Beginners - C++ Forum - October 2018 (Page 17)

is there a possibility to create a vector in the base class and then inherit it?

[3 replies] Last: Well, it seems to work: #include <iostream> #include <memory> #inclu... (by Enoizat)

how to change value of array with displaying it multiple time

Hey guys, so i am a beginner with c++ and i am trying to write a code that will help me move a person which is in this case 'X' in an array of 10x10 ... so this...

[6 replies] Last: This might work under windows. #include<iostream> #include<windows... (by lastchance)

by EP3

Syntax question "? a : b;"?

In the following code below. Template <typename T> T maximum(T a, T b) { T result; result = (a > b) ? a : b; return result; } On the li...

[1 reply] : You're referring to the ternary operator. Wikipedia has a page for it:... (by Ganado)

by Thomas1965

Need help in the optimization (1,2)

How fast does your code run ? How fast should it be ?

[26 replies] Last: any idea on how to do the surchess problem (by baba 32)

by zain ahmad

Convert Stirng into int array

I need code for this # include <iostream> # include <string> using namespace std; int main() { string s ("1300000000000900000000100006548"); int arr...

[2 replies] Last: #include <iostream> #include <iomanip> #include <string> #include <ve... (by lastchance)

by javascripty

reading txt file; stringstream not advancing?

Im trying to read a text file that has strings separated by tab characters, each of these will be assigned to a variable. Then the process repeats for every lin...

[4 replies] Last: I'm bemused, @javascripty. Why don't you just do #include <iostream> ... (by lastchance)

by gjur99

Help with homework

Hello guys! i need some help with a hw assignment and i am kinda stuck with this since i dont understand loops too well... i need to capture the amount of days...

[3 replies] Last: Hello gjur99, To answer your question creating another variable would... (by Handy Andy)

by jvxn21

Console seems to print everything in file up to break

Hello, I am trying to get specific things from a file but my program keeps getting everything from that file up to the break point. #include <iostre...

[9 replies] Last: [quote=jvxn21] int ft_long = int(); double clear_price = double(); ... (by Enoizat)

by Trev

error meaning

would someone please try to help me understand the following error message 'window' was not decclared in this scope I just can't understand what the error m...

[1 reply] : Duplicate post; http://www.cplusplus.com/forum/general/244165/ (by Repeater)

by Patch97236

Need help with assignment

I'm getting multiple error's on my homework assignment, and I've been trying to figure it out for the last 8 hours, can someone please tell me what I'm doing wr...

[6 replies] Last: Well, the first thing you did wrong which is of no help to you at all ... (by Repeater)

by rahan2121

Need Help in Arrays

Write a program that demonstrates various gradebook utilities. The program should first create a two-dimensional array initialized with short values, where eac...

[3 replies] Last: Hello rahan2121, PLEASE ALWAYS USE CODE TAGS (the <> formatting butto... (by Handy Andy)

by BJK

Matrix partition

Hi guys, Firstly sorry if something wrong about my English. I need a algorithm who design a matrix. Matrix must be N x N. Matrix values are not important. After...

[1 reply] : I think you had better have another go at explaining what you want to ... (by lastchance)

by chief123

Need Help

There are N circles in a plane. Circle i and circle j form a good pair if it is possible to choose a point P1 on the perimeter of circle i and a point P2 on the...

[5 replies] Last: how can we do this in O(n) or O(log n), could anyone drop a small hint... (by kanken)

by DellXT

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[1 reply] : The error message can often be useful in telling you what is wrong. (by Peter87)

by Dharmaraj24

Login and Sign Up

In reference to this thread. http://www.cplusplus.com/forum/beginner/227412/ Whenever a New User is registered, the Data of previous user is gone.. Any sol...

[4 replies] Last: Sorry but I am unable to get you @Yolanda , Can you please explain me... (by Dharmaraj24)

by closed account E3p4z8AR

Probleme mit Klassendeklaration und Methoden-implementierung

Hallo liebe Community, ich bin neu in C++ und komme aus dem Java-Bereich. Soweit finde ich mich ganz gut zurecht, nur habe ich Probleme mit der Objektorient...

[3 replies] Last: When fixing errors, start with the first one. The compiler works from ... (by Repeater)

by Psalazar2016

Help with c++ Homework please

Good evening (night time here), I am fairly new to c++, however I have little knowledge on java, my professor for c++ gave us a 7 part project and I need help i...

[2 replies] Last: that's my last step (add a class, extra credit), I will post it tomorr... (by Psalazar2016)

by closed account EAp4z8AR

I need help with a return statement from a function

I am trying to return a list of mean values. Something like this: Mean of the first 1 element(s): 1 Mean of the first 2 element(s): 3 Mean of the first 3 elemen...

[1 reply] : #include <iostream> #include <vector> int get_int() { std::cout ... (by JLBorges)

by Awsom3Alan3

Need help with OOP (Set and Get Functions).

Suppose I have a class called Student with private member variables and public member functions. There are two functions, a set and get function to retrieve the...

[1 reply] : You could pass the 2 test scores to setTestScores and store it in test... (by Thomas1965)

by samtheman

small class program

#include "stdafx.h" #include <iostream> using namespace std; class test { public: int data1; float data2; public: void function1() { data1 ...

[1 reply] : What kind of output do you want? Maybe something like: #include <i... (by jlb)

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Beginners - October 2018 (Page 17)