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Beginners - July 2015 (Page 22)

#include <iostream> #include <cstdlib> #include <cstdio> using namespace std; int bodyProgram() { int A; cout << "How many activities do...

[1 reply] : at line 123, TPri = i-6 gives the same index every time round the lo... (by Jaybob66)

by mzzz

how to explain this phenomenon

hi, every one , i am from china, here is a question about how variables be allocated on memory. my code is as follows, Let me explain it. the complex symbol...

[2 replies] Last: > My question is why not *pc is 0xd2 and *(pc + 1) is 0xce? ... or a... (by JLBorges)

by D0CHollywood

Homework Assignment - Using array of structs with binary files

After two days of working on this, I have to raise the white flag. The problem says to create an array of structures (three of them), and write them via binary ...

[6 replies] Last: Thanks so much MiiNiPaa. I appreciate your help...got it working. (by D0CHollywood)

by MrAnts

How to check if array[0] is ""

Hi I am coding a terminator for my cmd.exe, if the userinput is "" or "\n" which means the user pressed 'Enter' I have to close the cmd, can anyone help me with...

[5 replies] Last: But you still need to make your array bigger: if you say to getline th... (by MiiNiPaa)

by MisterWHite

HELP! Data structures

Hello, so i need quick help with putting stuff in order. i have a text file: 6 v k 250 m k 280 v p 240 m p 290 v s 63 m s 45 i need to to make this into...

[6 replies] Last: if(A .kaina>A .kaina) { std::swap(A , A ... (by coder777)

by PSYCHAMERON

How to increase range in C++?

Hello, everyone. I thought a lot about increasing the range of integer manually (The long long int is not enough). But I don't find a way. I tried to use BIT...

[2 replies] Last: Thanks, I'll see what I can learn... Maybe I need to use string to hol... (by PSYCHAMERON)

by shawnlau

Blackjack-Strategy tables

I think I've found a neat way to give my BJ game computer players different strategies without a lot of spaghetti code. Its pretty much just entering the strate...

[1 reply] : What is your problem? It seems to work? (by coder777)

by CornholeChamp1

Magic Square Program

What am i doing wrong? Why is it not reading in correctly? I get a negative value. Write a program to determine if a 3 x 3 array filled with integers is a Ma...

[3 replies] Last: So you have checked that the actual text file is spelled that way? We... (by CodeWriter)

by ctaylor4874

Help with finding length of an array

Hey guys/gals, I'm trying to find the length of an array. The code that I have written up thus far does not compile. There is an error in the int arrayLen...

[4 replies] Last: Yes, it would be a good idea to keep counter denoting how much element... (by MiiNiPaa)

by eons93

Combat simulator game problem II

And for once its not an error question. Right now i've run into a problem. As you can see, when the "runcombat()" is started, i initialize 2 characters, a playe...

[3 replies] Last: Something like this, perhaps: #include <iostream> #include <vector> ... (by JLBorges)

by jhykima

Polymorphism

If you take a look at line 22, there is a bit of code, "Base &rBase = cDerived;". When I leave out the "&" sign, the program behaves differently and I'm not sur...

[2 replies] Last: @Disch Awesome. Thank you so much for your response. It makes much mo... (by jhykima)

by phztfte1

Finding a member in a struct

How do you find a member in a vector of a struct? I want to find a particular member name. After I find it I want to delete it. // C21Drill Vector #inclu...

[4 replies] Last: Thank you all. I tried the three solutions, and all three work. I ca... (by phztfte1)

by Kew

expected unqualified-id in simple guess number game

I am trying to write a Guess number which generate a number for player to guess until the player get it correct. i had checked many time about the code, it keep...

[6 replies] Last: Thank You very much, i got it! (by Kew)

by ctaylor4874

Code won't write to file

Can someone give me an idea of why my code won't write to the file SORTED.TXT? It successfully creates the file, but doesn't write the data from the arrays. ...

[9 replies] Last: Ok that looks like the data a previous poster was using for working ou... (by CodeWriter)

by brachburton1

Plinko program - error with random

Hi, I'm working on a plinko (from the price is right) simulator for my intro to computer programming class. I'm pretty new to coding, so bear with me. Anyway...

[2 replies] Last: Awesome, thanks! Problem's fixed now (by brachburton1)

by jvwillia2016

Reading .txt file

So I am writing code which should read a .txt file and use the users input to find various things. IM currently just trying to get the program to enter a while ...

[1 reply] : Add this after your open function if (!din) { cout << "Error: Co... (by Ganado)

by jpanther

input validation loops?

Hello everyone, I have a program that is supposed to read from a text file into two arrays. The user will than input the student ID number to get more informati...

[11 replies] Last: Thank you for clarifying that. I like the way you separated the validi... (by jpanther)

by Outlaw782

How to overload a function?

Below I have marked where I am getting an issue on calling my getter function. I was told that I need to Overload this function, how would I go about doing this...

[4 replies] Last: Thank you so much! Will mark it as solved :) (by Outlaw782)

by ironsoldier71

how do I use static casting in my calculator?

Ok I have a calculator to build for my project. I have it working like a charm. However the requirements have changed to include needing the numbers to be doubl...

[6 replies] Last: Thank you that worked. (by ironsoldier71)

by dustbite

Pointer to pointer (Linked List)

I don't understand how the push function really works. Why do i need a pointer to pointer? And why doesn't it work without pointer to pointer ? Thank you! ...

[1 reply] : A function parameter is either by value or by reference . A by valu... (by keskiverto)

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