Beginners - C++ Forum - January 2017 (Page 5)

Floating exception (core dumped) error

Hi, I get the error 'floating except (core dumped) at the end of this program when I run it. EX: I input 2 for labs and input a 4 and a 6 for points. At the...

[2 replies] Last: Hello crowandrabbit, To expand on what Chervil said. Line 6, I would... (by Handy Andy)

by suksham

Increment error

Increment error please help!!! #include<iostream> using namespace std; main() { int a=7; cout<<a++<<a++; cout<<a; } The output of the progr...

[6 replies] Last: @suksham By the way, do you used the paid version or free version of ... (by boost lexical cast)

by zeroisk

Need help with how to use ifstream &operator >>(ifstream &in,DATA &d);

dsf

[5 replies] Last: Note that argv is the name that was used to invoke your program. If ... (by Peter87)

by baraanashed

recursion function

how to write a program that do this ? i need help please {2*f(n-3) +f(n-2)+f(n-1) x>1} {1 x=<1} A. A: What is the result of ...

[3 replies] Last: #include <iostream> using namespace std; int f( int n ) { if ( n ... (by lastchance)

by Alks

Simple 'delete []' ptr ownership question

Basically I'm just asking if this works: int* ptr1; if (true) { int* ptr2 = new int ; ptr1 = ptr2; } delete ptr1; Sorry for the sim...

[8 replies] Last: cire: you're right ptr2 being in the inner scope indeed (by gunnerfunner)

by crowandrabbit

Same 'thing' gives different outputs

Hi, I'm having trouble with the int lab() part, specifically at the end, when I put in my calculations. What I'm trying to find is the average points of whateve...

[6 replies] Last: Thank you, I just got it by adding r = (points*labs)/labs*10 inside... (by crowandrabbit)

by wildcat123

Multiple Functions

My program will not work. I have tried numerous times to change things but it still wont work. Can someone please help me with this program. #include <iostre...

[1 reply] : From a glance I see you got some rogue brackets. You should use the co... (by Golden Lizard)

by swilli59

Classes and for loops: num[i] only storing one set of inputs?

I'm working with creating a weighted average calculator using classes. Everything is working fine, except that, in the main function, I'm trying to print out...

[1 reply] : The correlation of the names and the grades does not work that way. Yo... (by coder777)

by bamboojack

segmentation fault (core dumped)

I keep getting 'segmentation fault (core dumped)' what is causing it? How do I fix it? #include <iostream> #include <string> #include <fstream> #includ...

[2 replies] Last: Thank you so much (by bamboojack)

by callmegeek

I dont know how to write the code of the following code

write a program to display the no which are divisible by 3 or 5 and add it

[6 replies] Last: @AbstractionAnon thanks a lot the code works after one change in it ... (by callmegeek)

by chinaski

question about Dietel exercise

I have started taking my first course in c++. I'm curious why I the program won't run if I don't initialize the int variables with a value. If I write "int m...

[5 replies] Last: Thank you for the reply! Sorry if I seem slow, but just to clarify, b... (by chinaski)

by Devynao

If Statement Not Working (1,2)

Every time I enter 1,2,3 it still gives me the cout for the first one. #include <iostream> #include <string> using namespace std; void MainIntro() ...

[21 replies] Last: it returns to the menu. All functions return to the line after th... (by closed account 48T7M4Gy)

by irasw

Visual C++ Database Programming

Been out of the C++ loop for a few years. I did some C++ database programming a while back, and just wondering what is the current preferred method of connecti...

[no replies]

by simer

Stop reading numbers from a file

How to stop reading numbers from a file? Example I have 30 numbers in file, maximum size I give is 100. The program still read until 100 although it has onl...

[8 replies] Last: It works! Thank you JLBorges! (by simer)

by rfitz123

Trouble with a counting if statement

I put together a little code to test colors and I'm not really sure whats wrong. I had the system output the value for the a variable as well but I'm still not...

[1 reply] : Try something on these lines: #include <iostream> #include <Windows.h... (by gunnerfunner)

by jvardam

how do i line up my code

How do i make my output look like this: Please enter the Quantity desired: 5 Please enter the Unit price: 10 The Quantity desired is : 5 The Unit Price i...

[2 replies] Last: #include <iostream> #include <iomanip>//for stream manipulators usin... (by gunnerfunner)

by jvardam

Dont know what is wrong with my code

Can someone please help me with this code. #include <iostream> using namespace std; int main() { // This program calulates the unit price. // Writt...

[8 replies] Last: It Worked! Thank you (by jvardam)

by elliotawerstedt

Can't figure it out...

Hey, i get a couple of errors in my code here and i can't seem to figure it out how to solve them. #include <iostream> using namespace std; class Person ...

[7 replies] Last: Hello elliotawerstedt, The error on line 46 is because you are trying... (by Handy Andy)

by sam9623

homework help

.

[4 replies] Last: thank you I got it to work now. (by sam9623)

by amayakichi

Loop to open a file, and check it until the right name inserted

Hi! I'm a beginner and have an assignment at school. And obviously I have a mistake somewhere, and I can not see where=) I tried to rewrite everything from the ...

[7 replies] Last: You are so right! That was exactly what I missed. Now it works) Thank ... (by amayakichi)

C++

Forum

Beginners - January 2017 (Page 5)