function is called int multiply(int x, int y); int main() { // You can compile a call to the …

May i introduce myself? My name is David Shlemayev from Israel. I am 13 years old but i am very serious. Im a programmer of: C,C++,Java,Javascript,Unityscript (unity3d's javascript),HTML,PHP,SQL and Labview(if it counts). (i know php & unityscript the best). I want to start a big company that makes games, software, …

Would this be considered as a Subrountine problem? My program runs but I feel like it is missing something else. #include <iostream> using namespace std; void getData(int, int, int); int main() { int x,y,z; cout << "Please enter first number: "; cin >> x; cout << "Please enter second number: …

#include <stdio.h> #include <float.h> float grosssalarycalc(float value1,float value2){ float gsalary; gsalary=value1+value2; return (gsalary); } float ovtmpayoutcalc(float value1){ float ovtmpayout; ovtmpayout=25*value1; return (ovtmpayout); } float netpayoutcalc(float value1){ float netsalary; netsalary=value1-(value1*0.20); return (netsalary); } int main() { char name[32]; float ovtmpayout0,gross,net,ovtmhrs,salary; printf("Payroll Calculation Program\n"); printf("Employee, please enter your name:\n"); scanf("%s", name); printf("Employee, …

**Note that this code works just fine when name is a regular string instead of a c-string.** I made this test program to figure out what was causing problems with my project. Turns out that the code for name that I put works just fine, but it messes up when …

Please! i need help on this . it suppose to cut the original linklist of head hp such that the sumM <=m and sumV <=v . this is part of a program that reads an input file of itemsets where each item has cod volume mass . then you key …

Hi people. I have a remove function that should set a hide member of a node to 1 instead of actually remove the node. The function works well when I insert and remove top and tap respectively (both nodes have their hide member set to 1) but when I insert …