Beginners - C++ Forum - November 2016 (Page 13)

help me finish this homework assignment

Write your question here. Hello. I am a very beginner to coding. My code will not compile because it says undeclared identifer at the bottom and underlined th...

[4 replies] Last: Thank you so so much!! (by rdigney)

by Yoooooo

Hanoi Tower

Hello everyone. I'm trying to understand the program below witch consists of hanoi tower algorythm or something like that, but i just can't figure out how to pa...

[1 reply] : http://www.cplusplus.com/articles/D2N36Up4/ It is called recursive fun... (by Happilicious)

by closed account SN0i1hU5

input xy coordinates and stuff

What is wrong with my program? I'm trying to write a program that finds and returns the midpoint of two xy coordinates and ask the user if they wish to conti...

[1 reply] : Line 10-11: Why does Point have two x and two y values? A point shou... (by AbstractionAnon)

by iSquall17

While loop for decision making

Hello guys, I'm coding a program where the student will enter their mark and the program will display their grade. For the students' ease, I want to let them ke...

[2 replies] Last: Everything is correct, just replace while loop with do while loop. 'de... (by Happilicious)

by Nakruf

Gives error but works.

I know I can fix this by using char arrays but why do the code give me an error when i'm using strings? #include <iostream> #include <string> #include <Win...

[1 reply] : c_str is a member function of a string, not a field. Put parentheses a... (by booradley60)

by zeroblank

no output .. Vector.at()

Can u help me plz with this #include <iostream> #include <vector> using namespace std; int main() { int Ze=1; vector<int> colume; int IT...

[3 replies] Last: Oh xD .. thank you =D lmao (by zeroblank)

by ovHel

[REQUEST]Code Review

Hello, I've created code for a quiz game over the C++ language. It works fine and everything. However, I feel like the code could use improvement. Specifically ...

[4 replies] Last: Suggestions. Use arrays (or better vectors) and loops. Separate data f... (by Chervil)

by Happilicious

Review and suggestions for my code

As this is my attempt to code a console application, and by far my longest code yet. My code is kinda messy and kinda janky to achieve the desired result. It...

[4 replies] Last: @jib Noted, thank you very much for your feedback and help, i really a... (by Happilicious)

by martinone

Char to asciii

Hello, I have problems getting this convertion, I already did it, int (ascii) to char, but I can't reverse that. This is my code: cout<<"\nTotal Cade...

[3 replies] Last: Yep, I have to use unsigned Thanks (by martinone)

by markusfurst

Ceasar cipher

So I this Ceaser cihper code that I wrote, but I would like it to only encrypt every fifth letter. So if I write, aaaaaaaaaaaaa it would become nnnnnaaaaannn. ...

[3 replies] Last: Every fifth element refers to elements with zero-based indices 5n fo... (by mbozzi)

by Googie85

Convert .BMP to .JPG

I am relatively new to C++ and I have been searching and to no avail can I find a way to convert for BMP to JPG. My source is: #include <stdio.h> #include ...

[3 replies] Last: Or perhaps even simpler: if (! ERROR_SUCCESS == std::system("mogrify ... (by mbozzi)

by imstuux

Count from 10 to 0 to 10

Write your question here. #include <iostream> #include <windows.h> using namespace std; int main() { int a=10; while(a>=0) { ...

[2 replies] Last: Thanks a lot! (by imstuux)

by shramanshraman

Unable to input plz find error in my c++ code

I am inputing book name, no of pages and price using structures but in 2nd time input some problem is occuring please rectify and help me... #include <i...

[1 reply] : Why do you have an array of title in your structure? Since you only h... (by jlb)

by jessica1234

how to find out the length of an array?

I have a function returning a 2D array which the size dynamically created at runtime. int** getArray() now after i call this function, how do i fi...

[4 replies] Last: While it is not as user convenient as using STL containers, particular... (by closed account 48T7M4Gy)

by student01

SDL Question!!

The question is in image forms so please click link here to view qns https://drive.google.com/file/d/0B0g6bHoWNSw8MTZNRXFSUGxlVEU/view?usp=sharing The given...

[4 replies] Last: Thank You got it =) (by student01)

by mgala

Time difference computation not functioning properly

Hello, I am writing a program which relies on the calculation of two different times difference, converted to minutes, input by the user. Currently, going from ...

[2 replies] Last: Any time you find yourself writing very similar code more than once, y... (by dhayden)

by MarkUK

Error: ld returned 1 exit status

Hey all, still kinda new to C++ . I'm learning basics from tutorial and getting error I shouldn't be getting. I left @ where the error occurs. It says "First...

[2 replies] Last: Dude ! You saved my life ! Haha ! It didn't occur to me that the seco... (by MarkUK)

by JKLolling

Strlen() always returns 6 or 0!

Hello All, I am trying to count the number of characters in a user entered string. Here is my code: #include <iostream> #include <iomanip> #include <stdio.h>...

[12 replies] Last: The problem is the memory holding the string is released, and at the m... (by liuyang)

by student01

Command Line - reading and displaying

Qns: Write a C++ program that reads from the command line the income and expense of four particular months. Read in the values from the command line, stor...

[2 replies] Last: Thank You =) (by student01)

by Hampton

Unresolved external symbol

Hey guys. Doing my homework and struggling to find out why this error occurs. Error LNK2019 unresolved external symbol "class std::basic_ostream<char,stru...

[2 replies] Last: Alright, looks like I actually didn't pay enough attention. operator<<... (by Hampton)

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Beginners - November 2016 (Page 13)