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Beginners - October 2014 (Page 33)

Can someone explain how to fix this loop?

I want to validate the user's input. The if statement is working exactly how i want it to and the parameters accept the right variable, it's the while loop mes...

[6 replies] Last: yup (by NOD32)

by firstlast

Multiplying Dynamic Arrays

This code will compile and give my results, although I don't if this is correct. If I make the array 2X2, and I make each matrix: 1,1 1,1 2,2 2,2 I ...

[1 reply] : Interesting. When I run the program, I'm getting the correct result of... (by TheKingOfTyrants)

by emilianSD

How to find an especific element on a queue?

I'm really newbie in c++, and now I'm trying to find a specific number in a queue, but it doesn't work, It never show the position. Please, can you tell me wha...

[2 replies] Last: Thank you so much!!! It works. I was doing my fuction really wrong I r... (by emilianSD)

by anup30

Compile without IDE

how can i compile with gcc without IDE? (so far i have compiled using DevC++ and Visual studio 2012). D:\codes\hello.cpp #include<iostream> int main(){ st...

[1 reply] : got it http://www.cplusplus.com/forum/beginner/29422/ (by anup30)

by ezmesori

Help with sorting program

Hello, So I have to write a function called sortMe that sorts the elements of an array in numerical order from highest to lowest values (descending order) or v...

[5 replies] Last: Got it! Thank you so much! (by ezmesori)

by UnclePutin

How to clean up this code?

I wrote a program where the computer will guess a random number between 1 and 100, and then it will play a guessing game against itself to try and guess that nu...

[1 reply] : My question is this: I'm using a goto statement in each "if" stateme... (by jlb)

by tlilly99

input/output files please help

I have to write a program that reads in a large amount of data (7 columns) and then calculates the virtual temp for each data line using three data points (colu...

[1 reply] : You never read any data in from your file which I believe you meant to... (by TheKingOfTyrants)

by ci one

interpolating vector indices algorithm

Hello, What I try to accomplish seems difficult to explain in abstract terms, so I'll jump right into the practical application: Imagine a vector of colors ...

[no replies]

by SgtSilock

How do I work out the range of user input? (min/max)

I am trying to extend this piece of code I have written by also working out the range of the 6 numbers entered, unfortunately I don't really know where to start...

[2 replies] Last: What you just typed means nothing to me, guess I still have a long way... (by SgtSilock)

by Nebur

Question about data container 'map'

Don't you need to set the size of the map? I saw a code where typing m would create the element whose key was k and at the same time access it, how is this ...

[1 reply] : Map's operator will actually create an element with that key if it d... (by Disch)

by Victor89

Classes constructors and getter and setter

I tried to create an example to practice classes and I am a little bit confused. As I understood: Constructor are used to initialize classes. And the get...

[4 replies] Last: Yes it's obvious protected: int health in c++ instead of what I wrot... (by Victor89)

by bilgramiraza

file reading doubt

i am going to be searching for a record in seven different .dat files is some thing like this possible fstream f2; char record_name ={{"Flight_RecordSun...

[8 replies] Last: yep the errors occured as both had the same name added an 's' and the ... (by bilgramiraza)

by Atta Ur Rehman Akbar

File handling problem

Write your question here. Hey Guys I am Atta. Please help me. My program is about file handling In this program i am 1- creating a file then 2- op...

[2 replies] Last: ok Thnaks, I'll check and tell you back. (by Atta Ur Rehman Akbar)

by pacman169

Program20

Hello, I had this exercise: Read a sequence of doubles into a vector. Think of each value as the distance between two cities along a given route. Compute and ...

[10 replies] Last: OS makes no difference. It seems like you type the g++ Look up... (by keskiverto)

by FatalisReigns

Representing "word" as hexadecimal

I have a homework assignment where i am meant to write a function based on the code below, that prints the hexadecimal representation of word using bit operatio...

[2 replies] Last: std::ostream is the standard write out character stream in C++, in y... (by megatron 0)

by ferrad

Bit masking question

I have a 32 bit status flag. The first 8 bits (0-7) signify a warning if any are set, while the higher 24 bits (8-31) signify an error if any are set. I wro...

[2 replies] Last: ok thanks (by ferrad)

by ferrad

string copying

Could someone please explain why: errormsg = "error loading dll"; makes a copy of errormsg? (not what I want) Here is the function. I want e...

[1 reply] : Could someone please explain why: errormsg = "error loading dll";... (by MiiNiPaa)

by rddscalif

My program won't calculate the average.

So my teacher gave us this assignment today and he wants us to use functions to be able to pass values through. I thought that I had everything correct ,but whe...

[3 replies] Last: Thanks a ton kemort and keene! Something so simple that just slips thr... (by rddscalif)

by Jansel3

Why does my calculator code work when I run it improperly?

Write your question here. I was trying to make a calculator program, and while this code works when I run it the way it's supposed to be run ie: I input a numb...

[3 replies] Last: Thanks for your help guys. Any suggestions on how I could make the pro... (by Jansel3)

by davidc626

Smallest & Second largest

I want to write a program that prompt the user enter a number continuously, until the user enter zero or a negative number.And how can I find out the smallest &...

[12 replies] Last: oh men, theres a lot people commented in this thread (by xenovia12)

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