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Beginners - September 2017 (Page 3)

I have an assignment where we are told to estimate the value of e using the formula e= 1 + 1/1! + 1/2! + 1/3!... my code runs but, I can't seem to get the ri...

[2 replies] Last: The problem with your code is that you are not resetting your factoria... (by andywestken)

by closed account iyRG3TCk

How to add structures instead of using classes??

How to add structures instead of using classes??

[8 replies] Last: OP could give us contact details of his/her academic supervisor so we ... (by closed account 48T7M4Gy)

by Clos

Getline while loop

Write your question here. So Im super confused and can't seem to figure this out. Im trying to figure out how to get information from a file ( which I figured ...

[3 replies] Last: > where is the extra line at the bottom coming from? This (checking f... (by JLBorges)

by ghost1111

iterator and ostream

this is just an example not actual code if you were using iterator and list. You were using ostream and you wanted to cout statement how would you do that. ...

[3 replies] Last: #include <iostream> #include <list> #include <iterator> struct examp... (by JLBorges)

by HotaLIsa

help me with this crazy homework

this is my instructions "You have been hired by a local coffee shop to implement an idea the owner is sure will become the next greatest way to order a coffee...

[5 replies] Last: Thanks I got it!! Thank you so much!! (by HotaLIsa)

by WhatHaveIChoosen22

Greedy Best First Search Algorithm

Greedy Best First Search Algorithm, how to compute the length of its traverse? I have this problem that I am working on that has to do with the greedy best...

[4 replies] Last: Oh ok, Its based of the TSP so I will follow that method. Thank you fo... (by WhatHaveIChoosen22)

by donda97

Need to loop once more.

So this program should delete copies in an array. for example: user inputs 'KAADD' the output should be 'K'. Also if the user inputs 'ABBA" the output should...

[5 replies] Last: Your code should look like this: Most likely not. Have you heard of... (by keskiverto)

by Anoraki

Problem with switch case

Whenever I try to run this code it works everytime. Thing is, it should only work 1/10 times as it's a random 1 to 10 integer. I don't think it's taking the inp...

[3 replies] Last: Oh... I just realized that. Thanks for the information. (by Anoraki)

by closed account 1vf9z8AR

delete file contents(modified)

Whole file gets deleted instead of reuqired data. File.dat is the original file with already entered data. else if(option==5) { int rno...

[no replies]

by amyblackpearl

combining

can someone give me an example of c++ that combining array,pointer,looping,selection ,structure,function and program menu. i just wanna know is it possible

[no replies]

by Barbatos

Help how do I stop it from print duplicated

When I print I don't want to print out the duplicates. As it is now, it will print Alphabet : 3 Alright : 3 Apple : 3 Alphabet : 3 Alright : 3 Apple : 3...

[3 replies] Last: Hello Barbatos, You need to answer the questions: What is a duplica... (by Handy Andy)

by Bettarun3

Displaying and looping

Okay, so what I am trying to do now is to get the values displayed, and loop them for each sorting technique for the ptrarray and deref functions #include <...

[5 replies] Last: @Enoizat I wasn't being critical of you, it's none of my business to ... (by closed account 48T7M4Gy)

by mhaumhau

Cant find the Pixel color

Good day/Good Evening to everyone here at cplusplus, It is my first time to ask question about c++, I'm currently self studying this language for about a mont...

[9 replies] Last: when i debug its goes successful but when i try to use this 1 it wont... (by Thomas1965)

by b487097

System pause error

So, I have done a basic calculator program for college, but when you execute the calculation it prints the answer and the program closes. I have tried system("p...

[9 replies] Last: No problem. For reference information, cppreference.com is an excelle... (by MikeyBoy)

by amyblackpearl

why it didnt loop like i hope?

i try 3 different apps but it didnt looping,it can run but it didnt loop ,is it because wrong structure ??? if it is ,any suggestion should i try ?? #include...

[14 replies] Last: All you had were the braces {}'s ... in the wrong places. A switch co... (by closed account 48T7M4Gy)

by ghost1111

std::list and iterator

how do you return a value using std::list and iterator here an example include "example.h" public const example* getExample(unsigned int i) const ...

[6 replies] Last: What would you return instead of "return exampleOne include "exam... (by coder777)

by Demii

Counting correct answers from 2 arrays

Hi, i'm writing a program that will grade quizzes from a fixed array of correct answers, it compares this array with a text file containing student answers that...

[3 replies] Last: I would do something like sum+=arrayname Beware of mixing apples an... (by Chervil)

by Jaggy1997

swapping bytes in c

I am trying to swap bytes in c. I am suppose to swap the nth byte and the mth byte. I am given examples such as 0x12345678, 1, 3) = 0x56341278. 1 meaning n a...

[7 replies] Last: It's not the "human readable form", it's the actual value stored in th... (by helios)

by lithony

Need help with tranferring array to other array

I don't quite get what to do with the TO DO: parts of the code, how would I copy an array to new array and copy the address of new array to pointer as well? ...

[3 replies] Last: yes and no. yes, that is the correct syntax. No, you cannot just re-... (by jonnin)

by lithony

Need help with array

If i have a number of numbers in the array 0) and I declare pointer 1) and I allocate dynamic memory here for my pointer 2) and I allocate dynamic array for cou...

[1 reply] : this leaks memory. the memory allocated on step 2 is inaccessible af... (by jonnin)

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