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Beginners - April 2014 (Page 38)

I have these codes. I need to sort this array to find the average, mean, and mode. int NumberofStudents; do{ cout << "How many students were su...

[9 replies] Last: Ah, but if you scroll down the page a little further: (In the above... (by CodeGoggles)

by nickmiller24

Encryption

I am trying to xor encrypt and decrypt text using a user chosen key. The encryption step seemingly works fine but when i try to decrypt it back into plain text ...

[6 replies] Last: Thanks for the help guys (by nickmiller24)

by theperson

Is it possible to dynamically cast a stl::list of derived pointers to a list of base pointers?

I have these two lists list <PrivateShoutOut*> allPrivateShoutOutsList; list<PublicShoutOut*> allPublicShoutOutsList; PrivateShoutOut and PublicShout...

[no replies]

by bobthezealot

How to run two voids

I want to run two voids at once, aka multithreading, for a program that I'm making. I want to make a program that has a timer, and your supposed to cin an ans...

[2 replies] Last: ok (by bobthezealot)

by bobthezealot

Difference between Vector and Array

What is the difference between an array and a vector

[11 replies] Last: Thank you (by bobthezealot)

by bobthezealot

What do you use?

What do you use around the variable? int kill; int num ={1,2,3,4,5,6,7,8,9,10}; cin>>kill; delete num ;//what do you put around the int kill? Thanks....

[5 replies] Last: Problem solved! (by bobthezealot)

by cbufis

Functions Question

I am writing this program and think I am close. The only problem is the output has some funny hashtag and the highest number output is incorrect. Any advice wou...

[13 replies] Last: I just made the change to call the function with average = averageSc... (by cbufis)

by Xclusive198

Using classes and friends of classes

Sorry - deleted post for academic reasons, don't want teacher to think I copied my own program, lol

[7 replies] Last: I actually had just caught the error myself after posting and looking ... (by Xclusive198)

by odin39

Virtual Inheritance: "dreaded triangle problem" and shared subobjects

I'm trying to grasp the role of virtual inheritance in multiple inheritance and polymorphism. I have three classes: A, B, and C. A is the base of B and C. B is ...

[10 replies] Last: I realize this is a bit of an edge case, and if I could, I would avoid... (by odin39)

by closed account EwCjE3v7

Problem with iterators

Okay so I was wondering if there is a way to return a incremented iterator but now increment it. Let me clear this up a little. So this is what I have written ...

[7 replies] Last: std::next() does exactly what he wants. Sorry I didn't read I wou... (by giblit)

by jmo5262

Sorting numbers in an array

I need to sort numbers a user entered in an array from largest to smallest but from the upper and lower bound that they give, the rest of the numbers just follo...

[1 reply] : You don't specify what the compiler says, but I think the function get... (by closed account jvqpDjzh)

by toast9

pass in member arrays and comparing them

I'm trying to compare two arrays and check if they equal each other at any point in their arrays. Each array is from a different class. I get the error: invalid...

[8 replies] Last: What about something like this: ? #include <cstdio> using namesp... (by AbstractionAnon)

by Havel

Blank screen with only blinking cursor

Can anyone see why the code below would not print anything to the screen? donations.txt is a text file with double values each on their own line. donations....

[6 replies] Last: I typed the numbers into the txt file like you did instead of copy pas... (by Havel)

by Eraphine Astrid

display simple queue list

im having problem with the output ============== front->12->1>-1813->1813 ->12 ============== where the things at the back shout not be display as the user...

[1 reply] : You are not making use of your queue's internals to display the list. ... (by Smac89)

by mcoliver88

no matching constructor for initialization

Hi, i am writing my first C++ in pop syle, so please go easy on me, but i get an error when compelling this code below: no matching constructor for initialisati...

[2 replies] Last: Ok awesome, that makes sense. Thanks very much (by mcoliver88)

by football52

Finding the largest value

Alright, I'm trying to find the largest value through a set of numbers that the user enters. I've googled how to and looked through the forums but I don't under...

[4 replies] Last: Well you shouldn't use magic numbers like 10. You should assign it to ... (by giblit)

by yusufseedat

HEARTBLEED BUG

hey guys,does any body know the line of source code which caused the bug? i have tried researching this but cannot seem to find it thanks

[no replies]

by megascruples

Displaying Points

Im still a bit new to pointers and structs, and i dont understand why my display points function isnt working. Im thinking what im returning in readPoints isnt ...

[7 replies] Last: You will need a comparsion function which will return if first point i... (by MiiNiPaa)

by zaqwsx170

vector.size() givinig unexpected results with array indexing

Write your question here. #include <iostream> using namespace std; #include <vector> int main(){ vector<int> vec1; vec1.push_back(0); vec1 = 0; vec1 = 1;...

[4 replies] Last: [quote=zaqwsx170]So yeah. vector.size() is apparently not giving me co... (by cire)

by misc

c++

Design and code a program that asks the user how many numbers from which to determine an average. Then prompt the user for the integer values and sum them to a ...

[1 reply] : ??? Are you just asking people to do your homework for you? (by zaqwsx170)

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