General C++ Programming - C++ Forum - February 2020 (Page 3)

by simpleScript2k20

Getting errors when i'm using scanf

Hello guys, i'm new here, i want to learn c++. I worked for about 3 hours and i have a problem with ...

[4 replies] Last: Thanks for help, i resolved. Have a good night! (by simpleScript2k20)

by kboeser83

Getting errors when using enum

Im trying to setup enum for the name of the coffee in my struct but I keep getting an invalid use co...

[7 replies] Last: #include <iostream> #include <string> int main() { std::string c... (by againtry)

by Dee5

Java to c++

Sorry I know Java more than c++ and I did this challenge given to me in Java but its suppose to be i...

[13 replies] Last: Do you need to get your strings stored in an array of sort or not? Sho... (by Enoizat)

by BBrandon

How do you solve these problems using algorithms

I've been in this USACO training camp, and there are quite a few problems that I don't know how to s...

[12 replies] Last: is robot posting spam link with gibberish AI generated nonsense floati... (by jonnin)

by marhuum

MS vc library that apart between directory path

What function in MS vc library (Visual Studio environment) that apart between path of the directory ...

[7 replies] Last: Some of the built-in commands are still awful at accepting /, e.g. ty... (by Ganado)

by volang

SOCKET Sending data

Let's say I use winsock send() to send e.g. 500mb in one send. These 500mb, are they all sent to th...

[7 replies] Last: Thanks for answers) (by Bra599)

by Dee5

Finding and replacing duplicates in string (1,2)

Hey guys, I'm trying to make a program which will count the number of unique words in sting then fin...

[37 replies] Last: nameslist is an array, it does not have a a "nameslist.length". Use no... (by Ganado)

by Slee p

How to store string in array?

Fairly new to classes, so sorry in advance. I need to store fruit names e.g. apple & banana in an ar...

[3 replies] Last: You should be doing something like this. Note that I made a few change... (by againtry)

by fewdiefie

can't print unicode characters

I can't print the chess symbols on the console (♔♕♖...) I've already tried HANDLE cons = ...

[4 replies] Last: I do not know if the limitation existed in previous versions. Setting ... (by Duthomhas)

by Rami Mokg

Please help Debug this program for me

#include <cstdint> //To get size info for INT. #include <cfloat> //To get size in for float #inclu...

[1 reply] : Welcome! If you want help, help us a bit. put it in code tags <> on t... (by jonnin)

by Dee5

Puzzle hrlp (1,2)

Hello guys, I just want to be truthful with you. This is an assignment I was given and I have no ide...

[26 replies] Last: @Dee5, if you change vector<string> grid(N); for ( int i = 0; i... (by lastchance)

by Indresh Bharadwaj

I am making a program to take no. of test cases from user and then input in linked list and print them.

this is my code but its not running... #include<bits/stdc++.h> using namespace std; class Node{ ...

[1 reply] : The problem is this: if(head1==NULL) It should be if(head1!=NULL... (by coder777)

by jonnin

for Dutch vectored tree

I lost the thread where we were talking about this, but decided to make a crude and rough hack at ex...

[5 replies] Last: Ah, yes, it is indeed a very useful way to organize a tree, especially... (by Duthomhas)

by Mathhead200

Weird std::map problem (1,2)

I'm running into a weird problem where std::map.at("...") is throwing an out_of_range exception, b...

[28 replies] Last: What a surprise - a pink slip - a Red Shift. (by againtry)

by SaltySwann

if statements with strings not returning true and entering if statement

trying to get the program to close if the user inputs "exit" for filename but the if statement isn't...

[2 replies] Last: cool thank you (by SaltySwann)

by denbja9

dir_socket

Hi, I am trying to send many images from the same folder via socket. Even though this code runs, t...

[18 replies] Last: Did it work? (by salem c)

by zongul

Unresolved external symbol

I want to create a project and I get an error. This is the code: #include <gwcore.hpp> #include <g...

[2 replies] Last: > unresolved external symbol _WinMain@16 iirc, that happens when you d... (by ne555)

by scorp08

Help for typedef arrays

Hello All For the vptr pointer, is it allocated as or ?? int nshoot = 10; typedef...

[6 replies] Last: vptr is a pointer. it is a 'word sized' integer, nothing more. wor... (by jonnin)

by julie2019

C++ on a Watch

Brad started programming in BASIC when he was 9, primarily on the Apple IIe, transitioning to QBASIC...

[no replies]

by zongul

'[': is not a member of 'GwDynArray

My compiler says that at this point is an error: T_& operator (int nindex) { return *(T_*)&(Gw...

[5 replies] Last: Is the access to operator correct? I commented the two operator functi... (by zongul)

General C++ Programming - February 2020 (Page 3)

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