please wait
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by usmannazir
Description of the steps
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| Can someone please give me description of the steps. r=new double* ; z=new double* ; T=new double* ; TOLD=new double* ; qr=new double*[jmax-1]; qz=ne... |
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Mar 12, 2019 at 2:05pm
[2 replies] Last: It allocates a bunch of memory to very badly named variables. I'd ad... (by closed account E0p9LyTq)
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| CHDIGER |
| https://www.codechef.com/MARCH19B/problems/CHDIGER #include <bits/stdc++.h> using namespace std; int main() { int t; long long int n, l; int d; ... |
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Mar 12, 2019 at 1:54pm
[3 replies] Last: that's because you are invoking undefined behaviour by accessing `c' o... (by ne555)
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by Cheddar99
Function Overloading - Amiguity
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| I know this will be simple for someone, but I would appreciate some insights as I don't quite understand what's going on. I'm just playing with some code I c... |
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Mar 12, 2019 at 11:20am
[2 replies] Last: Thanks for the explanation @mbozzi. I'll read the info' at the links. (by Cheddar99)
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by stoneJax
Structs
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| I am taking an online class and, unfortunately is no online lecture both either written or video to go online with it. Just an assignment and the textbook. I ha... |
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Mar 12, 2019 at 7:25am
[7 replies] Last: You don't need that pointer. Furthermore, the syntax: ptr->countLette... (by keskiverto)
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by jefazo92
Performing signed arithmetic on unsigned variable without storing value in another signed variable
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| Hi, I am trying to see if it is possible to perform signed arithmetic on a short unsigned variable. Is this possible or do I have to store the unsigned value... |
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Mar 12, 2019 at 5:54am
[3 replies] Last: #include <iostream> #include <climits> int main() { static_asser... (by JLBorges)
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by John Davis
Assigning values to an existing vector
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| If a vector v has already been defined. And only later on you want to reassign values to that vector, would you be able to assign values to it as such or is the... |
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Mar 12, 2019 at 2:05am
[1 reply] : std::vector<int> vec { 0, 1, 2, 3, 4 } ; vec = { 15, 16, 17, 18, 19,... (by JLBorges)
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by kibasu
Creating a class for c++ Challenge
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| So basically I have to create a Class called Date. I've been looking through my resources and I'm just completely lost in my class no matter what I do. I have j... |
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Mar 11, 2019 at 10:28pm
[2 replies] Last: The conditions in your setXYZ() methods are wrong: void setDay(int d)... (by dhayden)
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by AL88
I think I got this logic wrong
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| Hi I'm trying to write my own database program for strings that sorts them alphabetically and writes them to a file. I'm fine with the text file stuff but the a... |
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Mar 11, 2019 at 10:13pm
[3 replies] Last: Thank you so much for your help. I am awful at logic. (by AL88)
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by Myro
Global Var & multifunction
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| well as my class makes there foray into Chapter 6 this assignment has me stuck i can easily accomplish the task in one function #include <iostream> #includ... |
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Mar 11, 2019 at 9:23pm
[4 replies] Last: Thanks coder77 i was able to fix it with that explanation (by Myro)
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| How to have a class array with non-static, const dimensions? |
| What I'm interested in is creating a class that defines two consts and creates a 2D array with these. The catch is that I don't want to use static for the const... |
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Mar 11, 2019 at 9:02pm
[16 replies] Last: @Enoizat Thank you for your swift reply. It makes more sense to know... (by closed account Ezyq4iN6)
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by HeavyDrugs
cannot conver 'node*' to 'node**'
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| I'm new to pointers and can't solve this error "cannot conver 'node*' to 'node**'". What is the problem here? #include <iostream> using namespace std; ... |
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Mar 11, 2019 at 8:23pm
[1 reply] : You pass a pointer as an argument where a 'pointer to pointer' is requ... (by nuderobmonkey)
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by wowisay
need help to direct my approach
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Mar 11, 2019 at 7:37pm
[6 replies] Last: wowisay, STOP deleting the content of your posts. It is rude and unhe... (by closed account E0p9LyTq)
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| HELP PLEASE-Chef and a Beautiful Digit |
| append the digit d to the decimal representation of N (d becomes the least significant digit of N), then remove one occurrence of one digit from the decimal re... |
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Mar 11, 2019 at 6:39pm
[5 replies] Last: yes. I got mine fixed but I do not like it. I ended up finding the ... (by jonnin)
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by AL88
Why is the section to write the text file to the screen not producing any output?
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| Why is the section to write the text file to the screen not producing any output? It works fine when isolated on its own, the code is at lines 140-153. #... |
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Mar 11, 2019 at 6:37pm
[2 replies] Last: also try return(1) instead of exit(1). Exit is like pulling the cord ... (by jonnin)
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by Angela1998
Static vs Dynamic Linking
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| Hey everyone! I wanted to get your thoughts regarding static vs dynamic linking. Basically, when should I choose one over the other? Thank you. |
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Mar 11, 2019 at 6:23pm
[16 replies] Last: Yes, I am well aware of how to compile linux source code. The main pro... (by colt)
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by jefazo92
Problem troubleshooting my "date" class
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| Hi, I am having some issues to print some data in my program. I have created this class which takes in the day, month and year and will return the indvidual... |
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Mar 11, 2019 at 5:27pm
[11 replies] Last: Honestly, I only understand the #include to call header and source fi... (by jlb)
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by jefazo92
Not being able to pass char array as an argument of a class
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| Hi everyone, I have encountered the problem of not being able to pass a char arraray as a parameter into my class, I get the error "prototype for "Employee::... |
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Mar 11, 2019 at 5:17pm
[5 replies] Last: Where are the modified class files? Did you change your header file t... (by jlb)
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by birb
Equal elements in linked lists
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| Hey, I am working on a school project and I'm supposed to write a function checking if two doubly linked list contain the same elements. Obviously I could do it... |
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Mar 11, 2019 at 4:02pm
[5 replies] Last: It doesn't matter what type of data is in the lists - int, double, str... (by lastchance)
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by TomBradyGOAT
Need help troubleshooting 2D array (1,2)
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| I've really been struggling to write a program that finds local peaks/max values in a data file using a 2D array. I keep on getting values that are incredibly s... |
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Mar 11, 2019 at 4:01pm
[28 replies] Last: By the way, what does it mean when you say maxPeak = 0.0? Are you as... (by closed account E0p9LyTq)
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by salem c
Help with Time Complexity of a Problem.
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| . Let's define an array B as S concatenated with itself m times, where m is the smallest integer such that m(r−l+1)≥K . Next, let's sort B and define X=BK... |
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Mar 11, 2019 at 3:50pm
[3 replies] Last: dave please explain what is Q in "You need to observe some pattern i... (by jayasai)
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