Beginners - C++ Forum - December 2016 (Page 6)

10-Digit non-repetitive randon generator

Hello I need help with creating a 10-digit random number generator such that when a number is generated it does not get generated again and that the digit do...

[5 replies] Last: Or, with a bit less waste of random numbers: #include <iostream> #inc... (by lastchance)

by DeathLeap

sum of numbers in vector

let's say i want to sum five numbers in a vector. 1 2 3 4 5 but i want to leave one number off. like this: 2 + 3 + 4 + 5 1 + 3 + 4 + 5 1 + 2 + 4 + 5 1 + 2 ...

[5 replies] Last: Are you saying you want to delete one of the numbers, and then total t... (by VX0726)

by misslyss

Trying to sort names alphabetically?

Hi I'm trying to sort user entered names alphabetically. I'm getting a lot of errors and my code doesn't compile. I'm very exhausted so I'm not sure if I'm just...

[5 replies] Last: Could you clarify, what exactly is the message in the popup please. (by Chervil)

by SCB3

How to display from a class? (1,2)

The issue I'm having is placing elements from a text file into a 2D Array in a class and then displaying from main, I'm not sure how to do this part: clas...

[22 replies] Last: [quote=SCB3]Seriously? I'm was looking for some help and may have misw... (by TheIdeasMan)

by YahooAccount

how to become a better programmer

Hi, I just finished taking a class in C++, I did well on this course but did not do excellent. Struggled with the testing aspect of the course. What advice wo...

[5 replies] Last: Hey, so I was taught to used standard library before the int main, bu... (by helios)

by biwkina

set (1,2)

how can i get sum of any two members in a set?

[27 replies] Last: Thanks Keskiverto, I almost spotted the pattern and particularly th... (by lastchance)

by imohamme5

Java to C++

void Person::setDOB(int d, int m, int y) { day = d; month = m; year = y; } string Person::getDOB() { return day + "-" + month + "-" + year;...

[9 replies] Last: Thanks for all the help, I got my program working. Cheers guys, (by imohamme5)

by StrawBerry Lips

Does TutorialsPoint have all C++ tutorials?

If not can you give me free websites with all tutorials for C++.

[4 replies] Last: Unfortunately, the vast majority of online tutorials for C++ are outda... (by Albatross)

by sneakyninja0129

cin is being a pain in the ass

#include <iostream> #include <string> using namespace std; int command; string version; string username; int main() { username = "Default"; ver...

[11 replies] Last: > if (username != username) > When is that ever going to be true? ... (by ne555)

by James Yeoman

Including header files from a sibling folder

My current folder structure is as follows <project_base> | |--<build> | | | |--<cmake>{CMake related files} | | | ...

[2 replies] Last: https://gcc.gnu.org/onlinedocs/cpp/Include-Syntax.html#Include-Syntax ... (by ne555)

by masecla33

Unknown error

This code gives me an error. #include <iostream> #include <windows.h> #include <stdlib.h> #include <time.h> using namespace std; /**...

[2 replies] Last: Change string cara ; cara ='/'; cara ='\\'; to const char cara = ... (by Chervil)

by Kyon DW

Utilizing a function with a passing value

Hi, I am a student and new to proramming. I just learn function last week and yesterday i got an assignment from my teacher that i can't solve. Here are the ...

[5 replies] Last: different concepts, don't mix the two: (a) non value returning (void) ... (by gunnerfunner)

by markusfurst

Creating a list

Hi, I'm trying to create a list where the user inputs a first name and a last name to the list. After the user feels satisfied with the number of persons in th...

[7 replies] Last: void searchperson(const vector<Person>& persons) { string search... (by gunnerfunner)

by Avarghese

Need help with calling/defining functions

This program consists of three functions which will ultimately calculate an area. The first function requests the user to enter a few numbers and then calls the...

[2 replies] Last: This: //following is the Simpson function { double Simpson(int ... (by MikeyBoy)

by Day Vide

Run system as administrator

How can I run a command with the system function as administrator ? system("command") // want to run command as administrator

[4 replies] Last: The "as Admin" is broad. Surely the Windows API offers a selection of... (by keskiverto)

by ivanov ivan ivanovich

Erase member function of vector class

In the following code, the iterator points to the next element of deleted element of vector. Can you please explain it to me. Thank you. #include <iostr...

[1 reply] : std::vector::erase Invalidates iterators and references at or after t... (by JLBorges)

by saintsam

Need help

10. Write a function called smaller, with two integer parameters,that returns the smaller of the two values passed to it. For example, if the call is smaller(3,...

[11 replies] Last: I'm a self-motivated beginner that's great and good luck! May I al... (by gunnerfunner)

by Extinqt

What am I missing?

Write a program that reads in letter grades for a class of 20 students and displays the number of students who passed (D or better) and the number who failed. (...

[2 replies] Last: Hello Extinqt, In addition to SamuelAdams suggestion you are missing ... (by Handy Andy)

by CePP

Riemann zeta loops.

Hallo there, I have to make a program which will solve Riemann zeta function(2) [1/pow(n,2)] = 1,645... It has to calculate it in 3 ways. 1. For loop witch was...

[4 replies] Last: CePP, When I ran your code it produced the following output: For 1.64... (by lastchance)

by bird1234

Apps

Can i create android and ios apps using c++ or i have to learn java and c# to create android and ios app

[4 replies] Last: thnx all for replying :) (by bird1234)

C++

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Beginners - December 2016 (Page 6)