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Beginners - March 2013 (Page 49)

not working... struct is not reading //------------------------------------------------------------------------------ //Inclusao das bibliotecas //-----...

[4 replies] Last: and i believe you mean header file (by closed account Dy7SLyTq)

by romulosd

Struct and files C++

I'm trying to write some data from a struct to a file, however,the program will not let me enter any data in the struct, what is the problem? # include <ios...

[3 replies] Last: Thanks, already solved the problem. (by romulosd)

by Billy George

Still can't get the function right with a matrix

So I read the function 1 and 2 on the forum and kinda understand it. But I cannot apply it to when it comes to matrices. The homework problem wants me to writ...

[4 replies] Last: I have a very similar problem i'm encountering myself with a solution.... (by Ownst)

by takeshi1993

Building a Binary Tree from a file!

Hello everyone! I'm new here, and I have this project that I'm supposed to do with C++. So, I have this txt file that has question : Is it a feline? object ...

[4 replies] Last: Sorry for the late reply, I did a test on your program and it works pe... (by Takeshi19)

by mrtyson86

Stuck on a problem. Rand

Write a program that picks 1000 random numbers between 0 and 10 and tells us how many of these were <5. So when you run it might say: I picked a 1000 rando...

[3 replies] Last: Right, so there's really no point in saving the values generated. Well... (by OxBADC0DE)

by Chris Meyer

Setting nice text columns

I'm displaying a formatted dictionary, that uses two strings contained in a struct. One is word, the other is def. How can I format my output so that the def s...

[no replies]

by eblader

deleting files

hello there I want to delete files in c++ my code this is only a function of my program... it doesn't delete the txt file that i want.. any help is appreciated...

[3 replies] Last: you probably have to use sys/ something (by closed account Dy7SLyTq)

by jaden5165

pFile = fopen ("myfile.txt",w)

FILE * pFile; pFile = fopen ("myfile.txt",w) I wonder what will be assigned to pFile? an address of ? if "myfile.txt" is string is it string is also an arr...

[2 replies] Last: fopen return a pointer to a stream. http://www.cplusplus.com/referenc... (by AbstractionAnon)

by ADTR2012

So confused with classes

Okay so I am new to classes and I am beyond confused. I have to create a battleship program using this header file: #ifndef BATTLESHIP_H_ #define BATTLESHI...

[5 replies] Last: How about making fleet a friend class of location (by binarybob350)

by ShLuBsTeR

Why doesnt my quadratic formula program work properly?

I am trying to create a program that calculates the quadratic formula just for practice and fun but it has been years since i have actually used it in math so i...

[4 replies] Last: *Ignore this I am reminding myself that when I get home from work I sh... (by closed account 18hRX9L8)

by mrtyson86

I need help with with this program

Write a program that asks the user what floor they are on, and what floor they want to go to. It then prints the sequence of floors that the elevator visits in...

[3 replies] Last: Also, treat yourself to descriptive variable names (instead of somethi... (by booradley60)

by idlehands

Error Checking in C++

I'm writing a program that reads a text file then 'printf's it out in the console which is fine, but I also need to check to see if the text file has any errors...

[3 replies] Last: I have a dictionary file if you need one. Yes, using strcmp is best. ... (by closed account 18hRX9L8)

by mrtyson86

Stuck on a problem

Write a program that asks the user for 2 numbers: the width and the height. The program prints a box of asterisks of that width and height. For example, if...

[2 replies] Last: greenleaf, remember: using system() is evil. http://www.cplusplus.com/... (by closed account 18hRX9L8)

by Minimacfox

Dynamic maze problem

I am kind of stuck here. Any help is appreciated. Exercise: Write a program that takes a width and a height and dynamically generates a maze with the given wi...

[3 replies] Last: I got the field, you dig the path: (I'll work on it): #include <cs... (by greenleaf800073)

by mrtyson86

Need Help solving this. No Clue

Suppose you start with 100 dollars in your account and every year it becomes 1.04 times what you had last year (because there is 4% interest). Write a program ...

[2 replies] Last: Here you go, very easy: // //The program to evaluate simple interes... (by greenleaf800073)

by overtime718

How do I execute this program?

Write a program that picks 1000 random numbers between 0 and 10 and tells us how many of these were <5. So when you run it might say: I picked a 1000 rando...

[1 reply] : http://cplusplus.com/reference/cstdlib/rand/?kw=rand you'll need to i... (by maeriden)

by Chris Meyer

Function Pointer to private member

I'm working on an assignment to access a private member function, but there is something wrong with my syntax. Here is what I got The typedef and declaration...

[7 replies] Last: If you want to provide a method name ("member function" in C/C++) you'... (by tcs)

by GGMethos

Trouble with Array Lists And Using the Insert and Retrieve Functions Given (Segmentation Fault Core Dumped Error)

Since StackOverflow is useless let me ask you guys about this. I am having difficulty implementing a few functions in my array list. I want to use the ...

[2 replies] Last: C++ doesn't have "Array Lists." I would imagine std::vector is what... (by cire)

by backslashx00

Any programmers with work experiences?

Hello, I have a question. I am in college going for my associates in programming and I only need 27 more credits to receive my degree. I do not have proof of an...

[2 replies] Last: Interesting. I have another question since my degree is in computer pr... (by backslashx00)

by Z e r e o

Need help improving preformance time

So I am trying to keep doing excersises to practice C++ and have lately been doing the classical problems at http://www.spoj.com. Anyways I'm working on this pr...

[6 replies] Last: @StillLearning Ya I see what you mean, I just submitted your code for ... (by closed account 3qX21hU5)

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