C++

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Beginners - April 2016 (Page 36)

Hey guys, I've been trying to save user input to an excel .csv file, but I can't seem to get it right, nothing is printed, also, how can I make it so it writes ...

[1 reply] : To give you an idea, look at lines 38 to 50: #include <iostream> #in... (by chicofeo)

by skitini

Implementing Ryser's formula

Hi all, I'm currently trying to write a piece of code that gives the number of Latin squares from a formula that was found. One part of the code requires to ge...

[1 reply] : Horror code. Something is allocated with new and promptly forgotten... (by keskiverto)

by tyreliusprime

Issue with a while loop

So I am writing a simple while loop program that calculates a discount for a number of shirts a person enters into the program. For the most part it works, how...

[3 replies] Last: Line 54: Remove the ; The ; makes the following statements unconditi... (by AbstractionAnon)

by ash54546

Reading in multiple files into a c++ program

If I have a folder that has 3 .csv files in them and I want to read in the data and store them in a vector, how would I go about this? I know how to read in a s...

[1 reply] : If I have a folder that has 3 .csv files in them and I want to read i... (by pnoid)

by CopaceticCoffee

Trouble with my counter increments

I'm trying to create a counter that increases in increments of two in the first column and then also increases in the second column with the numbers in the firs...

[3 replies] Last: I forgot I posted a response here. Sorry. Right above your cout in you... (by pnoid)

by Unisaurus

I need help with C++ quiz grader

Okay I have been stuck on this code for about a week, and my professor is not really helping me so I thought I would go here. This is what I have to do : Using ...

[3 replies] Last: Thank y'all for the replies. Yes I have figured out the code, and I di... (by Unisaurus)

by thor36

How to build a program in IDE, with information from makefile that built it (in msys mingw)

Greetings all, I used msys64 - mingw32 (on Windows 7, 64 bit) to build a 3rd party library (https://sourceforge.net/p/libosmscout/code/ci/master/tree/) using a...

[no replies]

by bryan1288

Print Deepest node

How should i print the deepest node,i using count to print but it doesn't work pls help and guide me.Here are the code i have write. template <class T> ...

[4 replies] Last: the node store their depth Then perhaps something like: U * foo( U ... (by keskiverto)

by Adeelpak

C++ program unknown error

Dear Experts, I'm learning c++ from a book. It has a exercise which is giving error Eclipse c++ compiler Error: strcpy was not declared in this scope ...

[3 replies] Last: Error: strcpy was not declared in this scope Error: strcat was not de... (by jlb)

by skindig123

What to do Dynamically Allocated Arguments

Hi, Forum. How do you delete new memory allocated in a function call argument? Or should you? So let's say you have a class with a construc...

[1 reply] : Smart pointers would be required if you must do what you have describe... (by ChajusSaib)

by hayyan

simple calculator

#include <iostream> #include <cmath> using namespace std; int main() { int a; int n1; int n2; cout << "enter operator: " << endl...

[1 reply] : int a; should be char a; instead. (by Hesham0)

by Vangyra

Run into some problem looping

Hello. So, I'm new to C and I'm currently trying some new code with C. However, I stumbled upon a problem with this code. I tried to do a selection loop where ...

[3 replies] Last: Oh lol. I see.... Thanks guys.... I'm totally noob when it comes to th... (by Vangyra)

by Hesham0

Nested For Loop

Ok so, my teacher want us to use 2 nested loops to output this * ** *** ** * I gave it a try, and got this output. However, he didn't like the way I did...

[4 replies] Last: Then do your own: int n; if (x < 0) n = 3+x; else n = 3 - x; ... (by dhayden)

by dnorton

File Manipulation Program

This program is designed to change the values of the characters in a file and "encrypt" or "decrypt" them by adding or subtracting a user-entered key from each ...

[4 replies] Last: I think it was my compiler, as it runs now on a different one. But the... (by dnorton)

by g0ldt1g3r

How to write a test driver?

I'm supposed to create a test driver for this program but I have no idea what exactly that entails. I've looked at the test driver tutorial that pops up on goog...

[2 replies] Last: The first step is normally to take paper and pen or maybe a spreadshee... (by Thomas1965)

by crimhaze

Strings and vectors, deleting duplicates of a word in a sentence.

So I have to make a code checks if a sentence is read the same forwards as backwards. Then make sure there are no duplicates of the same word used twice, ex - "...

[3 replies] Last: Are you looking for duplicate words or repeated words? In other words... (by dhayden)

by TheYatoGod

Opening specific link in c++ program

How can I open a link using the input that the user gave in a c++ program? For example I want to ask the user to enter their facebook name/youtube channel name ...

[2 replies] Last: Hey, thanks for the reply! My code now looks like this and works as in... (by TheYatoGod)

by jicast21

Double function returning the wrong product

I am trying to write a program that displays the total pay for an employee with a time and a half overtime pay. I am entering in 41 hours and a pay rate of 10, ...

[1 reply] : What is line 11 supposed to accomplish? (by cire)

by slex04

Need some assistance please

I'm a beginner with C++ and wonder if someone could assist here. #include <iostream> #include <string> using namespace std; void inputData(string name, st...

[1 reply] : The cin>> reads one word only. No spaces inside. Use std::getline ... (by keskiverto)

by HotaLIsa

How do I extract a single digit from a 3 digit whole number?

This isn't a homework question, I'm just curious. If I had a program that calculated a 3 digit number, say 123, how can I get just the "1"? I'm trying to print ...

[2 replies] Last: http://www.cplusplus.com/forum/general/78209/ (by DirtyDan)

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