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Beginners - March 2015 (Page 48)

Sum of powers of numbers 1 through 10

I need help writing a program that will calculate the sum of any power of the numbers 1 through 10. So for example: 1^2 + 2^2 + 3^2.... + 10^2. Except that the ...

[10 replies] Last: You should have double for sum because if you accept a double for the ... (by GRex2595)

by soulrunner123

Problem with the == part of an if statment

I am having a problem with my if statement as on the tutorial in the "Statements and flow control" section it has this code: if (x == 100) cout << "x is 10...

[4 replies] Last: @TarikNeaj Your post was not visible when I had clicked "reply". I s... (by Arslan7041)

by lolapurple

Trying to convert from Celsius to Fahrenheit and then the other way

So I am trying to write a code that will allow the user with three options (figured that part out) I am trying to base this off an example in my book. The h...

[9 replies] Last: I need the output file to be labeled Lawrence_celsius_output.txt and L... (by lolapurple)

by ManlyMartin

Trouble getting my code through a test

I'm having trouble getting my code through my instructors test program. Can anyone help tell me what's wrong? This is my code and header: UserInputHandler...

[2 replies] Last: And this is the compile error I'm getting. $ g++ -Wall -Wextra -ped... (by ManlyMartin)

by HG319

Binary search theory questions

Imagine you have 101 dalmatians and that no two dalmatians have the same number of spots. Suppose that you create an array of 101 integers: the first integer is...

[5 replies] Last: would it just be 7 comparisons? (by HG319)

by Jxcorex29

Aligning brackets, and making readable code

Ive been in a C++ class for about 2 months now, and im actually working on a mid-term project that is due in 4 days. My code just looks horrible. Does anyone ha...

[3 replies] Last: I find it difficult to place for loops within for loops ( confuses t... (by AbstractionAnon)

by TieRein

Rewriting Strstr

I'm trying to write code that does the same thing as "strstr". However its just doing the same thing as "strchr". Anything I should look at to make it so when i...

[2 replies] Last: Perfect thank you. I didn't even think about how it could check for th... (by TieRein)

by JackHawk

Programming advice with loops

I am supposed to do. 1. Use sentinel, nested and EOF loops to do file I/O. 2. Create a program file to read a data file and find the section number(first four...

[no replies]

by tygerrock

while if loop

I am trying to write a stop command if the number of test is 0. I tried a if else statement and it doesn't print the statement and end the program, it tries to ...

[no replies]

by Gi Pa

Write a print function

Hi guys, I'm come back with another stupid question. I have to write a function that print in a txt file some information read in an other file. The code fo...

[no replies]

by bhalo

reverse a integer by recursion

how to do it using recursion? #include <iostream> using namespace std; int f(int n) { string s; int a; while(n>0) { a = n%10; s+= to_string...

[no replies]

by calisabeth

Loops

How do you stop the infinite loop? When I test it out by putting in the number 2. It gives me infinite statement regardless if I put >= or <=. #include ...

[10 replies] Last: calisabeth (25) @Subscriber360 Our teacher didn't teach us the use ... (by Subscriber360)

by sweetsunray

outFile command in another member function of a class

Although I have professionally programmed in the past (Java, Coldfusion) I'm following a course on C++ at university and as a homework assignment we have to dra...

[4 replies] Last: Thank you very much! That solved it all. (by sweetsunray)

by iikitty

dec to binary failed...pls help

I want to do a conversion tool from decimal number to binary. I tried calculated on paper many times according to the steps in the code which I believe its logi...

[1 reply] : Hi i got a number of functions that i used some months ago for convers... (by closed account SECMoG1T)

by scarleterza

proxy class

Can someone explain to me what is a proxy class? I need explanation not a link thanks in advance

[2 replies] Last: Proxy is a class which adds indirection layer to another object. There... (by MiiNiPaa)

by HW95

Retrieving an integer from a .txt file

Ok so I'm trying to retrieve an integer from the file reference1.txt but every time it keeps failing to retrieve it and outputting -858993460. The rest of the c...

[4 replies] Last: I don't know how but what seems to be my original code I posted decide... (by HW95)

by calisabeth

Integer Square Root

I don't even know how to start this one. Here is the problem: Ask the user for a number between 2 and 1000. Calculate the integer square root by calculating ...

[9 replies] Last: #include <iostream> int main() { std::cout << "Enter a number bet... (by GreatBlitz)

by etrusks

string initialization in constructor

Hi, today i was doing one exercise and i wrote this constructor for my Book class where one of the parameters was string. Book::Book(std::string a) : author{a}...

[2 replies] Last: Cool :) Thank you very much :) (by etrusks)

by calisabeth

Create a tic-tac-toe board with the dimensions the user entered

Why isn't my code printing out anything except: "Please enter a number 3 and 9: 5 Press any key to continue. . ." #include <iostream> #include <cst...

[3 replies] Last: calisabeth, does it work? and can I get the codes? Please? (by ryanjoshiii)

by evgeric

C++ Beginners questions which I need your help.

As I am studying C++ right now. I have face certain question in my textbook which required the help from you guys if possible. Thanks.

[1 reply] : The only help that we should give is to urge you to read the book (aga... (by keskiverto)

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