Beginners - November 2015 (Page 25)

by Roody
Vectors beginner problem ..
Hi , i'm using vectors for the first time in a project , my project about Bnking system , my idea is the user enter a name and the program will search for it ...
Nov 17, 2015 at 2:13pm
[10 replies] Last: > I'm using Microsoft Visual 2010 Express Switch to a current release... (by JLBorges)
Line 180-183 NEED HELP Vector Element ERASE
#include<iostream> #include<fstream> #include<vector> #include<string> #include<cmath> #define ifile "input1.txt" #define ofile "out.txt" using n...
Nov 17, 2015 at 1:54pm
[4 replies] Last: > I am a little lost at the std:: no idea what that translates to See... (by JLBorges)
std::floor() behavior
Hello forum, I tried some snippet with the function std::floor over the double value type. Here goes the snippet: #include <iostream> #include <cmath> usin...
Nov 17, 2015 at 1:22pm
[2 replies] Last: Check the second value, after the addition of 0.5 , the value is alre... (by jlb)
Is it ok to assume 0 is false and 1 is true?
I've seen code where a condition is evaluated based on an int variable instead of bool. int condition cin >> condition; if (!condition) //do somet...
Nov 17, 2015 at 12:33pm
[2 replies] Last: > Is it supported by all C++ compilers as a standard? Yes. In a bo... (by JLBorges)
Quadric Equation
Write your question here. Need Help! I have to write a program that solve the quadric equation for x the program has to open and get data from a file. Here is...
Nov 17, 2015 at 11:46am
[1 reply] : he code will not compile No offence but this isn't very helpful. If... (by mutexe)
SFML Help undefined reference and #include help
Hello. I'm trying to make a game with SFML. The problem is that when I'm trying to display the sprite of the ship it is giving me an undefined reference. Also, ...
Nov 17, 2015 at 11:09am
[3 replies] Last: An undefined reference means the linker can find no definition of a ... (by cire)
How to input 50 numbers from data file? Arrays
Hi im new programming im having problems with a program i am doing for school here is the question a group of 50 people have gone apple picking in Pennsylvania...
Nov 17, 2015 at 7:36am
[3 replies] Last: Good deal! (by chicofeo)
Prompting user for input into an array
I am having trouble with a homework assignment for c++. I need to declare an array that can hold up to 1000 data points. Then I need to prompt the user to ask h...
Nov 17, 2015 at 7:17am
[1 reply] : Please don't double post - http://www.cplusplus.com/forum/general/1789... (by TarikNeaj)
invalid conversion from ‘int’ to ‘Array<int>**
I'm getting the above error pointing at my initlist in Matrix and I can't seem to figure out why. It definitely has something to do with the way I defined m. Fo...
Nov 17, 2015 at 5:36am
[1 reply] : Anyone? I'm still spinning my wheels here seeing if it could be my arr... (by omega4relay)
char sum in string
I need help finding the sum of char elements in a string. For example the string below is "test string" and I want to sum the number of times "t" and "s" occur ...
Nov 17, 2015 at 5:32am
[1 reply] : Below is a way (not the way) of what I would do: I would create a cou... (by chicofeo)
computer assisted instruction
Hello, I am having trouble with my code. I am making a computer assistance program that outputs multiplication problems. At this point, I want the user to type...
Nov 17, 2015 at 5:25am
[11 replies] Last: I have to create a function to create a new question for my program f... (by closed account 48T7M4Gy)
Error with output
So I'm building and running my program successfully with no errors, but when I enter values, after the last one, the output screen does something weird and scro...
Nov 17, 2015 at 3:09am
[2 replies] Last: Your program starts scrolling at the Highest selling Product output. i... (by jasonwynn10)
arrays: pow and sum
how can i raise each element in an array to it's specific location in the array using the pow function and then sum each raised element for one total figure. Fo...
Nov 17, 2015 at 2:06am
[2 replies] Last: Got it! I also needed to change i<=n to i<n ... (by nuglyfe)
Data Integrity
Hey Guys, I am new to c++ and am looking to get some help on an assignment. I've been looking at this code for hours and just haven't moved forward at all. A...
Nov 17, 2015 at 1:47am
[2 replies] Last: We, therefore, the Representatives of the united States of America, in... (by AustinWolfman)
Need help with error on code
Create a class named Student. The class should consist of the following private data members : social security number and name (last, first or first, last?). ...
Nov 17, 2015 at 1:05am
[2 replies] Last: Thanks (by ileashipa7)
Issues with loop and setprecision
im having issues with this code. my problem is i need it to continue to run until i enter 0 as the "total". and i also need a setprecision to 1 decimal place on...
Nov 17, 2015 at 12:09am
[no replies]
Code is bypassing imput.
Good Morning! I have experience with scripting and linear programming, but I am having an issue with the code below and I hope someone can assist. When ex...
Nov 16, 2015 at 9:48pm
[2 replies] Last: gomicoo, Thanks - I know the program is faulty - I guess you could sa... (by kinyodas)
Constructors
Hello! I am writing a program exactly like this one: http://www.cplusplus.com/forum/beginner/86236/ I read through the comments and watched the recommen...
Nov 16, 2015 at 9:44pm
[1 reply] : Constructors are quite simple. They are simply functions that are cal... (by AbstractionAnon)
Defining a global variable in the header?
Hello, I have a variable named fSize in the header Structures.h and initialized it to 5: #include "stdafx.h" #include <iostream> #include <string> #include <...
Nov 16, 2015 at 8:55pm
[3 replies] Last: have a variable named fSize in the header Structures.h This variabl... (by jlb)
BMI- calculator
Hej. There's a problem, that I can't find so please help. "Dizagnoza" shows "niedowaga" before each diagnose after third "if". #include <iostream> usin...
Nov 16, 2015 at 8:25pm
[1 reply] : 1n line 16 use decimal point instead of decimal comma (by Kevin C)
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