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Beginners - February 2018 (Page 22)

I do not fully understand why the output of this code is what it is. WHat changes once "foo" is implemented? int foo(int i, int & j) { int result; i ...

[1 reply] : Your foo() starts: int foo(int i, int & j) { int result; i = 2 * ... (by keskiverto)

by trixr4kidz

Compound Interest, varying rates

I am totally confused on how to write the formula for a compound interest. I thought that it would be A = P (1+r/n)^n+t, but the rates vary between each perform...

[no replies]

by rayisnear

Error, Please help

Any one mind helping me? i'm new to this site. I'm just trying to finish this program. The only thing that i haven't gotten to work is the prompt for the record...

[1 reply] : I added two lines to the write function to fix the prompt. I don't kn... (by rjphares)

by cPlusN00b

Why does getline skip first ENTER?

For some reason, when running this, the first time getline() is called, i have to hit enter twice before execution continues. After the first time, everything w...

[5 replies] Last: So i'm unsure whether to just bump this or create a new topic.. At thi... (by cPlusN00b)

by SonnyTedesco

Help with array code

Hey, I am new to this site and am seeking help with fixing this code. It's supposed to take user input to replace specific parts of an array of size 10. Putting...

[2 replies] Last: Thank you for the advice. I modified lines 18 and 25 to have the actua... (by SonnyTedesco)

by olivertwist

Program Crash

When I attempt to compile my program, my program crashes. I'm pretty sure the shuffle_array function causes it to crash. When I delete the function and run the ...

[4 replies] Last: I'm an idiot. Thank you very much fifi885. Realized I accidentally put... (by olivertwist)

by tidematic

Ifstream using Class private variables

So I am trying to read in a file using private class variables. There might be another way to do this, but this is what I could think of. Note, its my first pro...

[1 reply] : also tried istringstream ss(str); ss >> employee.get_name(str) >> e... (by tidematic)

by Optimistic Peach

Vector size is completely wrong...

I'm writing a snake game using sfml. I'm storing the body in a vector, and I change each of the vectors in a loop that looks like so: void Snake::MoveBody() {...

[8 replies] Last: @TheIdeasMan Ok, cool, that will make my code look alot nicer! Thanks! (by Optimistic Peach)

by juliefrmn

C++ Menu Choice Error

I am attempting to write a program that is capable of outputting a menu that the user can select a choice from then calculate time of bird's flight. However, I ...

[3 replies] Last: Thank you! I appreciate the feedback :) (by juliefrmn)

by mtiger

Array of Arrays Help

Hi Guys, I'm new here, although have a little programming experience. Need a little help with the following array situation. I have 16 arrays from patternA ...

[17 replies] Last: Success!!! My original struct was the solution, however I had missed... (by mtiger)

by Elarionus

Critique and Optimize my coding?

For this project, we were supposed to set up a calculator program, where you could enter a number and either use addition, subtraction, multiplication, division...

[3 replies] Last: Thank you guys for the replies! I agree with you jonnin, I'd much pref... (by Elarionus)

by codetoad

Very simple beginner problem on finding area of circle

Hello, I am new to the forums and C++ in general which I started learning in January. I am on a problem that seems extremely simple to me, but I cannot understa...

[4 replies] Last: ... (by Duthomhas)

by ddaniel10

number doesn't go through switch statment

Could someone tell me why when I run the program it doesn't go through the swtich statement? #include <iostream> using namespace int main() { int...

[2 replies] Last: Got it, great thank you. (by ddaniel10)

by soul0h

Problem solving !

Hey guys , so i have this homework for tomorrow to find the sum of numeric series of: "1/(2*3) + 4/(5*6) + 7/(8*9)............3*n-2 / (3n-1)*(3*n)" I did this b...

[2 replies] Last: First, please use code tags when posting code. See http://www.cplusplu... (by keskiverto)

by JustinPlusPlus

Random number problem

Hello, I have been solving this problem and i seem to be stuck. The idea is to get the computer to guess the user selected number and computer should guess it c...

[1 reply] : The most efficient way to guess a number within a range is to divide t... (by Ganado)

by keh k lenge

How to declare prototype of Template functions

Is this the proper way to declare a function prototype with template class? template<class T> SMatrix<T> stressen_mat_mul(const SMatrix<T>& , const S...

[no replies]

by atl13

Need help with programming assignment!!

Hey guys, i am having trouble finishing my program. Here's the program. I am getting an error saying my 'fin' is not declared. I also need to include a loop to ...

[6 replies] Last: Have a look here, seems the same problem: http://www.cplusplus.com/fo... (by Thomas1965)

by Masonbrady3

Debug

can someone please help me debug this? // User enters price // program computes tax rate // 5% at $10 and under, otherwise 7% #include<iostream.h> #inclu...

[3 replies] Last: The double price variable declared inside function askPrice is not the... (by dhayden)

by aran0ia

Extra Blank line on output

Hey everyone. For starters, this is my first time coding in C++ and I have litte experience in code generally. I made a little code that reads through multiple ...

[6 replies] Last: about your original code, ¿why do you do while (part[i-1]) ? in the ... (by ne555)

by ryochan

cygwin_exception::open_stackdumpfile: Dumping stack trace to array_c__.exe.stackdump

Hi, i got this error 3 array_c__ 9952 cygwin_exception::open_stackdumpfile: Dumping stack trace to array_c__.exe.stackdump when I run the following code...

[8 replies] Last: You shouldn't put functions in header files unless they are inline. O... (by dhayden)

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