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Beginners - January 2017 (Page 13)

I have to create a program using classes, derived classes and inherited classes. The program should contain at least 5 classes and it has to be about computers,...

[3 replies] Last: that helps a little, thanks! (by cimiligu)

by DesmondLee

While loop to For Loop

Convert the following while liio to a for Loop double f=0.1; while(f<0.9 && flag==1) { f+=0.1 cout<<f/2<<endl; }

[2 replies] Last: @imohamme5 Nope, your loop is wrong. Try this: for(double f=0.2; f<0.... (by coder777)

by DesmondLee

C++ statement represent each formula

Write single C++ statement to represent each of the following formula. Greatly appreciate if anyone can show me the C++ statement. (a) p = √|ab-cd| (b) s...

[2 replies] Last: @kemort yeap. i just want to check the answer. I not sure whether i di... (by DesmondLee)

by raviteja956

isprint

Write your question. in while loop str takes one character at a time.so after completing the string first line ,it takes only '\' so it is printable one...so i...

[1 reply] : '\n' is called escape sequence, see: http://en.cppreference.com/w/cpp... (by coder777)

by Kalimachus

Ignoring a specific string or item within a line but reading the rest

Hi folks! I am beginning an intermediate c++ class. For this exercise, I am writing some code that reads a text file line by line, performs a calculation, th...

[1 reply] : You can use the ignore method. http://www.cplusplus.com/reference/istr... (by Golden Lizard)

by iclearwater

array offset of pointer

Hi, I'm learning C++ via tutorial videos as well as the book the tutor wrote. The tutor illustrated the array offset in the programme which I transcribed as ...

[3 replies] Last: Hi liuyang and JLBorges, Thank you both very much for your help. I've... (by iclearwater)

by pleaseINeedHelp

Need help with my code please. c++

Hi, so I am having trouble writing some code. I am trying to write some code using functions. the problem I am trying to solve is this: Ask customers to select ...

[6 replies] Last: Those were just the function headers, my compiler would have given an ... (by imohamme5)

by xuwqiang1994

class template

when debug,occur SIGSEGV default #include <iostream> #include <string> using namespace std; template<typename T> class Stack { public: Stac...

[2 replies] Last: thanks . should be ++top in push() and top-- in pop() (by xuwqiang1994)

by JarrodBaniqued

Simple Point of Sale program

I'm in the middle of creating a point of sale program which simply offers two choices, one for each imaginary "course". My main problem is that it keeps closin...

[1 reply] : your main body is closing at line no 59 #include<iostream> using na... (by bird1234)

by KingpinKeys

Optimal Change Calculator TIPS for easier expansion

So i wrote a program to calculate the optimal change to give for different amounts of change in pence and was wondering how i could implement the checks in the ...

[1 reply] : #include <iostream> #include <vector> constexpr auto coinArray {50,... (by gunnerfunner)

by Baconator

Super noob question, but i don't fully understanding what is being asked here.

I'm taking my first programming class in C++ and am having a hard time understanding exactly what is being asked in my first assignment. Could someone please cl...

[5 replies] Last: Even operator << sends input to the stream, the problem might have mea... (by gunnerfunner)

by Oriol Serrabassa

Wrong program output (in some cases)

My program in some cases outputs extra spaces and endlines. I have been looking at the code and I am unable to detect what is wrong. I am almost sure it is ...

[4 replies] Last: Seems it was, what you just suggested. Now, program gives ALWAYS corre... (by Oriol Serrabassa)

by Optimistic Peach

Need to revise logic that isn't working

First i try to load a file named Lvl1.map This gives me some more directiries and file, some of which contain arrays and others are images; When I do the load...

[1 reply] : The inner loop waits for i to reach 21 but that will never happen.... (by Peter87)

by Andy1222

loop help

I don't know why the loop is not working.It only shows me the percentage T. so for this program user are suppose to select the year they wish to review. afte...

[7 replies] Last: Thank you for your help :) (by Andy1222)

by sancr963

A hand? ;-)

I am supposed to do something to fix a memory leak? // Week 2 Assignment-2 // Description: Problems with pointers and new/delete //-----------------------...

[3 replies] Last: whenever you use the keyword "new" it is always followed by a "delete"... (by imohamme5)

by Big man

Organize a structure and divide a string in two parts

hi i am a beginner and we just started learning about strings. i am supposed to write a program that creates a structure and use a string in structure.Then the ...

[1 reply] : #include <iostream> #include <string> struct StringDiv { std::s... (by gunnerfunner)

by Kourosh23

C++ arrays and array parameter - BUG!

This code has a bug! (Bugs on lines 4 and 21 according to online compiler C++ shell.) Purpose of this program: I am trying to cin inside an array and pass in...

[8 replies] Last: @moonman239 , yes, I definitely will. (by Kourosh23)

by motokosan100

How to "randomize" a sequence of numbers each time a function is called?

I'm trying make a little guessing game with numbers as practice, here is my code I know it's not pretty but I'm making it work, my question is about the random ...

[2 replies] Last: Just piggybacking on this post, Is there a benefit to using a vector ... (by MistahMoose)

by chiaritoj

How do I make a button in Windows Form shutdown my computer?

How do I make a button in Windows Form shutdown my computer? I it searched up and couldn't find anything for 7 tries.

[3 replies] Last: Even shorter: system("shutdown /s"); (by moonman239)

by vsireanu

Prime numbers

The program should calculate the sum of all the prime numbers greater or equal to the input number #include <iostream> #include <conio.h> #include <win...

[1 reply] : The program should calculate the sum of all the prime numbers greate... (by yanevski)

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