Computer Science Forum

i have 2 sperate projects which i am trying to run together as a shared project but i am failing hard……. Basically, first project does infix to postfix notation and the second projects does postfix evaluation. tried to run all that in 1 project but i keep getting all sorts …

Hello, I am building a calculator in c++ windows application form, i want the calculator to handle multiple operator precedence (for example, 2+4*5/3). but i am not sure how to write the following code on my windows form project. Any suggestions would appreciated . #include <iostream> #include <conio.h> using namespace …

Please i need your suggestions on how to design a system that will diagnose malaria or typhoid by accessing a number of symptoms.

I am trying to understand leader clustering algorithm and overlapping clustering algorithm , but not able to get proper documents and explanations. Can someone please help me understand these clustering algorithms that what are the key differences between both (leader clustering and overlapping clustering) algorithms, and if applicable, which algorithm …

How to solve monkey and banana problem using best-first search algorithm? Anyone having ideas? I know we have to choose a heuristic function 'h(n)' for performing distance related calculations. But can anyone elaborate this problem ? (algorithm and complexity analysis much appreciated)

https://stackoverflow.com/questions/49183518/independent-paths-of-power-number

Hello, I'm trying to create a character array that would find the absolute value of each value. Ex. Candadite: 111111 / Target: 444444. abs(1-4)(1-4)(1-4)(1-4)(1-4)(1-4) answer: 333333. I have the code running, but I get a consistant answer of 700, even when I move to a new Target set. If anyone …

Hello. I got one question, when i want to streamplot this, i got eror: "raise ValueError("The columns of 'y' must be equal")", i can't figure it out. :/ Thank you for your time. this is entire code: import matplotlib.pyplot as plt import numpy as np # discretization of domain x_start, …

Im not really familiar with this kind stuff I really need help with this: develop an algorithm pseudo-code that will accept the names of each sales staff members and their total sales for the month. The algorithm must calculate the commission at 4 % of their total sales amount. It …

I am supposed to write a program that takes a person's whole name and returns the name's numerical value. The numerical value is found by the values of the letters in the name (with a=1, b=2...z=26). This is what I have so far: def main (): name = input("What is …

Hello, I am confused when we have array in python why should we use set or lists they work almost similarly right? and array are bit faster that lists. I am using numpy arrays but a friend of mine uses sets and lists. I am confused please explain what to …

Want to clear how to write a program to store the given telephone details in dictionary and print all the number whose name starts with e. Data =('Einstein':1234567896),('newton':2478965782),('Alexander':9876543216)

Plz tell me how I would calculate time complexity of the program: int i = N; while (i > 0) { int Sum = 0; int j; for (j = 0; j < i; j++) Sum++; cout << Sum << endl; i--; } thnx in advance

i am doing a project, its a database system and i need to use fingerprint scanner.i am using php and i am new to it. is ther a way that i can use fingerprint scanner?

I declare an integer and input value from user when i check this program i give the value 40,000 its a overflow but program generate no any type of error why?

I need a function that will create and store usernames and passwords for different students. Their programme should ask the user for their name and age and a username should be created, consisted of their name and age eg. Jack16. They then can make up their own password which then …

Hi everyone! Please help me to find a thesis title that should be related in computer science about the theory. Your suggestion is very helpful for me since I will be graduating in senior highschool PS: any suggestions would do :)

i need help

Hi...! In Design of Algorithm. I think it is used to calculate the time complexity.... What is meant by STEP-COUNT METHOD? What is the procedure in that to calculate? I want brief explination. ....

I was making this score calculator to take user input so they can add as many numbers as they want, entering the score works fine and so does adding, displaying the score total, displaying the score count, displaying the average, the last thing I have to do is find the …

Hello all, is there some python code or program to crawl instagram? I would like to get the user Username, Bio and 5-6 random pics. - Thank you

Is it possible to integrate Perfect Circles of the Golden ratio geometry in designing logo based on these link ( https://goo.gl/images/7eYZoG ) to recognize flower.. What do you think guys? Im planning to have a research on this.

I'm a master's student preparing for my master thesis I'm interrsting to be software engineer I need help for topics that will reflect my dream goal as software engineer although my supervisor gave my task to write proposal in natural language processing I dont know if is a good area …

Hey so I am trying to finish up a lab that I did not finish during a class this summer. The goal is to have the computer navigate an ASCII maze on its own. We use left/right hand rule to find our way through the maze. IE. you have your …

Hi, I'm trying to convert the timebetween into a decimal, so i can calculate salary. `var TLogIn: TextFile; sLine, sTIn, sTOut,sUser,sTimeOut,sTimeIn,YourHMStr: string; iPosHash, iPosComma, iLength, iTimeIn,iTOut, iWage,iTimeOut:integer; TimeOut,dtDiff,TimeIn:TTime; rTime: real; d1, d2 : TDatetime; Begin //d2 := StrToTime(time()); TimeOut:= Time(); AssignFile(TLogIn,'LogInTime.txt'); reset(TLogIn); while NOT eof(TLogIn) do begin Readln(TLogIn,sLine); iPosHash:= Pos('#',sLine); …

