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Beginners - May 2019 (Page 9)

This is my unfinished code for Chutes an Ladders. How would I get draw_board and draw_box to print in rows and columns? Any help is appreciated. Thanks #i...

[no replies]

by mrtammy2008

cin.fail() is still executing when there's an integer in the front of the input.

Why does the code below still execute and move on to the next line when it's not supposed to. Here's an example, when amount_input is 2w , the program still ...

[4 replies] Last: Hello mrtammy2008, When I look over the responses I feel as you do no... (by Handy Andy)

by mrtammy2008

How to handle stoi conversion error?

I am trying to convert a string to an integer using stoi, I have never touched on try catch and don't know how to handle the exception or error given by stoi. T...

[8 replies] Last: No, due to line 13. Yes, due to line 9. Why are you wasting your ti... (by Duthomhas)

by MysteryFlavour

Simple code isn't compiling

Hey y'all, this simple code I've been working on isn't running on visual studio. I'm not sure why, although it stopped working after I attempted the for loop. T...

[4 replies] Last: @mbahmimpi Hahaha (by MysteryFlavour)

by JayGln

printing linked list

I have a linked list that I am trying to print out part of a movie theatre POS system for sold tickets. I made a class(Sale) that holds all my data for the numb...

[12 replies] Last: Hello Andy, Sorry I haven't responded I was trying to find a way to m... (by JayGln)

by hixtus

Incorrect/Partial Output - Stuck please Help!

Hello! Please help. I'm stuck. Thank you so much :) I was tasked to create a program that would output the shortest paths to all other nodes . So for example...

[1 reply] : Duplicate. http://www.cplusplus.com/forum/general/253681/ (by Duthomhas)

by idknuttin

Does a set in C++ run in parallel, if not does C++ contain a set that takes advantage of OpenMP?

The standard container in C++ called a "set," I don't think it uses multi-threaded programming because it only uses one binary tree correct? Is there a conta...

[7 replies] Last: [quote=sadraint]I don't agree with you With whom? About what? (by Duthomhas)

by Sholi

incorrect output of stof() function

I wrote a program to read lines from file, which has few float numbers written on it, length of decimals is 6 to 7 , but when converted to float using stof() l...

[4 replies] Last: Why? I can understand your point for more complicated code but for ba... (by jlb)

by MikeStgt

Under http://www.cpp.sh long same size as long long

// Test long vs long long #include <iostream> int main() { unsigned long long x(~0), y(0), z(x); for (; z > 0; ++y, z /= 2); std::cout << x...

[8 replies] Last: On gcc you can include <cstdint> and try __int128_t or __uint128_t. ... (by MikeStgt)

by calioranged

VS Warning if Initialiser List Added

If I define the constructor without an initialiser list, there is no warning, but as soon as I add an initialiser list, I get the warning 'function definition n...

[7 replies] Last: No problem. [quote=Varrick]You can get the fancy quote header with th... (by calioranged)

by Pecvx

Simple logic question

What does the logical expression !vec.size() == 0 mean? I tried googling it, but didn't really find any answer.

[4 replies] Last: I agree, simplify and clarify. first, the original expression does 2 ... (by jonnin)

by jasper hall

Fitting

Hi every one. I have two text file. I wanna to fit two curve on this data points and then i wanna to find the cross point of two curves. can you help me?

[5 replies] Last: This two text file are the result of my main code Sorry, but if you ... (by MikeStgt)

by stoneJax

While Loop

I set up a while loop as a validation routine that lets the user type quit to quit. For some reason the loop enters as true when I have tried to make it false. ...

[4 replies] Last: strcmp() is found by #include <cstring> > Actually it seems to be w... (by salem c)

by sk123

What is the approach to this problem? (1,2)

https://www.codechef.com/MAY19B/problems/MATCHS Ari and Rich are playing a pretty confusing game. Here are the rules of the game: The game is played with ...

[25 replies] Last: > Question 4 of May Long Challenge ADA ROOKS 2, what is the approach ... (by anup30)

by PiggiesGoSqueal

Doubly Linked Lists - Pushing to front of List and Printing Backwards

Please Note: This is a homework assignment, however, it was due ~3 weeks ago and I'm only doing it for the learning aspect. I'm trying to make the program pu...

[13 replies] Last: Thanks for your replies keskiverto and MikeyBoy! Very informative. Apo... (by PiggiesGoSqueal)

by AxA

Do you know a good C++ interactive course?

Hey, i am looking for an interactive c++ course online. Not only videos! i want a course where i can practice my skills too. do you know any course like th...

[1 reply] : I'm sure there are lots around if you look, but here are a few places ... (by Cheddar99)

by medosz

Calculate and store value in data member

I wrote a program. It should calculate the VAT and the net cost of the bills. Anyone can tell me how can I calculate the net and the VAT and to store its valu...

[1 reply] : You have two options: * call bill1.setVAT() and bill1.setNET() before ... (by keskiverto)

by dd95

LNK2019 even if I included the lib (1,2)

Hi, I create 2 solutions, one is supposed to be a library that I now need to use in the second solution. I followed all the steps I found online, so write t...

[20 replies] Last: Hi, I managed to find the problem, but not the solution. So there is... (by dd95)

by jacapiwsko

Variable in other class is not updating.

Hello, I have an app where user can change a variables - delays, hotkeys etc. I do the "config saver" but it recieve "old" (not updated) variables. "Variable ch...

[10 replies] Last: Oh thanks, working! (by jacapiwsko)

by stoneJax

toupper

I have created a function that takes an array of chars, and two arguments as bounds for indices that are to be checked if a word is a palindrome (spelled the sa...

[4 replies] Last: I can see it with the pointers in the if statement. That makes it work... (by stoneJax)

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