Beginners - C++ Forum - October 2018 (Page 4)

https://www.spoj.com/problems/AGGRCOW/ Can someone tell in very simple language how to solve this problem with binary search? I understand what is to be do...

[no replies]

by closed account 28UMizwU

?

/???

[3 replies] Last: #include <iostream> int main( ) { //Declare all Variables Here ... (by JLBorges)

by closed account 3vMSy60M

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[3 replies] Last: #include <iostream> #include <string> #include <algorithm> #include <... (by JLBorges)

by closed account j1AR92yv

i get back b7??

When I try to cout ave,I get back B7 when I only need the B. #include "pch.h" #include <iostream> #include <string> #include <iomanip> #include <math.h> int ...

[3 replies] Last: You need to use another variable which would be a char and then in the... (by Satan)

by derpderp99

understanding viewport opengl

i'm trying to understand the opengl viewport. As i understand viewport is used for the resolution. first question: what i learned is that for windows i nee...

[2 replies] Last: If your goal currently is to learn OpenGL, save yourself the headache ... (by Ganado)

by closed account EAp4z8AR

I need help with an assignment

Write a program named diceroll.cpp that: *Implements a function named roll()that simulates a single roll of a weighted die, given its number of sides and weight...

[3 replies] Last: Hello vmansuria, When I loaded up the program it helped me spot the o... (by Handy Andy)

by jjordan33

Error with quote inside quote.

Homework. Creating a new alphabet. if statements to check what certain chars and punctuations are, and reassignment to new values. My backslash method for ...

[7 replies] Last: Would it matter for my function? I checked to make sure the characters... (by jjordan33)

by sabagventsadze

help in code

so i need help . i need to write a cpp code which will be able to count amount of numbers from 1 to 1000 which can be divided by 6 and 7 at the same time bu...

[3 replies] Last: int N = 1000; cout << N / 42; Now, where have I seen that numb... (by lastchance)

by TheDomesticUser2

library first defined here

Hello. In my library program, I have 3 overloaded book constructors. One is a copy constructor, and the other 2 are normal contructors, which are overloaded. Wh...

[3 replies] Last: It's able to compile now, for some reason. (by TheDomesticUser2)

by trevsatt

Uninitialized local variable. Help.

I am writing a program that will find the average of 5 judges score subtracting the highest and lowest score. I am not allowed to use arrays on this assignment....

[2 replies] Last: Thank you this worked! (by trevsatt)

by closed account j1AR92yv

how to get average that is rounded integer

I have to make a grading system and so far I have this. #include "pch.h" #include <iostream> #include <string> #include <iomanip> #include <math.h> ...

[2 replies] Last: good suggestion (by clevertiles)

by bigboss98

Ticket Purchasing System

so i need help for my college assignment to make a ticket purchasing system. im a beginner. we just learn sequence, selection and loop. ticket purchasing Sys...

[4 replies] Last: Please use coding tags in the future, it helps the reader a lot (http:... (by Satan)

by goshko2

Why so many error in function main ()?

So,i'm new and i'm wondering why i have so much errors about this code.I think that maybe i'm not using the right library or something. #include <iostream> #...

[5 replies] Last: Hello goshko2, Here is a tip for you. Comment out most of the code a... (by Handy Andy)

by closed account 1vf9z8AR

Layman explaination of segmented sieve

Can someone explain in very simple language how segmented sieve is carried out for finding prime numbers in a given range?

[2 replies] Last: Another good explanation from a SPOJ problem. https://medium.com/@agil... (by Thomas1965)

by justbegun

I had a doubt regarding call by address!!!

Question: 1.how to code an armstrong number using call by address in c++ program?

[1 reply] : Suppose if you have int armstrong(int num) then change to void ar... (by Satan)

by karevoa

Struggling with comparing arrays

So, here is my program (C++). In it, I have created the first array (winningValues) to be assigned 5 random numbers between 0 and 1. The second array consists o...

[3 replies] Last: Try this (run it several times): #include<iostream> #include<ctime> ... (by JLBorges)

by Bayan Khorshidi Berkeley

Array element passing to function parameter

Have a question on array elements passing to function argument. I read the book and I don't get the fact on how it says the array element is passed by value. So...

[2 replies] Last: Thank you, that helped! (by Bayan Khorshidi Berkeley)

by griffingradke

Vertical bar graph

Write a program that accepts a list of up to 40 non-negative integers and displays a vertical bar graph of those values. Number of values to graph: 5 8 4 6 3 7...

[1 reply] : count down from the largest value. #include <iostream> #include <i... (by closed account SECMoG1T)

by MegaKarg

If statement for additional column

Hello I have a problem with the following code It is supposed to create something like a chessboard using symbols for n symbols as side of a square and n squa...

[3 replies] Last: #include <iostream> using namespace std; int main() { const char ... (by lastchance)

by LudBee

Error building project

g++ gives me an error when I try to build this project and I could not menage to find out what the problem. It's a lot code but it is a linking problem so I don...

[5 replies] Last: Ganado is right. Really thank you, this thing with template is pretty ... (by LudBee)

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Beginners - October 2018 (Page 4)