Beginners - C++ Forum - February 2018 (Page 14)

by hoobahstank

Why wont my read file open?

For some reason this code goes directly to the else statement. I have tried using the absolute path ...

[1 reply] : Nevermind sorry how can i delete this post (by hoobahstank)

by geo28t

Logic error?

So for this function, it is supposed to remove any duplicate elements in an array and replace them w...

[7 replies] Last: One obvious thing is that he clearly knows the STL. Better than wander... (by Thomas1965)

by unoino

Saving a char array into a char pointer for print function

What is the proper way to store a char array into a char pointer and printing it out ?right now it ...

[5 replies] Last: Fair enough. I would ask what that conversion really looks like in ... (by jonnin)

by anoanomous

HELP with Writing c++ statements to find a positive value that is divisible by both 11 and 12. (using while loop)

Write c++ statements to find a positive value that is divisible by both 11 and 12. Use a while loop...

[3 replies] Last: then there is no sensible place for a while loop. You just check 11 &... (by jonnin)

by racercat

Using find in a vector of strings to find only part of the string

I have a file that contains phone number mapping in the form of: 4475825 9876523 The idea is to re...

[no replies]

by ElleJay

Pointers and memory locations

My code is to read from a file, the id, maths score and English score and determine each of their gr...

[3 replies] Last: a good and fair question! first, modern c++ greatly reduces the need f... (by jonnin)

by bridgetf

2d array with random numbers program

Hi all, I was wondering if I could have some help with logic for the following program prompt: ...

[1 reply] : To give you an idea. #include <iostream> #include <random> int rand... (by chicofeo)

by beginner1127

add 2 string number in c++

I have no idea why I can't compile my file // NOTE: The ONLY files that should be #included fo...

[9 replies] Last: > const int a, const int b, and also const int hsum. why do you put co... (by JLBorges)

by Dr4g

Printing an output after a variable input.

I would like to know how to to print Line 11 and Line 13 in the same line but to enter variable in ...

[2 replies] Last: I wanted to print the second statement right after entering a variable... (by Dr4g)

by Baluv3

Converting C filestream to C++

I have reconstructed a C code to C++ but I have no clue what to do with the file stream. but I want ...

[6 replies] Last: Can you do the same for other functions which has the reading from fil... (by Baluv3)

by beginner1127

hex to dec in string

can someone explain it how it works? for example, A4h,for int base, does it mean 16^0 which is 1? b...

[3 replies] Last: c++ can convert string hex to int for you, if you didnt know that. Th... (by jonnin)

by arielga96

Structure and vector help pls!

Hi, I have a small problem when I use push_back to save a structure in a vector, the last value is r...

[3 replies] Last: Change auto point #include <iostream> #include <vector> #include <s... (by arielga96)

by tdleanz

asking for input after computation

So i ask for input, user enters 50, then program displays 1-55 and outputs the sqrt of pi. After I d...

[1 reply] : If you don't want to enter "s" just remove the entire loop on line 80. (by coder777)

by boypetey17

Need help with my C++ program please.

So everything checks out for the most part. The problem comes when I press N. I tell the user say to...

[2 replies] Last: Thanks for the reply and help. The N part was driving me crazy. I will... (by boypetey17)

by drew026

Inheritance - out of scope error

For some reason my syntax is wrong and I'm getting an error. I am writing code to learn inheritance...

[1 reply] : Hi, Try this: #include <iostream> class Shape { public: virtual ... (by TheIdeasMan)

by RandyAcc007

Create An Adjancy List from Txt File

Hello, I recently started coding in C++ and I am trying to create a graph.I looked up some tutorial...

[1 reply] : Something like this, perhaps: #include <vector> #include <map> #incl... (by JLBorges)

by logana

Problem with this code for an example of a Class.

I am using Visual Studio, 2015, and need help with this C++ code. The aim is to show a basic example...

[2 replies] Last: Sorted, all I needed to do was go into Project, options> and click C++... (by logana)

by matapexxxX

Recursive Binary Search

So i'm trying to write this recursive binary search but I need to do it with 3 arguments within int ...

[2 replies] Last: So I channged to this #include <iostream> using namespace std; int... (by matapexxxX)

by yepicubef

Question ?

Hello , im new in the C++ world so my teacher ask me for a program and he type like this in the ...

[2 replies] Last: Thanks (by yepicubef)

by awong918

How to add in commas to output after reading a number from a file?

For example, the file says 13144 After reading in the number, how do I print it out so it says "13,1...

[2 replies] Last: I'm assuming it's ok to use the Standard Library for this(since the as... (by awong918)

Beginners - February 2018 (Page 14)

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