Beginners - C++ Forum - December 2018 (Page 4)

by aceadams

I need of help on very basic question

How can I start on a new line after each time the nested loop is terminated? To clarify, I mean each...

[1 reply] : Do a cout << endl; after the inner loop finishes: #include <iostrea... (by AbstractionAnon)

by mcr99

Project Euler #14

I'm a beginner, I'm trying to solve problem 14 of Project Euler (https://projecteuler.net/problem=14...

[3 replies] Last: You're welcome. You can speed it up quite a bit (although it's not rea... (by dutch)

by alexstrinda

Arrays return different results for the same indexes

I was trying to make a multidimensional array implementing pointers. However, the SAME array produce...

[3 replies] Last: Yes, it compiled. Runtime sized arrays are an extension supported by... (by dhayden)

by closed account 1vf9z8AR

count() in map

I am new to maps in c++. Can you tell me what is wrong with my code? I want the number of occurre...

[2 replies] Last: > I want the number of occurrences of the second string std::map::co... (by JLBorges)

by closed account 1vf9z8AR

Sum of two numbers in array

Question- https://www.hackerearth.com/practice/data-structures/hash-tables/basics-of-hash-tables/...

[6 replies] Last: @ne555 Oh yes, this was the issue. selection of one box was not allow... (by closed account 1vf9z8AR)

by berce

Checking if input is integer with regex

Hi everyone; The folowing code is working but it works correctly with one chracter. So sees 1aa as...

[7 replies] Last: thanks everyone. @dutch I tried it's working 2 good int: 2 2s bad in... (by berce)

by yaamart

.exe file opening and closing too fast?

Hey y'all, I'm brand-new at coding and have just written my first .exe file. When I try to open it,...

[3 replies] Last: Ohhhh! Thanks a ton! :)) (by yaamart)

by Zivojin

Calling template function

Hello guys.I want to call function for my template but i don know how.I trried this syntax,but it is...

[1 reply] : T GetElement(int x, int y){ return this->p ; } int x = matrical.Get... (by ne555)

by Cheddar99

Help with Pointer syntax

Hi, I'm going through a tutorial/quiz thing, and I think I generally get the basic concept of poi...

[8 replies] Last: Hey, thank you both (lastchance; jonnin) for your rapid replies. This'... (by Cheddar99)

by closed account N3wCDjzh

Game theory optimization

I have been trying to understand game theory problems for a while and every time I try out a problem...

[13 replies] Last: These inputs are actually really small for any k >= 2 due to exponenti... (by Browni3141)

by kenith001

urgent response neaded

My teacher at senior high has asked for us to hand in a project Unfortunately, i have no idea, as t...

[8 replies] Last: [quote=keskiverto]We know that Ben can take 1, 2, or 3 on the first tu... (by Browni3141)

by Alexis929

AYUDA!!!!

print("bienvenido"); print("Presiona 1 si eres chico o 2 si eres chica"); int i = GetInt(...

[1 reply] : Please, Alexis929, try to enhance your question or you are not likely ... (by Enoizat)

by Grime

Arithmetic vs Logic

Hey this is just a small thought that I was having. I know that this is VERY minute but still. Su...

[9 replies] Last: What about this one? str = "cscscscc" occurances ; for(int i=0; i < ... (by Konstantin2)

by zydeholic

Getting duplicate definitions even when using header guards

I've got an application, and I've been trying to move related code off to separated .cpp files, and ...

[7 replies] Last: @zydeholic You're welcome - glad I could help! (by MikeyBoy)

by Grime

Force a parameter to be lower than something? (how to cause assertion)

This might be a little too fancy but I was just wondering if it's possible to do in C++. Suppose a ...

[13 replies] Last: You're welcome - hope it helped! (by MikeyBoy)

by closed account N3wCDjzh

Substring Problem

Q: Find the longest substring that contains at least one character who's frequency is greater than o...

[4 replies] Last: @dutch ?? (by closed account N3wCDjzh)

by rozick1

Should I use a vector of iterators here?

Hi I have a class which contains a vector V (which is a private variable). The class has a member...

[3 replies] Last: Don't return iterators. The caller shouldn't know or care about how yo... (by dhayden)

by cppStudent012

(How to) Friend declaration of a nested iterator class towards its container class

Hi everyone! I'm having hard times implementing a nested iterator class in a template container c...

[2 replies] Last: ne555 You are right about the postfix version. I pasted the implement... (by cppStudent012)

by Grime

How do I write an artibrary precision datatype?

I want to write my own integer data type that has arbitrary precision. Where do I start and what pre...

[5 replies] Last: This might be worth a read... Bignum Challange http://www.cplusplus.... (by closed account z05DSL3A)

by Grime

How to template determine return type and passing type? (modifier)

I want to have two overloads of a function one that returns int and another long long int based upon...

[2 replies] Last: Can template do this? Yes: template<typename result_type> result_type... (by coder777)

Beginners - December 2018 (Page 4)

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