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AFogarasiAFogarasi
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Checkpoint 1 Complete
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‎Checkpoint1/Checkpoint1.cs‎

Lines changed: 155 additions & 1 deletion
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using System;
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using System.Collections.Generic;
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namespace Checkpoint1
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{
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class Program
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{
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public static bool end = false;
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static void Main(string[] args)
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{
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Console.WriteLine("Hello World!");
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// Create 5 different Modules with the functionality below for a user to access via the console
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// Module 1 - counts numbers between 1 and 100 and display the numbers evenly divisible by three
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// Module 2 - ask user to enter a number, then again or "ok" to end the entry. Upon "ok" all numbers are summed and displayed
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// Module 3 - ask user to enter a number. return and display the factorial as "var! = var factorial"
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// Module 4 - computer generate a random number between 1 and 10. Ask user to guess the number. Correct guess = "You win/loose". User has 4 chances
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// Module 5 = ask user to enter a series of numbers separated by commas. Find the largest number and display it to the console.
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// Allow user to choose which Module to execute. Continue asking until user chooses any invalid option
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do {
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Console.WriteLine("Execute one of the following by entering the cooresponding number");
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Console.WriteLine("Enter 1 to display all numbers from 1-100 divisible by three");
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Console.WriteLine("Enter 2 to get the sum of a series of numbers you enter");
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Console.WriteLine("Enter 3 to get the factorial of a number you enter");
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Console.WriteLine("Enter 4 to try and guess the computer chosen number between 1 and 10");
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Console.WriteLine("Enter 5 to find the largest number in a series of numbers you enter");
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Console.WriteLine("Any other choice to exit");
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int choice = int.Parse(Console.ReadLine());
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if (choice == 1) {
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NumbersbyThree();
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}
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else if (choice == 2) {
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SumofNumbers();
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}
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else if (choice == 3) {
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Factorial();
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}
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else if (choice == 4) {
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GuessaNumber();
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}
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else if (choice == 5) {
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MaxNumber();
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}
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else {
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Console.WriteLine("Ending Exercise");
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end = true;
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}
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} while (!EndExercise() == true );
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// leave this command at the end so your program does not close automatically
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Console.ReadLine();
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}
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// Module 1 - counts numbers between 1 and 100 and display the numbers evenly divisible by three
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public static void NumbersbyThree()
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{
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Console.WriteLine("Numbers by Three");
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List<int> threeList = new List<int>();
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for (int i = 1; i <= 100; i++)
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if ( (i - ((i / 3) * 3)) == 0) {
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Console.WriteLine(i);
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threeList.Add(i);
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}
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Console.WriteLine("Count of numbers divisible by 3: " +threeList.Count);
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}
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// Module 2 - ask user to enter a number, then again or "ok" to end the entry. Upon "ok" all numbers are summed and displayed
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public static void SumofNumbers()
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{
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Console.WriteLine("Sum of Numbers");
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int sum1 = 0;
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bool endSum = false;
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do {
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// ask user to input a number or "ok" to end
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Console.WriteLine("Enter a number or type \"ok\" when finished");
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string userInput = (Console.ReadLine().ToLower());
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// check to see if user enters "ok"
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if (userInput == "ok") {
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endSum = true;
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}
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// if user enters another number add it to the other numbers
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else sum1 = sum1 + int.Parse(userInput);
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} while (endSum != true);
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// if user has finished entering numbers print the sum of the numbers to the console
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Console.WriteLine("Sum of Numbers: " + sum1);
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}
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// Module 3 - ask user to enter a number. return and display the factorial as "var! = var factorial"
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public static void Factorial()
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{
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Console.WriteLine("Enter a number to find its factorial: ");
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int f1 = int.Parse(Console.ReadLine());
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int origNum = f1;
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for (int i = f1 - 1; i >= 1; i--){
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f1 = f1 * i;
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}
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Console.WriteLine(origNum +"! = " +f1);
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}
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// Module 4 - computer generate a random number between 1 and 10. Ask user to guess the number. Correct guess = "You win/loose". User has 4 chances
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public static void GuessaNumber()
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{
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// ask user to enter a number. save the number.
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Console.WriteLine("Can you guess the computers number in four tries? Enter a number between 1 and 10: ");
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int userGuess = int.Parse(Console.ReadLine());
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// computer generate a random number between 1 and 10. save the number.
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Random rnd = new Random();
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int compGuess = rnd.Next(1, 10);
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bool winCheck = false;
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bool countCheck = false;
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int count1 = 1;
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// check if user number matches computer number OR if user has used four tries
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while (winCheck == false && countCheck == false){
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count1 = count1 + 1;
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// if user number matches computer number write "you win" to the console. exit exercise.
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if (userGuess == compGuess) {
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winCheck = true;
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Console.WriteLine("They Match. You WIN!");
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}
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// if user number does not match computer number ask user for another number
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else {
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Console.WriteLine("No Match. Enter a different number: ");
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userGuess = int.Parse(Console.ReadLine());
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// if user has used all four tries without matching the computer, write "you loose" to the console. exit exercise.
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if (count1 >=4) {
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countCheck = true;
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Console.WriteLine("Four tries. No Match. You Loose.");
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}
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}
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}
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}
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// Module 5 = ask user to enter a series of numbers separated by commas. Find the largest number and display it to the console.
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public static void MaxNumber()
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{
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// Ask user for a series of integers separated by commas. save the input.
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Console.WriteLine("Enter a series of integers separated by commas. Cumputer will return the largest number: ");
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string all = Console.ReadLine();
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string[] Section = all.Split(",");
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List<int> numList = new List<int>();
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int eachNum;
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int largest = 0;
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// Separate the string using the "," and save as a list of integers
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foreach(string eachSect in Section){
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if(Int32.TryParse(eachSect, out eachNum))
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numList.Add(eachNum);
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}
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// Find the largest integer in the list and save it
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foreach (int num in numList){
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if (num > largest) {
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largest = num;
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}
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}
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// Print largest number to screen
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Console.WriteLine ("Max Number is: " +largest);
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}
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// Check for end of exercise
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public static bool EndExercise()
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{
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return end;
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}
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}
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}

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