51,593 Topics
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 | I want to create a program that enables user to input 90 entries (90 questions' answer ranging from A to D)(1 answer per Question) and when it feeds the input, the program checks the entries with its randomly generated answer keys. (+4) for every correct entry (-1) for every wrong …  |
 | hi all, im realising motion detection that compare two successive frame saved in directory , using OpenCv but, the code is successfully debugged, but when i run the app it displays an exception, any help please  my source code #include <iostream> #include <fstream> #include "opencv2/opencv.hpp" #include "opencv2/highgui/highgui.hpp" #include … |
 | `1ph ## and I need you guys to explait it into detailt ## `  |
 | I have input string in shape of:polygons=[(4,5),(6,8),(5,3),(11.4,6);(3,8),(2,9),(1,2)],each semicolon tells me 1polygon entered user can input up to 100 polygons and 100 points in each polygon i want to store the x- coordinates of all points in 2D array how can i do that in c++? User can input any value … |
 | Write a program that will ask the user to enter lower limit and upper limit in form of integers. The program will calculate and show the prime numbers within the range from lower limit to upper limit. All the prime numbers within the specified range should be displayed on the …  |
 | Requirements: Use a class, an array, file input/output. Goal: Compare the student answers (.txt) to the answer key (.txt) and output the students name, missed questions and overall score to a .txt. Firstly, is my design decent? What I need to do now is to compare student answers to the … |
 | I need help with some questions.They were 20 of them but this 5 have been so hard for me. Any help I get will be highly appreciated. Cheers!!! 1.When mergesort is implemented on a linked list it is possible to implement it as a stable sort. True or False? These … |
 | Consider the following C code snippet: char *sentence = NULL; strcpy(sentence, "Helloworld"); printf("%s", sentence); is the code segment correct or error. If correct what is the output? 1. Error 1. Helloworld 1. NuII,Helloworld 1. None of the above  |
| | i have to get 2 numbers (each of length 20 digits) from user and have add them and display the result (using arrays) . i have no idea how to add such a long digit number...please tell me how can i add both numbers. your quick response will be highly …  |
| | I have an assignment to output contents from a .txt file to html. I'm able to output the information from the .txt to the console but how would I output it into an html page? The txt and html files are in the same folder as my .cpp file. #include … |
| | I'm trying to write a Windows service in Visual Studio 2008. The service is supposed to update an Access database. I've created a Windows service project and added an Access database to the project. A data source has been created that contains all tables from the database. Now to my …  |
 | i want to search a record in a file and get its size in c++ and fstream, thanks in advance  |
 | >I need help! >is there any body can help me with it? 1. write a C++ program that will ask the user to keep entering numbers until a number between -20 and 20 is entered, find how many negative and positive numbers were entered, also the smallest negative number and … |
 | Hello everyone! I have created an editable list control (report style) with numbers. I want to save the content in a text file (each number below the other) and I used void CDataDialog::OnBnClickedOk() { CStdioFile file("test.txt", CFile::modeCreate); int nCount = m_List.GetItemCount();//m_List is control variable declared about list control for (int … |
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 | Hi, i have seen a lot of ppl say things like, 'this piece of code is more efficient than the other', 'this gives better performance' or 'more efficient memory wise' etc.. but i fail to understand that how in a normal coding scenario can i find out the efficiency of …  |
| | First I was on that console window, and everything seemed easy because I could break everything down and knew EXACTLY what I was doing to get what I wanted done. However, that boring text-window got tiring. I decided to move on, but that was the biggest mistake ever. For over …  |
 | Hi all, I have to solve a tripple sudoku. The program is supposed to solve the enlarged sudoku. We load 21 rows, each with 9 integers in the range <0.9>. Rows 1-9 (numbered so that the first line is numbered 1, etc.), 7-15 and 13-21 are to create a classic … |
 | I have been trying to write a program of c++ of function of array for summation of odd numbers could I please get help on how to do it?  |
| | i got the following error when compiling a word count program, **error: expected unqualified-id before '.' token*.*; this error is at line 5 //class Split_file.hpp. #ifndef SPLIT_FILE_HPP_H #define SPLIT_FILE_HPP_H class Split_file.hpp { Split_file.hpp(); virtual ~Split_file.hpp(); protected: private: }; #endif // SPLIT_FILE_HPP_H |
 | I am trying to sort the scores in ascending order but I do not have any idea to do sorting in class. Any help will be appreciatd.  |
 | very new to c++ . have an assignment when am to input some information about an item and write to a file . Have succesfully done that but now i i dont know how to delete a line of entry from the text file and save it . look at … |
 | Ok I need to make a 3 part program thats made with c++. The first part is to write 10 number, and then program ask to ether repeat the number or to reapeat them reverse. Second part I need to make a program that ask for a word and later … |
 | I need to make a spin coater machine. It spins in 3 stages and each stage have different speed(servo value) and time ( how long for it to spin). A lot of people recommended that I use FSM. I have decided to do the programming in FSM. I manage to … |
| | This is a rock, paper, scissor, lizard, spock game. The computer's decision making is set up in the class and all input/output must take place in main. I am struggling with a few things: Setting up a score keeper - unsure how to keep score by comparing the output of … |
| | I have translated many numerical math programs from FORTRAN into C++ and JavaScript. The original FORTRAN source code listings are posted on the NETLIB site and have been in the public domain for 20, 30, years. The C++ and JavaScript translations that I write are hand-coded, line-by-line, and repeatedly tested …  |
