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Beginners - February 2015 (Page 39)

How to navigate a program without goto

Hey everybody. I am a really new beginner, working and reading through the tutorial for C++ on this site, and I was wondering how experienced programmers avoid...

[1 reply] : The use of loops is generally used in place of goto. goto, in larger p... (by Bogeyman)

by StupidLag

how to check if user input is within a file

- the user enters a 10 digit number. - the program takes the first 3 digits and checks if the 3 numbers are in the input file. - file goes from 100 - 999 ...

[1 reply] : Try and read the numbers from the file, at the moment you don't do any... (by tipaye)

by hornet07

How to extract words from files

I want to know how I can extract words from a text file and store them in a char array. The file will probably have to store hundreds of words. FILE *in...

[5 replies] Last: Okay so I did it eventually with a simple function. Just this: TrieN... (by hornet07)

by closed account ypLhURfi

cvs

That is cvs .As used in DevC ++

[no replies]

by Skanin

Calculator square root

Hi. I am new to c++ and started building a simple calculator. I did manage to make it to the easy stuff like plus, minus, multiply and devide. Now I want to ad...

[2 replies] Last: Thank you! :) (by Skanin)

by raxor12

i dont know how work getch in this code

i have a doubt with the funtion getch on this code char a= NULL,b=NULL; while(a!='a'){ if(kbhit()){ a=getch();} b=getch(); cout << a; ...

[2 replies] Last: Here's what's happening: - you start the program - running at a billio... (by dhayden)

by bheadmaster

Does condition of for loop calculate for every run?

When I make a loop that uses a function in a condition, such as: #include <iostream> #include <cmath> using namespace std; int main() { int a; cin >...

[4 replies] Last: I don't see what's wrong with this code since the output shows that x ... (by coder777)

by Drakonaut

cctype and conditional cin usage

Hi! I was doing some programming when I was stuck with a problem. How do I go about using cctypes? I mean: 1. #include <iostream> #include <cctype> using n...

[3 replies] Last: Oops, I had forgotten to change the "if" to "while". I was expecting ... (by Drakonaut)

by Drakonaut

Pointers, Dynamic Arrays and Structures

Hi guys! I've started learning C++ like a few months back, but I'm stumped with a concept. I've searched the web but I couldn't get the answer I needed. I unde...

[2 replies] Last: Thanks for the information! It clears up my doubts! (by Drakonaut)

by giannis111

read file name from folder.

hello i want to ask for help. i need to read a png file_name from a folder. can someone help me how write a code in c++?

[no replies]

by Chase

Please improve my code:

I was trying to creat a code which reads input from file. The names were separated by "_" (underscore). The function reads the first string in the file, which i...

[no replies]

by skwigelf

How to find the highest value in a vector?

I can find the lowest value, but not the highest value. I don't understand what I am doing wrong. Any help will be appreciated. Here is my code: removed ...

[9 replies] Last: anup30 thank you so much! (by skwigelf)

by cibide

Problem from 50 to 100(both included)

Hi... I made this simple programm but now I can understand why I am having problems when entering number from 50 to 100... it always says in the end "00 a 49".....

[3 replies] Last: Many thanks, I was really blind... and ty for not just coirrecting but... (by cibide)

by kiri

Aligning a cin to the right

How to properly use setw with cout and cin How to align the output of cin to the left by 30 cout<<" Example for Cplusplus Forums "; cin>> output; ...

[6 replies] Last: What do you want to print? And what should the output look like? You ... (by JLBorges)

by etrusks

Not understanding errors and try{} catch{}

My task was to create program that would test whats the biggest Fibonacci number thats fits in int (Next number is sum of 2 previous numbers) 1 1 2 3 5 8 13 21...

[5 replies] Last: Wow tnx a lot, Disch. This was very well explained. I feel like unders... (by etrusks)

by TieRein

Just a look over of my current code?

Could someone just look over my code and make any suggestions? I know that my code does exactly what I want and the format is correct. I just am curious if ther...

[2 replies] Last: Thank you so much. This is exactly what I was looking for. I have a 72... (by TieRein)

by Sym8

how to find multiple occurrences in an array

im not sure how to go about in doing. ive tried implementing some techniques ive seen but to no luck , they havent worked. Can anyone guide me to the right dire...

[6 replies] Last: well i tried a different method since im clueless with std::map, but i... (by Sym8)

by fallenone11

Compiles but behaves wierdly - C++

I'm trying to write code for a function which would reformat code into a new format using a struct Entry , and a sub array. Ultimately, the idea is to read the ...

[1 reply] : #include <iostream> #include <string> #include <cstring> std::string... (by JLBorges)

by agamatr

Function for sorting strings not working

I've been trying to get this function to work for a while now but it's not happening.. Basically I need to make the function sort the strings in an alphabetical...

[2 replies] Last: Ok I fixed it and everything works now thank you!! (by agamatr)

by ajiphone

Passing and Returning C strings

Hello, I am familiar with C++ but I have to write a function in c. I have to take a null pointed string and return it reversed. Seems simple enough my question ...

[2 replies] Last: Thank you much. Its a big help! (by ajiphone)

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