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General C++ Programming - March 2015 (Page 22)

Hello all, this is my first time of using cpluscplus, nice to meet you all. I am writing a matrix class that overloads assignments,addition, subtraction...etc....

[2 replies] Last: Hello LB Thanks I realised that yesterday and now it is solved, thank... (by nocod123)

by gradstud

Stream Read Buffer Content

Hi, I'm new to the forum, but I've been referencing this websites forum for help with my program. I have a large data file with 2 million lines, containing a re...

[12 replies] Last: Try: #include <iostream> #include <fstream> #include <chrono> #includ... (by JLBorges)

by lordseanington

File Output

I am creating a program reads a name from a text file "text.txt" loaded as a cstring. It will then create a file "other/namefromtext.tot". How would I go about...

[8 replies] Last: ok, that solves my problem entirely thank you. (by lordseanington)

by Ugan93

question about while loop and for loop.

Write your question here. here i have question and i really dont know to do.. confusing. write a complete code that will fill while loop and for loop num wi...

[8 replies] Last: Why do you care if the user enters anything other than 'Y' ? You give... (by LB)

by saulMorales

How do I calculate and return the value of pointer to max element?

I'm Having extreme difficulties with this question. Here is what i have coded, but it wont work. These are the instructions. TO DO: Insert code here to calculat...

[1 reply] : Please edit your post and make sure your code is [co de]between code ... (by LB)

by shogala

Decimal to Binary conversion (16-bit)

I need help with a C++ programming problem, for some reason I can't even think of a way to start on this problem. Any help would be greatly appreciated. Also, n...

[3 replies] Last: Digits in binary have a "weight" of 2 n , where n is the bit number. ... (by Disch)

by morngrym

my little game and still a bit new to classes and how to access one class from another

alright I have a class for shooting(shots) in my game, also a player, map and game class. so I have the player creating the shots with void Player::shoo...

[6 replies] Last: thank u I did get it to start working, now the tough part of getting t... (by morngrym)

by ncomputersorg

How to pass a non static function as argument

How to pass a non static function as argument? struct A{ void a(void b()){ b(); } }; struct B{ void b(){} B(){ A a; a.a(b...

[1 reply] : Use std::function and keep in mind that an extra first argument is a... (by LB)

by namesjj

string::compare not working?

I don't know if I'm using string::compare right.. I am using insertion sort to sort some records that contain a population, city, and state. Population works fi...

[9 replies] Last: Found the error.. I didn't have an = operator after while(j >= ...) (by namesjj)

by pattrick128

2147483647 maximum integer

How do I use a vector to store a number that's bigger than 2147483647? I'm reading in an insanely large number and manipulating the digits. When the user input ...

[6 replies] Last: @pattrick128 Instead of reading the numbers into a vector<int> and the... (by naraku9333)

by jhunge

Find the word with most vowel, and the word with most consonant

Write a program that ask for a long string and determine the word with the most number of vowel and most number of consonants example: the quick brown fox ju...

[5 replies] Last: You should use std::getline instead of that strange while loop const... (by LB)

by cxlzmkm

How can i call the data type from the function of a class

Hello, everyone. I defined a class as well as member function. And now i would like to call the data type(x.dat) imported from outside. how could I do that? Tha...

[1 reply] : I'm not sure what you mean? Could you try rephrasing or providing a be... (by LB)

by UGAman22

writing reduce function more efficiently

Hi I was wondering how I could re write this code so it will make my program more efficient and it will also be able to account for negative numerators (my prog...

[6 replies] Last: Yes, what I asked you to try was editing the size of the numerator and... (by Militie)

by closed account jihpDjzh

Help on Programmning

Use object oriented design to create a movie class that contains private data for title, profits, a rating, and a review. Next create a theater class com...

[2 replies] Last: Thank you very much! (by closed account jihpDjzh)

by prestokeys

Saving the most recent objects to avoid memory overflow

The goal here is to only save the most recent Objects created if maxMemoryOfObjects is exceeded. But the way I'm doing it ironically adds more memory to the Ob...

[3 replies] Last: I think there is a difference between our uses of the word "save" - to... (by LB)

by pattrick128

Cavity map

This is a coding question on Hackerrank. We're given a bunch of strings of ints, say 1112, 1234, and 1842. If a certain digit in the string is bigger than b...

[2 replies] Last: I ran into another problem, actually. //loop through each ... (by pattrick128)

by hoofhamples

C++ Prefix Average Conversion

I was givin this function to convert to c++ code but i dont understand how to convert the first step a <- new array, i believe i have the rest correct. Any help...

[3 replies] Last: Ahhh, i see. Thank you, now i understand :) (by hoofhamples)

by confusedgirl101

infile homework help.

Hello, I have a program for class that performs various arithmetic operations including: addition, subtraction, multiplication, division, exponents, and factor...

[no replies]

by humphous

Help

how can I display my 20 random numbers array into a 80 element array that has been initialized to zero. #include <iostream> #include <cstdlib> using names...

[no replies]

by ajg55

istream parameter question

For a class project, my professor wanted us to use extern Token getToken(istream *br, string& lexeme); The getToken() function is implemented in anothe...

[4 replies] Last: Ah, I missed that the header could not be changed. In that case, you j... (by LB)

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