Beginners - March 2016 (Page 6)

by looky
() why {}
I wondered why int main () uses these parenthesis, but then {} to begin and execute programme is this just code blocks or a c++ rule.
Mar 28, 2016 at 2:54pm
[2 replies] Last: All C++ functions begin like this: RETURN_TYPE function_name ( INPU... (by Moschops)
Issue with class calculation functions with OOP
For some reason I keep getting two errors on lines 67 and 73. For some reason my variable "bill_before" is not getting initialized and I'm slightly confused be...
Mar 28, 2016 at 1:33pm
[2 replies] Last: line 67, 72: Let's remove the arithmetic from the lines. double b... (by AbstractionAnon)
Strange output with consecutive characters in cout
Hi. I'm experiencing a strange issue with cout. What it seems to boil down to is that if I have a bunch of consecutively numbered characters output next to ea...
Mar 28, 2016 at 12:51pm
[5 replies] Last: For example, you could redirect the output to a file. (by helios)
is an algorithm the same as a pseudo-code ?
Write your question here. so the teacher wants us to show her an algorithm for our code. is it the same as writing a pseudo-code ?
Mar 28, 2016 at 9:07am
[1 reply] : Algorithm is an idea of what to do to. It can be expressed in many way... (by keskiverto)
mingw Compiler: Getting an error when trying to compile this calculator program.
So I'm getting an error when I try to compile the following program:
Mar 28, 2016 at 8:20am
[1 reply] : My mistake. I fixed it. I apoligize. (by redempvfx)
by jam47
Can't find where errors are
Where are the errors? It says a function-definition is not allowed here before "{" token = line 41 expected '}' at end of input = line 130 #include ...
Mar 28, 2016 at 6:46am
[5 replies] Last: The function header at line 43: encrypt2 (plaintext, key){ should lo... (by Chervil)
Calculating N amount of assignments
The problem is as follows: Write a program that calculates the total grade for N classroom exercises as a percentage. The user should input the value for N f...
Mar 28, 2016 at 6:23am
[2 replies] Last: Dynamic memory was made specifically for this. No dynamic memory is ... (by cire)
by Unicow
Using a vector as a counter for coin toss?
So this is my code so far and I took my array code and tried to incorporate a vector rather than an array. It's supposed to roll 36000 times and then tally up h...
Mar 28, 2016 at 6:03am
[4 replies] Last: The possible values of dice1 + dice2 on line 16 range from 2 to 12. ... (by cire)
by specbk
can i replace a while loop with a return value?
Hi! I am pretty new to c++ and i have a question- Is it possible to replace this while loop with a return value that can influence an "if" statement in "main()"...
Mar 28, 2016 at 5:34am
[1 reply] : A return statement returns a value and terminates the function. int ... (by Too Explosive)
Array Classes
Have to make a code where I input array size and set array value to each member of array then print out the array. The code works but i'm not sure why its crash...
Mar 28, 2016 at 5:11am
[2 replies] Last: Thank you. Figured it out! (by jgialis)
Confused about vectors.
If I created a vector with string values, how do I call one of those strings for when the user inputs an integer. Ex) a vector contains zero, one ,two...etc. wh...
Mar 28, 2016 at 4:43am
[1 reply] : If the strings inside the vector correspond to the indices of the vect... (by Arslan7041)
class: user defined array
i created a class called poly and i thought that the way to create a user defined array with a class was the same. im getting an error saying bad array new leng...
Mar 28, 2016 at 4:26am
[1 reply] : > im getting an error saying bad array new length ¿a compilation erro... (by ne555)
Class and Vectors
So I have a weird problem with this code. I have two vectors of classes named winNames, and wines. wines reads information from the vector winNames. Everything ...
Mar 28, 2016 at 4:17am
[1 reply] : > Let me know if more information is needed provide enough to reproduc... (by ne555)
unsure why my code prints out this
when i run my code and enter in x, it prints out 124.28. can someone tell me why? Im trying to assign a letter a number and im not even sure if im doing it righ...
Mar 28, 2016 at 4:05am
[1 reply] : Hi, Please always use code tags. http://www.cplusplus.com/articles/z1... (by TheIdeasMan)
Help with string code
My error : Undefined first referenced symbol in file main /usr/sfw/lib/gcc/spa...
Mar 28, 2016 at 3:43am
[10 replies] Last: Since I am having no problems, I think its a GCC error. Have you tried... (by Diedes)
Trying to Catch invalid symbols in a string
My question how I would check for invalid symbols in a string input from the user. The way I have my code set up, I receive an input that includes commas and s...
Mar 28, 2016 at 2:59am
[1 reply] : Hello, try using this to remove unwanted characters: input.erase(std... (by McNo)
Calling by Reference and value
Write your question here. #include <iostream> using namespace std; bool figureGrade(int score, char &); int main() { int score; char grade; ...
Mar 28, 2016 at 1:00am
[2 replies] Last: Thank you very much. I see now why it wasn't working before. I need to... (by tdyoung)
Program inserting junk into list.
I'm guessing my insert function isn't working correctly. It seems to be just inserting junk into my list whenever I print it out. I'm not getting any errors/war...
Mar 28, 2016 at 12:08am
[3 replies] Last: Thank you for your input cire, after doing your test it seems the firs... (by Outlaw782)
Reading data from a file questions
Hello. I'm trying to read the data from C:\Random.txt I've included the fstream but the compiler gets hung up at the inputFile.open line. I read in my book to...
Mar 27, 2016 at 11:47pm
[2 replies] Last: Thank you koothkeeper. (by jjkrynock)
Finding largest and smallest element in array
hey guys, I’m trying to display the highest and lowest elements in this array. I can find the highest element no problem, but the lowest isn’t working and I...
Mar 27, 2016 at 10:54pm
[4 replies] Last: cool! thank you for the help! (by b29hockey)
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