C++

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Beginners - January 2016 (Page 12)

Is types such as int64_t , int_fast64_t and int_least64_t even created using C++ or C? If it is is that done something like this? #include <cstdlib> ...

[7 replies] Last: GCC already supports 128-bit integers (see __int128). It requires hard... (by NoXzema)

by Roxanne Sofia

Point Location

Hello, I'd appreciate some help: here I managed to write some code, whose purpose is to give result TRUE(1) if point Z(a,b) is NOT in the circle with center ...

[2 replies] Last: Many, many thanks!! I understand now, I'm trying to get used to the ... (by Roxanne Sofia)

by RogueHunter1913

Snake Game

Hello, I'm trying to make a scoreboard for my snake game. I want the program to let 3 people play in turn and keep track of their high scores. After all 3 playe...

[2 replies] Last: So it would seem? I had a friend in my class working with me in writin... (by RogueHunter1913)

by elaleph

ncurses beep don't work

I'm using Ubuntu Linux and trying to yield a beep sound in several ways. But nothing is working: #include <iostream> #include <ncurses.h> int main() ...

[9 replies] Last: @helios EDIT: Try surrounding the #include with extern "C" { } Are y... (by elaleph)

by Billyin4C

Close but no cigar! lil help!!

SO I'm close but not quite there. I'm having trouble with my if statements I believe. A number outside of the range doesn't trigger the cout << "Please enter ...

[10 replies] Last: Alas! Thank you for your help Learning is Fun (by Billyin4C)

by redbull1996

Linear Searech

Hello, I have a problem with this search.I know what the algoritm must do, but when I enter a number above 10 it says the number is in the array but that is not...

[4 replies] Last: Thanks now it is working ! And sorry I forgot to format the code. (by redbull1996)

by anuasya

How do I solve this error???

I have been trying to compile this for a while but it keeps saying:- C:\User\HP\Documents\C-Free\Temp\Untitles3.cpp:54: error: no match for 'operator ' in '...

[5 replies] Last: Ty... :) It is working now Actually I dint notice tht i had declared i... (by anuasya)

by pdp

Arrays and Functions

Hi all, I am writing my first C++ program to test out pointers and classes. I don't understand what I am doing wrong here, but it doesn't return the corre...

[4 replies] Last: Thank you - so would you say this is not the correct way to go about i... (by pdp)

by zemnieks

Natural number factors that are some other natural numbers squared.

So, this problem asks me to give such natural number "n" factors that are some other natural numbers squared. I have gotten this far, but I can`t figure out how...

[3 replies] Last: Yeah something like that. (by Stalker)

by etrusks

operator++(int) and --(int) for my class INT

Hi, wanted to ask if this is a correct way to implement post increment and decrement. This class is supposed to work like build in int . class INT { int i;...

[2 replies] Last: Tnx you man! :) (by etrusks)

by Mohammad Sianaki

Need help with 2D array and pointer

Hi, I have some problem with pointing to a 2D array by pointer.Actually I have no idea how to do it.

[1 reply] : See if this helps - http://stackoverflow.com/questions/8617466/a-point... (by TarikNeaj)

by zemnieks

Program that turns decimal base to any base from 2 to 16

So I`m trying to write a code for program that turns any Natural dec number to a number with any Natural base. Basically the task is to make such program for Na...

[2 replies] Last: I have never used this function, but I could look into it. Thank you! (by zemnieks)

by ramanxcoke

Number Guessing Game not Working for Negative Numbers

Hey there -- trying to write a program that allows the player to pick a number, and then tells them if it's too low or too high until they get the right answer....

[3 replies] Last: Also I should mention that I never had the problem you described, It w... (by TarikNeaj)

by Maxy

Range-based for loop

Please who can help me with more explanation on Range-based for loop.

[1 reply] : This video explains it well - https://www.youtube.com/watch?v=kU-M2L0J... (by TarikNeaj)

by jDurks619

Need help with commas in calc program

While perfecting and adding things to my first calculator program i ever wrote, i have all the basic things and now, I'm left to wonder how to make numbers like...

[4 replies] Last: How about this? https://ideone.com/3N8PvS #include <iostream> #incl... (by integralfx)

by g3n0m3

crossword algoritm

this is my naive implementation for a crossword algoritm. this algorithm puts all words from a given vector into a given matrix ... it tries a backtracking apro...

[1 reply] : Does it work ? (by SamuelAdams)

by killerelite

Need Help WIth my Sudoku Code

Write your question here. #include<iostream> using namespace std; int sudoku = { {0} }; int checker ; int check = 0; void solvesudoku(int, int); bool che...

[4 replies] Last: Whats wrong is that it isnt solving the sudoku fully . Have a look ... (by TheIdeasMan)

by gutty333

Problem with rand()

Hello folks I am having a really odd problem with the random number generator. For example when I set the max range to 6, I am getting some results that are 7. ...

[4 replies] Last: thank you will most definitely take a look (by gutty333)

by Thomas93

Run time error?

A bit longwinded: I am trying to create a program which is a sort of guessing game from Stroustrups book (chapter 4, question 4). The user thinks of a number, a...

[4 replies] Last: Thanks - ended up realising confused myself with my double variable an... (by Thomas93)

by zemnieks

C++ tasks

Hello! I have two C++ tasks, i can`t manage to do, because my C++ game is yet not strong enough. If you can, please help! 1. Row a(1..n) is called saw-type...

[1 reply] : These are not beginner level assignments. Surely you can at least sta... (by cnoeval)

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