 | Hey, I would some assitance, I wrote this code to find the average between the max and the min and assign that value to the nan, nut i have to chnage up my code, to assign the NaN to the previous non-zero value. Example 112 113 114 116 NaN would … |
| | Write a function write with variable number of arguments that takes a string first argument followed by any number of arguments of type double and prints on the screen a string formatted by the rules described below. The first argument may contain formats in curly braces of the form {index[:specifier]}, … |
 | Write a C++ program to help the Administration of a football league to manipulate the list of players registered in different teams. There are 26 teams participating in the league, each is denoted by a letter in the range A to Z. Each team can have 11 players at most. … |
| | Hi, I am trying to learn OOP with c++ with the help of Turbo C++ version 3.0 and "C++ Primer Plus" by stephen prata. according to the book, the NEW convention for including the iostream header file in c++ is in the following way: #include<iostream> but it causes an error …  |
 | Hello. In my assignment, I must use nested loops to write to and read from a file. We have not yet learned functions or arrays. The program should calculate and display total rent collected, average rent collected, the highest paying complex, and a warning if zero paid by a complex. … |
 | #this program calculates the area of a right triangle #ask for input b=input('Enter the triangle base:') h=input('Enter the triangle height:') #Calculate and print area Area=(b*h)/2 Print '\n The base is '+str(b) + 'units' Print 'The height is 'str(h) + 'units' Print '\n The area is 'str(area + 'units' |
| | hi guys ... this is a bubble sort program that i made [code=cplusplus] #include<iostream> using namespace std; #include<iomanip> using std::setw; int main() { const int arraysize = 10; int Bubble[ arraysize ]; cout << "Please enter 10 integers: " << endl; for ( int i = 0; i < arraysize; …  |
 | hi i just wanna ask because the submission of my restaurant POS System will be tomorrow. it is a very hard time for me. here are the requirements: Restaurant POS (Point of Sale) System Create a basic Restaurant Point of Sale software using C-Language. Your restaurant must have at least …  |
 | /* #include<iostream> #include <iomanip> using namespace std; int main() { int r=12,i,j,k; cout<<setfill(' ')<<setw(18); for(i=1;i<=r;i++) { j=r-0; if(i==12) { cout<<j; } } for(i=1;i<=r;i++) { j=r-11; k=r-1; if(i==1) { cout<<endl<<endl<<setfill(' ')<<setw(10); cout<<k; } if(i==2) { cout<<setfill(' ')<<setw(15); cout<<j; } } for(i=1;i<=r;i++) { j=r-10; k=r-2; if(i==3) { cout<<endl<<endl<<endl<<setfill(' ')<<setw(6); cout<<k; } if(i==4) … |
| | I'm new to c++ and the programming world, I'm currently trying to write a code to find the max and min values and their average and assign the average obtain to a zero within a text file. Data.txt 110 109 109 109 110 111 112 113 115 112 0 103 … |
 | you have been contracted as a software develper to design a point of sales system, the system is to work in a way that ,if a customer purchase an item on credit and it cost more than or equal to $100 the system should alert the sells personnel that sells … |
| | **please help me i want to make a circular clock** Write a program to simulate an analog watch (number 1 to 12 to be arranged in circular fashion with all the three pointers for second minutes and hours ) on the screen. Use nested for loops. Use (.) dot for … |
| | Please, i need a teacher to help me out...i am at the intro stage and i was wondering if someone would walk me through this please..i would appreciate it. Mr. Clark employs students who are exempt from taxes and others who are not. Write a program that will calculate and …  |
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| | Hello all, I am having issues with a homework assignment. My assignment is as follows: Write a program that uses a loop to display Pattern A below, followed by another loop that displays Pattern B. Pattern A: + ++ +++ ++++ +++++ ++++++ +++++++ ++++++++ +++++++++ ++++++++++ Pattern B: ++++++++++ … |
 | Write a function multiple that determines for a pair of integers whether the second integer is a multiple of the first. The function should take two integer arguments and return 1 (true) If the second is a multiple of the first, and 0 (false) otherwise. Use this function in a …  |
 | Would anyone know how to put user input into a Char Array. I've provided the code below It doesn't work so I've tried many variations like making char wrd as char wrd[20] but still nothing. I think I'm missing a fundamental point here. All I want to do is have …  |
 | Hello i been doing some program of my own, my program is to get the number of days paased in the year. I am having hard to get get the passed in the year. Now when i try to run and the output gives me "4438232", i am really having … |
 | Develop a C++ program that finds the minimum of 4 even numbers entered by the user.? The program should display the following grades if the minimum value is found within the given interval; 60-100 A 40-59 B 30-39 C Below 30 Fail |
 | Write a program in c++ that ask the user to type 10 integers of an array and an integer value X, the program must put the value X in the index 0, shifting each element right and dropping of the last element. The program must write the array before and … |
 | #include <iostream> #include <stdlib.h> #include <unistd.h> #include <time.h> using namespace std; int createZombie() { if (rand() % 67 < 10) return 11; else return rand() % 10 + 1; } int main() { srand(time(NULL)); char enter; // game starts int playerAlive = true; int playerSkill = 9; int playerScore = … |
 | can anyone help me with this assignment, Please. __________________________________________________ The brightness of a binary star varies as follows. At time t = 0 days its magnitude is 2.5, and it stays at this level until t = 0.9 days. Its magnitude is then determined by the formula 3.355-ln(1.352+cos(PI(t-0.9)/0.7)) Until t … |
 | Hello, So I am trying to read a text file into an array, but I am having issues breaking it up properly. Here is my text file: 0 Car Fixed 1 Brake 2 Windshield 3 Tires 4 Engine 5 Doors 6 Transmission and here is my code: #include <iostream> #include … |
 | Hi there, I am stuck with a problem, and don't know where to start. I need to calculate the closest pair of points on the Earth using a divide and conquer method. I know I should calculate the orthodromic distance (or in other words the great-circle distance) but I don't … |
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