prog-bman

i have made a program in school that chooses a random number and you need to guess it. you put in a number and it says higher or lower. the only problem is that i can't set RAND_MAX and its a 4 or 5 diget number (havent figured it out …

I need help with this program. here is what we are supposed to do. The program should prompt the user to 'Please enter numeric grade: '. The program will then pass the numeric grade to a function that will convert to a letter grade. This function should have the following …

The computer is a binary beast. We want to go from the one-fingered digital box to the ten-fingered human being and convert binary to denary(base 10) numbers. This is how it works, for instance, binary 10010 is calculated as 1*16+0*8+0*4+1*2+0*1 = decimal 18. Just because it's easy, let's throw in …

hi i want to generate non repeated random numbers many times. for that i m using the following code. [code]#include "sys/types.h" #include "stdio.h" #define MAX 200 #define N 20 main() { int array[N],r; int n = 0; int count_check,count_gen ,i,j; for(j=0;j<10;j++,printf("\n")) { srand(j); for (count_gen=0;count_gen<=MAX;count_gen++) { r = rand()%N; for …

Hello, I'm playing with win API functions readFile and WriteFile. Is it possible to open file using CreateFile in binary mode just like using fopen standard C function. I tried with function WriteFile to write string to a file but it seems that file is opened in textual mode. What …

Hello, I have an assignment where I have to create a hash table and load 30 part numbers into it- should be a 2-d array...and eventually I have to prompt the user to choose an algorithm and keep track of collisions. But I am starting really small with this and …

Hi all, I implement Gabor filter in my c++ function (put it in Visual c++) . when I compiled it there was no error but when I clicked on a button for excution this function there was a failure report. I can't find out the mistake so I hope some …

Well, today I had my C++ viva at my school..and I screwed it up!! The answers to this question which I was asked may be easy but I couldn't get it..Few questions of which I haven't got the answers yet-- 1. [CODE]class A { public: int a; int b; };[/CODE] …

I am having a problem sorting my numbers after my binary search. Can you tell me what is wrong with my code? [code] #include <iostream> #include <cstdlib> using namespace std; void pick_three(int p3arr[]); void pick_four(int p4arr[]); void lotto(int lottoarr[]); void selection_sort(int a[], int size); int lottobsearch(int a[], int size); int …

I'm trying to do a program that takes two vectors and computes the alternating sum, appends the vectors, checks whether two vectors have the same elements in some order, ignoring multiplicities, and removes duplicates. Any help would be appreciated. [CODE] #include <iostream> #include <vector> using namespace std; /* Functions on …

hi folks, plz try sending answers to folllowing questions....i know they are a lot..still...send as many as possible..... Write a "Hello World" program in 'C' without using a semicolon. Write a C++ program without using any loop (if, for, while etc) to print numbers from 1 to 100 and 100 …

Hi, sometimes I get this linker error LNK2019: unresolved external symbol _WSACleanup@0 referenced in function _main and sometimes it works OK. Solution is usually to place pragma directive below include directives [code] #pragma comment(lib, "wsock32.lib") [/code] First, can someone explain in simple words what this means? Maybe it's some kind …

Can someone help me, I've been trying forever and still can't get it. I need to get my C++ program to print in dos enviroment. I need it to print the words "Hello" when i push something and nothing else. #include <cstdlib> #include <iostream> #include <conio.h> using namespace std; int …

I have the following code: [code] ostream Person::operator<<(ostream& out, const Person& p) { out << "/n*********************************" << endl; out << "Name: " << Person::getName() << endl; out << "Age: " << Person::getAge() << endl; out << "Health: " << Person::getHealthLevel() << "%" << endl; out << "Happiness: " << Person::getHappinessLevel() …

Hello! I'm a new user of this forum. I'm italian and I work like programmer. I need of some information about C code and I wish you help me! Bye bye :D

I was wondering if there's a way to convert a CString or a char *x[10] to a int? I know I can convert int to CString, but can it go the other way? Thanx, Atrus

Hello! I need help on how to upload sound in C++ language. I was wondering if you can provide me with source code or an example where the sound has been uploaded. It would be a great help if you can provide me an example which includes a graphic. Thank …

How good do you have to be in C++ / C in order to enter the world of Open GL?

Write a program that prompts the user to input a length expressed in centimeters. The program should then convert the length to inches and output the length expressed in yards, feet, and inches, in that order. For example suppose the input for centimeters is 312. To the nearest inch, 312 …

heya folks. i'm working on an chunk of code here and i don't really understand what i am doing wrong in trying to increment and decrement a fraction. if you could provide some insight i would appreciate it. thanks. [CODE]#include <iostream.h> #include "fraction.h" void main( ) { Positive_Fraction a,b,c; int …

Hi guys.. Well ive looked at my lecture notes and well they have examples and they are veryyyyyyyyy basic basically i get the concept but the examples are too simple to understand Something difficult... So i got this question for Tutorial and I basically dont understand of it... I was …

I think I pretty much set up my enum right to the below. I just dont know what to do with it. PRoblem Description A type named Color declared by "enum" to contain only black, blue, purple, red, white, and yellow. For each set of inputs, output their sum, average, …

Hello, I've been trying to write a program for a class I'm taking, and have gotten stuck on part of the assignment. The program is to: >9> Create a template for a safe array. The user will be able to designate the element type and the size of the array. …

so basically this is what I am doing: myClass a,b,c; a = myClass( ... ); b = myClass( ... ); c = a+b; this is simple enough, but now I have to overload the operator... [code]myClass myClass::operator+ (myClass f) { myClass temp; temp.value1 = value1*f.value1; temp.value2 = value2*f.value2; temp.value3 = …

Hi all.. i am doing myC++ assignment and i got problem in adding, deleting, and modify records. It should be some problem, but i dunno what's wrong. can somebody give me some tips for doing this ? THanks

Hello, I need to write a script for a program I am running and I have never written on. I don't even know what commands scripts use, or what they even look like. Does anyone know any tutorials or example I could modify to fit my needs? Thanks, -Al

I have this project to do and I want to use coloured text and some simple shapes, etc. But the problem is that my compiler does not support graphics.h or dos.h. Even my tclite doesn't (I usually use BC5 windows version). Is there any way of correcting this problem? Or …

if i write [code] if(printf("C is Wonderful") { } [/code] It worked. But if i write [code] if(cout<<"C is wonderful") { } [/code] Can anyone tell me whats the reason behind it ?

i'm new to c++, i was wondering if somebody could clarify something for me about encapsulation, for example if you have 2 classes [code]class Music { private: int a; public: int b(); int C(); }; class Record: public Music { private: char c; int a; float b(); protected: int d(); …

In class we did a program on moving a round object up and down on a form,we finally figured it out but what i want to know is there are another way of shortening the coding instead of tesing using boolean :(