Beginners - C++ Forum - February 2015 (Page 22)

Hi, so I know there's several forums covering roman numeral conversions out there but I'm in a intro c++ class and I have to write a code that does it with out ...

[2 replies] Last: So far I've only made it to the roman to decimal conversion. I suppos... (by brosephius)

by pacman169

Color components +mask

Good day to all, I`m stuck with bitmasking and shifting… Here is some color RGB values stored in a 16-bit value. RRRR RGGG GGGB BBBB Then I could ...

[2 replies] Last: 0x7BEF = 0111101111101111 0XF800 = 1111100000000000 (lightGray & redM... (by pacman169)

by Adambacktiar

iostream error when compiling

iostream always fatal error while compiling help #include <conio.h> #include <iostream.h> main(){ int c,i,posisi; int A ={3,2,4,10,20,1,5,8,7,9,6,5,1...

[7 replies] Last: fatal error iostream no such file or directory? It appears you have ... (by tipaye)

by Lieberten

Add value in cin question

Im new in programming... How to add to variable new value in cin? int num; num=5; cin >> num; If I would enter 2, variable "num" value would...

[1 reply] : int sum = 5 ; int input ; cin >> input ; sum += input ; ... (by cire)

by pearlyman

multi-dimensional vectors

I have a little text file and I can read it into an array with the code below. I'd like to read them into a multi-dimensional vector (or vector of vectors if yo...

[3 replies] Last: another method, without stringstream #include <iostream> #include <fs... (by anup30)

by CNerd2121

Can I convert a string to a char?

I'm trying to make several functions in a class. The point of the first function is to get a single character, ensure that the user only typed in one character ...

[5 replies] Last: [quote=CNerd2121]The point of the first function is to get a single ch... (by Zhuge)

by dagurr

Calendar Project (easy fix)

How do I get this code to work in a way that looks like a calendar. I have tried but it doesnt look right. The first week is always off i need help plz. It disp...

[2 replies] Last: Thanks for your help I spent hours and now I can understand where I we... (by dagurr)

by Torm04

Read number of characters from file excluding spaces

Hello, so the question is pretty simple.. How does one read the number of characters in a .txt file excluding the spaces? Here is my code so far. I am getting 6...

[1 reply] : You call your function, but then you ignore its return value and dupli... (by LB)

by kiri

Look over this assignment for errors and help point them out

If you could read this and help point out the errors and how to fix em I would appreciate it. I can honestly say I've learned a lot on these forums and continue...

[3 replies] Last: Oh, you edited your post while I was typing mine. A lot of line number... (by LB)

by cplusrookie

hw question plz help! (challenging)

question for coding transivity in c++ a->b b->c then a->c it should contain a main code reading from boolean matrix class for ex)input file is 8 0 1 1...

[no replies]

by daernac

Need help! (HOMEWORK)

Write a program that defines a value returning function named halfIt() that receives an integer parameter. The function should return the number passed to it, d...

[9 replies] Last: Wow...thank you so much. I'll keep you updated! (by daernac)

by CNerd2121

Class Compile Error

I need to write several functions in a class and so far my current function seems to be going OK, but the compiler is having an issue with the class itself. ...

[3 replies] Last: Review the syntax for defining a class. Parenthesis are not involved. (by LB)

by closed account zT4NhbRD

wrong use of const type?

I recently wrote a code for hw and when my TA graded it he marked me off for wrong use of const type and redefinition along with incorrect use of if, else if. I...

[1 reply] : Although that code works, it works in a horrible way, and I don't know... (by LB)

by StupidLag

for loop not working

example input from file 111 - 111, 111 222 - 222, 222 so on.. ifstream file("number.txt"); string num1 , num2 , num3 , dash; if (!file.is_ope...

[1 reply] : You wanna do it like this - if (playerFile.is_open()) { } And... (by TarikNeaj)

by YungScrublord

Multiple file program help

Hello! I am trying to write a program that has three files, two .cpp and one .h one of the .cpp files is details the function for the .h and im having trouble ...

[2 replies] Last: Shameless self bump, really stuck on this. Also i believe that for cho... (by YungScrublord)

by Adambacktiar

selected a' random problem

please help i dont' know how to add input example= if i select 1 output wil be 43 but in the random chase sorry for my bad english i'm is beginner here ...

[4 replies] Last: i want to make random number and try to call the number with input the... (by Adambacktiar)

by kiri

is this right? visual studio says so....

Visual studio corrected it, so... Is it right? I had this and it said to have this.. I had void nme() { cout << " Name:" << setw(3) << name << endl; ...

[3 replies] Last: I don't understand what you mean. Is your problem solved? Is your ques... (by LB)

by JOSEluis2796

delete in a doubly linked list

but alternates elements , ie , the first element inserted into the left side and the second on the right and then the third element inserted into the right side...

[1 reply] : > delete in a doubly linked list but alternates elements , ie , the fi... (by ne555)

by kiri

Loop until

How do I loop this until the negative number is entered and only the negative number bool run_menu = true; while (run_menu) { cout << "Please Enter you...

[1 reply] : int n; while((std::cout << "Please enter a non-negative number: ") &&... (by LB)

by jasonlutes2001

C++ Help

Good Day All, I am new to programming as a whole so bear with me. Here is my problem I am to complete for school. I have tried different coding and failed mi...

[3 replies] Last: Have you tried the cpp tutorial. What are you using You cannot jus... (by chouhaizi)

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Beginners - February 2015 (Page 22)