What has Schrodinger got to do with the complex and paradoxical concept of quantum computing? The answer is that both Erwin and his hypothetical cat relate directly to this subatomic world. In fact, Schrodinger is often referred to as the father of quantum mechanics. ## Erwin who? ## [Erwin Schrodinger](https://en.wikipedia.org/wiki/Erwin_Schr%C3%B6dinger) …

I would like to know Which are the python data structures uses divide and concur algorithm? Please explain me?

Hi Friends, Recently I've experienced an issue in my (following) code. I've designed an array-stack and checked the values pushed in to it. It works well when pushing but when popping it doesn't display the whole popped values. E.g: If I pushed the values "zero to nine" in to the …

i get this error when i try executing it, no match for the operator == now i understand you can't compare a string with a char, so i tried other method like strcmp, covert a to char, but none worked. note: coverting d to string is not an option. #include …

// Also attached to this question is the assignment sheet. Need help pls. import java.util.*; import java.awt.*; import java.applet.*; public class Lab15st extends Applet { private int numBars; // number of bars to be sorted private int barHeight[]; // array of bar heights private int sortDelay; // delay between comparison …

I have an outcome (O) which could have three states: octal 4, octal 2 or octal 1. With three such outcomes I have 27 combinations. The challenge is to find an algorithm which gives me the minimum number of combinations (NK) which always gives me minimum 2 of 3 states …

// FInished isPal but need help with other few. public class Lab14st { public static void main (String args[]) { System.out.println("Lab 14, 80 Point Version"); System.out.println(); System.out.println("The Palindrome Program"); System.out.println(); System.out.println("By: Arjun Desai"); // Substitute your own name here. System.out.println("\n===========================\n"); boolean finished = false; do { System.out.print("Enter a string ===>> …

# Split a dataset based on an attribute and an attribute value def t_split(x, y, z): l, r = list(), list() for row in z: if row[x] < y: l.append(row) else: r.append(row) return l, r # Calculate the Gini index for a split dataset def gini_index(grp, class_values): gini = 0.0 …

I want to do a software project regarding barcode scanning. Basically I want to take an image of a 1D barcode then process the picture file and Decode the barcode.I am not a great programmer but I know the basics. I want to develop my skills through it. I want …

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 …

So I have a phone screening for an intern position coming up on Wednesday. I had a moment this weekend when I realized that I know more about procedural programming (and problem solving) than I do about OOP, though I do consider myself a strong programmer. For someone who has …

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 …

Hello. I'm taking subject compiler construction. and there is a question and the answer that i don't anderstand. if it was digit -> [0 - 9] then it would be ->0->1->2->3->4->5->6->7->8->9 final state digits -> digit+ then it would be ->digit->digit->digit loop final state but this question i dont understand …

Hello, I have to create a program that uses the ‘new’ operator to create a dynamic array in heap of the program. The program creates and populates its dynamic array one (int) elements at a time for each input data (cin). Key parts of the assignment. Hello, I have to …

In a system implementing paged segmentation, the size of logical address is 42-bit where aprocess can have maximum 128 segments and the page size is 512-bytes. Page table entry size is 4-Byte. Physical address space of the system is 128KB. Compute : i.Maximum number of pages per process ii.Size of …

How to implement bucket sort in C using Linkedlist.. Or any weblinks please share...

Hi. I have this Semantic Network exercise with no answer and i just want to check if i am correct. Please check this image: http://imgur.com/a/iC0dW The exercise: Kassim is a 45 year old man who has 2 wives and 7 kids. He workds as a surgeon in a private hospital …

Hello, I've been working on learning VBScript to make a few useful scripts to work with WinNT and make a more user friendly interface when searching for users on a domain. While doing so, I discovered something interesting about arrays and I'm hoping someone could explain if it's just the …

Help me create a code that will ask the user the guess the randomly generated integer by the computer using recursive function. Thanks!

hi guys im new to c++ can i have some assist ? The manager of a football stadium wants you to write a program that calculates the total ticket sales after each game. There are four types of tickets box, sideline, premium, and general admission. After each game, data is …

write an assembly language code that will: Read a character (ASCII code) from keyboard using a BIOS interrupt. then have to print that ASCII character in binary number system using DOS interrupt. and have to invert that ASCII code and have to transmit it to a parallel port using a …

Hi, Daniweb. I have this hobby project I'm playing with where I need to generate data for a MonteCarlo simulation. The data needs to fit within a bell-curve around a given mean with a standard-deviation. I'm trying to figure out which random distribution system I need to use and how …