Beginners - C++ Forum - February 2012 (Page 40)

#include<iostream> using namespace std; int main() { srand(time(0)); char playAgain='y'; int a; cout << "Welcome. You are playing the Classic 'Rock Pa...

[1 reply] : nvm I fixed it. (by Anmol444)

by monkeybutt

Binary AND

I am supposed to write a program that does the following. Define a binary number as: int binNum ; Use binNum to store the most significant (i.e., left...

[5 replies] Last: What I was confused on is the const int* I took that to be an intege... (by monkeybutt)

by cplusdummy

I need help with this program

Why doesn't fullName get the value I assign it(first + last name)??? ----------------------------------------------------------- #include<iostream> #inclu...

[4 replies] Last: i had to use concatenates, and only use c strings.. thanks guys for al... (by cplusdummy)

by atjm88

int or double?

Hi, my code below can function with int or double, so may I know any different between them? #include <iostream> #include <conio> int main () { int m...

[2 replies] Last: I not really understand about int, double, word, and long, can u brief... (by atjm88)

by johnhoffman

Why is it optimal to use inline functions?

Apparent, inline functions are defined in the caller's code stream, which improves performance. What does this mean? I wrote an inline function and it behave...

[3 replies] Last: The meaning is a whole bunch of low-level space-time optimizations. ... (by Duthomhas)

by atjm88

Greater and Less Than~

Hi, I tried to run the following code, but the output give 2 result when i insert a number (eg:56), may I know how to give only one output for each mark? eg: 56...

[7 replies] Last: else if (mark<50) there is no another possibillity for 'mark' So you... (by ne555)

by Catfish

Little things

1) int i=5; or int i(5); ? 2) unsigned char maxc = '\xFF'; or unsigned char maxc = UCHAR_MAX; or unsigned char maxc = std::numeric_limits<unsigne...

[5 replies] Last: > 1) int i=5; or int i(5);? I have no strong preference about this, a... (by JLBorges)

by EvanHad

Trouble creating conditional

I am just starting to learn C++ using the "C++ for Dummies" book about 3 days ago and I'm on a chapter 3 dealing with conditionals and loops. It uses the Code B...

[1 reply] : if (y == "Betty" || "Sue" || "Jeff" || "Abby") needs to be instead: ... (by Texan40)

by thephysicsguru

Dynamical Char Arrays

I had a question concerning the use of dynamic char arrays with the constructor of a class. Here, I have a class in which I pass a name that will be stored in...

[4 replies] Last: Thanks Disch, that worked great. (by thephysicsguru)

by savan12986

double multiplication error

I'm not sure if I'm doing something completely wrong or if this is an error in Dev C++ but cents SHOULD cout as 9, but its coming out as 8. double fractPart ...

[2 replies] Last: that fixed it thank you so much I was going mad (by savan12986)

by JCharles

How to compile and execute with Visual Studio C++ 2010 (need detailed steps)

Also could you read it and see if i missed anything //Herons Formula #include <cmath> #include <iostream> #include <iomanip> using namespace std; int ...

[3 replies] Last: Thank you very much for your help. Check it out I finally finished it ... (by JCharles)

by JCharles

Help please. Using Triple, cmath, logical/relational operators, increment/decrement, loops

Hi I am having trouble with this program I am trying to write. So far I have this: #include <cmath> #include <iostream> #include <iomanip> using namespa...

[no replies]

by istale

Dynamic String Arrays

I'm writing a code that can add a name to a list of pre-existing names or remove a name from the same list. Everything works fine except when I try to add a nam...

[2 replies] Last: I can't believe I didn't realize that . . . I've been messing with thi... (by istale)

by Alan Garcia

Trouble executing order correctly

I've got an assignment for my C++ class which basically goes like this: Write a program which will accept the names and finish times of 3 racers, and will deter...

[2 replies] Last: Thank you, ill add that in and see how it goes. (by Alan Garcia)

by cokane

Error: expected initializer before '%' token

I need a little help figureing out why I am getting an error in line 9. #include <iostream> using namespace std; int devideNumbers (int a, int b){ ...

[8 replies] Last: I am taking my C++ class online, I wish the class was in person so I c... (by cokane)

by jhorie

function() const {};

Hello, #include <iostream> using namespace std; class MyClass { mutable int i; int j; public: int geti() const { return i; // ok } ...

[2 replies] Last: Thank you very much. Now I understand:) (by jhorie)

by Isolde

system("pause") in Dev-C++ (1,2)

Hello Everyone. This is my first big program. I don't know if the issue is the system("pause") statement or what.The exercise: Write a program that reads a f...

[25 replies] Last: Hi, Thanks for that, now I got it^^ (by atjm88)

by Grimlocke46

Read Characters in 1 row of a 2D Array

Hello, im working on an array and need some help with my for loop. My program asks the user for a starting position in the array. The program needs to enter a l...

[no replies]

by Duncan

Why do Floats and Doubles seem the same?

I read that doubles should hold about 15 digits, and floats can only hold 7 (http://cplusplus.com/doc/tutorial/variables/). But then why does this code output a...

[2 replies] Last: I see, so it's cout's fault after all. Thanks! (by Duncan)

by detroit

Confused and lost.....

Hi everyone, I am working on an a school asignment, basically create a build in list.(why we cant use the STL do not know..) I am not familiar with templa...

[3 replies] Last: Typo at line 6, leave a space between new and TYPE . size = size +... (by Catfish)

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Beginners - February 2012 (Page 40)