Beginners - C++ Forum - February 2016 (Page 17)

Hello! I am writing a small program and I need an array that contains 1.000.000.000 numbers. When I compile it, I get the error "size of array 'v' is too large....

[3 replies] Last: You are allocating 1 billion numbers. If those numbers are integers, t... (by dhayden)

by closed account SGEwURfi

NEED SOLUTION 2

7) Write a program to create a customer’s bill for a company. The company sells only five different products : TV , VCR , Remote Controller , CD player, and T...

[2 replies] Last: Please stop spamming the forums, we're not your slaves. Post in The jo... (by TarikNeaj)

by closed account SGEwURfi

NEED SOLUTION

Write your question here. 4) Implement the program which reads a character from the user as the indication of color of the traffic light, and send a commen...

[2 replies] Last: And I need a billion dollars so I guess we're on the same boat. On a ... (by TarikNeaj)

by Elementalist

How to divide a string into pieces.

Hi guys, I have a text file in which lines look like this: string, int string. And i would like to divide it and send every element to its structure. ...

[1 reply] : For this, I would look at the standard regular expression library (int... (by TheToaster)

by Gondvanaz

A program which finds the divisors of the numbers

This is the decision given in the book but for some reason it doesn't work at all when i type in odd numbers like 3, 5, 7, 9, 11, 13 etc. Also i can't understan...

[4 replies] Last: Thank you very much for the good explanation. This helped me a lot. (by Gondvanaz)

by closed account 2z7XjE8b

Using Loop problem

Hi all, below is a code I have written so far for my assignment. What I am suppose to do: The program uses a loop to prompt the user to enter the custome...

[3 replies] Last: What am i doing wrong here? Probably input. If you move what I sa... (by TarikNeaj)

by vickyhu95

Converting a string of words of arbitrary size to an array of C strings

Hello! I am working on the below program right now. I am asked to convert a string of words to char array. The libraries included are the only few that I can us...

[1 reply] : Since main function can not be altered, I have to return an allocated... (by cire)

by saherch

Understanding strcmp implementation in 'C'

The below function is from the link: http://clc-wiki.net/wiki/C_standard_library:string.h:strcmp It's the strcmp implementation in 'C' and i am guessing t...

[4 replies] Last: Thanks man! =] (by etrusks)

by nanJIL

Increment and decrement operators

What differences between ++a & a++? Result? int a = 5; ++a; // means a= a+1 cout<< a; cout << ++a; cout<< a; int a = 5;...

[1 reply] : Wouldn't it be faster to try running it? (by helios)

by Jpinto96

Grade book program help

Ok so im making a grade book program and i am slightly stuck i need to ask the user how many students they have grades for and then the name of the students alo...

[1 reply] : What are you stuck on exactly? Just ask the user for the number of sco... (by DeathLeap)

by leeram

Help with MultiplyPolynomials issue of c++

Hello everyone , This is my first post . Recently , I got problem from c++ exercise question of book , please step by step to help me , thanks a lot at advance ...

[no replies]

by alvinblee

Why are my files not opening?

#include <fstream> #include <iostream> #include <cstdlib> using namespace std; int main() { ifstream in_stream; ifstream in_stream2; ofstream out_s...

[8 replies] Last: Ok, The input files need to be in the same directory as the executable... (by TheIdeasMan)

by BudderProgram101

Hex addition program.

I am writing code to take input and then convert it from decimal form to hexadecimal form, then add said hex numbers and display them. I know that what i have i...

[3 replies] Last: what is stoi? s tring to i nt... (by integralfx)

by BigMMM

can you guys help me write this program?

.

[5 replies] Last: How do you expect to learn if you let others do it for you ? (by SamuelAdams)

by CGunn86

Managing larger projects

I've been messing with SDL2 lately as I've peaked an interest in game development. I'm not having any issues code related but rather a project scope issue. I'll...

[2 replies] Last: SDL2 is a library though, isnt it? So what are you suggesting? (by CGunn86)

by aiiight

Help with output (random spacing problem)

so I'm writing a program that will output a ratio of anything the user types in, and it's all working - the problem is that the output prints with a space befor...

[3 replies] Last: getline(cin>>ws, itemOne); Skip whitespace before extracting th... (by cire)

by joshuatz

Returning value from a void function

I want to return the add value from the void function to the main and output the answer in the main. How would I do that? #include<iostream> using namesp...

[2 replies] Last: Or have additional function argument (references are neat too): void ... (by keskiverto)

by armando2

Show all numbers betwen 2 variables

How to show all numbers betwen 2 variables example from variable n1 = 1 to variable n2 = 10 Thanks

[2 replies] Last: Oh :D Thank you so mutch :) (by armando2)

by Gondvanaz

A program which determines if a given number is prime or not

Hi. So... basically i can't understand why the program "thinks" 2 is a prime number. I mean... i know that 2 is a prime number but i can't get why the program t...

[7 replies] Last: It is easy to test: #include <cstdio> int main() { int num = 7; ... (by keskiverto)

by aerichsen

passing functions

I'm having problems understanding how to pass a function. It is giving me that a and b is not declared in this scope. using namespace std; #include <iostre...

[9 replies] Last: thanks =) (by aerichsen)

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Beginners - February 2016 (Page 17)