Beginners - C++ Forum - November 2013 (Page 39)

Please, why is here result 5? It should count prime numbers up to 5... int Count(){ int q=1; for (int n=3; n<=5; n++){ for (int t=2;t...

[1 reply] : You are incrementing q every time n is not divisible by t. So for n = ... (by yulingo)

by MarketAnarchist

this program works but i know there HAS to be a better way

Ideally i want some way to just give ClassTwo access to the variable inside of the class one object but im not sure how to do that. inheritance, as far as i und...

[3 replies] Last: thanks ill experiment with it a bit and see if i can figure out whats ... (by MarketAnarchist)

by Firerap

Read from input file

Hello, I am trying to read from this input file: 0 0 0 1 1 1 1 0 This is what i have so far, i am using an array to obtain the info: #include <iostr...

[1 reply] : So... what isn't working? (by yulingo)

by James180

Issues with Do while

Basically I just want this code to repeat over if someone enters anything but y,Y, n,N using a Do while loop. But after an answer is entered it infinity loops t...

[4 replies] Last: Well, once the loop has been entered, there is no way to change the va... (by Chervil)

by enemy

Primes up to 100

Hello! I should write a function counting how many prime numbers it is up to 7, but I should only call the functoin from main, and function Count could give th...

[3 replies] Last: That version counts how many numbers starting at 2 and ending at 3 are... (by Chervil)

by ZedjayCoder

Operator overloading

Hi, I'm getting this from Visual Studios 2010 error C2582: 'operator =' function is unavailable in 'ArrayList<TYPE>' Basically, I want to create a new obj...

[4 replies] Last: I think I've answered your question now. ArrayList<Restaurant*> resta... (by ZedjayCoder)

by closed account 2w64izwU

Trying to reverse a string?

Hey I'm new and I'm trying to reverse this string but it says repeatpls::reverse does not take 2 arguments? It's in my header file.. I'm assuming I have to add ...

[6 replies] Last: Oooh ok thanks! It works perfectly now! Thank you guys :) (by closed account 2w64izwU)

by Nata

search element by index arrays help please

This is a code to find element by index of an array inputted. However it does not work can you please help me what I have to change? #include<iostream> u...

[2 replies] Last: I think you've gotten something switched in your head. >_> What goes ... (by Albatross)

by Nata

Please help me understand the code.

Hello. This is a code for array o size 20 where you can put numbers and they will be in ascending order. however, I do not understand why in last for why do w...

[1 reply] : As they are now, lines 8-17 are trivial to split off into another func... (by Albatross)

by closed account yAUiz8AR

bmi class (beginner problem)

i'm a beginner and i'm trying to build a BMI calculator as a class, i honestly don't know what's wrong, i'm not sure how to initialize it either, help! #inc...

[17 replies] Last: sorry to be specific, a class is required and i wanted the class to be... (by closed account yAUiz8AR)

by R57x

Code Blocks #include <windows.h>

#include <windows.h> Error Help Me ScreenShot http://img826.imageshack.us/img826/9310/2qe0.png

[1 reply] : ¿screenshot? code is text error messages are text your problem is not... (by ne555)

by varx

passing a noncopyable class

I am reading a book and the author has a noncopyable class which ends up as a member variable of another class. It stuck out to me, because of the way the auth...

[1 reply] : The basic idea is to have a wrapper that can be used like a reference.... (by JLBorges)

by GoodWilling

Add statement after if statement

So, my program is all written out but I don't know how to use a switch statement to display a message on the output. For example, if (miles_ran == 40) {...

[6 replies] Last: The file is coming up blank. I put that in the output section right? I... (by GoodWilling)

by enemy

how to break just the inner loop?

Hello! I just want to count all prime numbers from -3 to 3. Result, regarding this program (which is logical but not mathematical at moment) is 1, but I want...

[1 reply] : A prime number is defined as being a number >1. Why even bother to che... (by Mats)

by enemy

return -1

Please, in short and clear (even for me:d) what actually means : return -1? Many thanks!!!

[4 replies] Last: In this function: int FindLinear(int array , int value, int key) { ... (by Chervil)

by enemy

what is wrong with the loop? No cout???

Hello! Please, why is it not writing cout??? int Count(int q){ q=0; for (int i1=-3; i1<=3; i1++){ for (int i2=2; i2<i1; i2++){ if (i1%i2!=0)...

[3 replies] Last: Many many many thanks! I was right beaking my head thinking how to so... (by enemy)

by bowleruu16

making a array

create an array of random numbers (7-14) (not sorted) use a for loop and find both the largest and smallest elements (integers). hint:initialize the maxn...

[2 replies] Last: #include<iostream> #include<cstdlib> using namespace std; int main(... (by thepox)

by project science

Strings - finding a letter

Hi, I'm trying to enter a name as a string, and then do a search for a specific letter in the string. I'm new at this. The 'first' name I want to enter i...

[2 replies] Last: Nice! Thanks you. (by project science)

by Perry Turner

click!

How can I make my console application know when you click the left mouse button?

[3 replies] Last: FWIW: if you're doing stuff like this... you're better off leaving th... (by Disch)

by jonnhynick

Help with CONSTRUCTOR

Write your question here. #include "functions.h" #include <iostream> #include <iomanip> using namespace std; diameter::diameter() { //constructor se...

[4 replies] Last: Hey guys I could finally built my solution, I just noticed I am missin... (by jonnhynick)

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Beginners - November 2013 (Page 39)