public static void GetNumberGuesser()
{
int numOfPlayers; // Local variable.
Random rnd = new Random(); // Create a new random instance.
List <int> score = new List <int>(); // Create a list of integers.
Console.WriteLine("\nWelcome to Number Guesser!");
Console.WriteLine("This program allows you try to guess a random number between 9 and 100.");
Console.WriteLine("You can play by yourself or with friends.\n");
Console.Write("How many players wish to play > ");
numOfPlayers = TryParse.IntTryParse(Console.ReadLine());
// For loop to iterate through for each player.
for (int i = 1; i <= numOfPlayers; i++)
{
int userGuess;
int count = 1;
bool correct = false;
int number = rnd.Next(9, 101);
int rangeNum = rnd.Next(1, 25);
int rangeNum2 = rnd.Next(1, 25);
// Run do while loop until user guesses right answer.
do
{
Console.Write($"\nPlayer {i} enter your guess");
Console.Write(" > ");
userGuess = TryParse.IntTryParse(Console.ReadLine());
// Run through this loop if user guesses wrong answer.
if (userGuess != number)
{
Console.WriteLine("Incorrect guess!");
Console.WriteLine($"The number is between {number - rangeNum} and {number + rangeNum2}.");
Console.WriteLine();
count++; // Accumulation for incorrect guesses.
}
else if (userGuess == number)
{
correct = true;
}
} while (correct == false);
score.Add(count); // Add the amount of guesses from user to list.
}
Console.WriteLine();
for (int j = 0; j < score.Count; j++) // Displays the contents of the list.
{
Console.WriteLine($"Player {j+1} Total Guesses: {score[j]}");
}
Console.WriteLine();
}
public static void GetParentEntry()
{
// Local variables.
bool exit = false;
double firstNumber = 0;
string symbol = null;
double secondNumber = 0;
double correctAnswer = 0;
double answer = 0;
try
{
Console.WriteLine("Parent/Teacher please enter your 10 problems and solutions.");
Console.WriteLine("Enter the first number, operator, second number, and the solution.");
// Create a CSV file.
StreamWriter outputFile = File.CreateText("Parent_Teacher.csv");
// Write the initial values to the first line of the CSV file.
outputFile.WriteLine($"{firstNumber},{symbol},{secondNumber},{answer}");
// Run through loop 10 times.
for (int entries = 1; entries <= 10; entries++)
{
Console.Write($"\nProblem {entries}: Enter your First Number > ");
firstNumber = TryParse.DoubleTryParse(Console.ReadLine());
Console.Write($"\nProblem {entries}: Enter your Symbol > ");
symbol = TryParse.SymbolParse(Console.ReadLine());
Console.Write($"\nProblem {entries}: Enter your Second Number > ");
secondNumber = TryParse.DoubleTryParse(Console.ReadLine());
// Send user input to method to get correct answer.
correctAnswer = ValidateAnswer(firstNumber, symbol, secondNumber);
do
{
// Get user answer and compare it to correct answer.
Console.Write($"\nProblem {entries}: Enter your Answer > ");
answer = TryParse.DoubleTryParse(Console.ReadLine());
if (answer != correctAnswer)
{
Console.Write("Your answer doesn't match the correct answer!");
}
else
{
exit = true;
}
} while (exit == false);
// Write content to CSV file.
outputFile.WriteLine($"{firstNumber},{symbol},{secondNumber},{answer}");
}
// Close the CSV file.
outputFile.Close();
}
catch
{
Console.WriteLine("Cannot read file!");
}
}
public static void GetChildAnswers()
{
// Local variables
int correctUserAnswers = 0;
List <double> firstNumber = new List <double>();
List <string> symbol = new List <string>();
List <double> secondNumber = new List <double>();
List <double> answers = new List <double>();
// Open the file.
using (StreamReader fileReader = new StreamReader("Parent_Teacher.csv"))
{
// Reads each line of the file.
fileReader.ReadLine();
// Reads all lines of file until end
while (!fileReader.EndOfStream)
{
// Split line on comma.
var line = fileReader.ReadLine();
var values = line.Split(',');
// Add values to lists.
firstNumber.Add(double.Parse(values[0]));
symbol.Add(values[1].ToString());
secondNumber.Add(double.Parse(values[2]));
answers.Add(double.Parse(values[3]));
}
}
Console.WriteLine("\nWelcome to DataBank!");
Console.WriteLine("This program will give you 10 math problems that you can solve.");
Console.WriteLine("You will get two attempts to get the answer correct.");
for (int i = 0; i < answers.Count(); i++)
{
int attempts = 0;
double userAnswer = -1000000;
// While user answer is incorrect and haven't answered twice.
while (attempts < 2 && userAnswer != answers[i])
{
// Get user answer.
Console.Write($"\n{firstNumber[i]} {symbol[i]} {secondNumber[i]} = ");
userAnswer = TryParse.DoubleTryParse(Console.ReadLine());
if (userAnswer == answers[i]) // Compare user answer to correct answer.
{
Console.WriteLine($"Correct! {firstNumber[i]} {symbol[i]} {secondNumber[i]} = {userAnswer}");
correctUserAnswers++;
}
else
{
Console.WriteLine("Incorrect.");
}
attempts++; // Accumulate attempts.
}
}
Console.WriteLine();
Console.WriteLine($"Correct Answers: {correctUserAnswers}");
Console.WriteLine($"Total Questions: {answers.Count}");
Console.WriteLine();
}
public static void GetAnswerChecker()
{
// Named constant
const int QUESTION_AMOUNT = 10;
// Local variables
int num1;
int num2;
int answeredRight = 0;
Console.WriteLine("\nWelcome to Answer Checker!");
Console.WriteLine("This program allows you enter a math problem");
Console.WriteLine("and the program will give you the correct answer.");
for (int index = 0; index < QUESTION_AMOUNT; index++)
{
// Inline variables to allow for reset in the forloop
string symbol = " ";
int userAnswer = 0;
int correctAnswer = 1000000;
int attempts = 0;
// Gets the user's first number for calculation by entering class method for validation.
Console.Write("\nFirst Number: > ");
num1 = TryParse.IntTryParse(Console.ReadLine());
// Gets the user's symbol for calculation by entering class method for validation.
Console.Write("Enter a symbol (+, -, /, *): > ");
symbol = TryParse.SymbolParse(Console.ReadLine());
// Gets the user's second number for calculation by entering class method for validation.
Second:
Console.Write("Second Number: > ");
num2 = TryParse.IntTryParse(Console.ReadLine());
// while loop to make sure the user gets 2 attempts unless they get the right answer
while (attempts < 2 && userAnswer != correctAnswer)
{
// Gets the user's answer for calculation by entering class method for validation.
Console.Write("Answer: > ");
userAnswer = TryParse.IntTryParse(Console.ReadLine());
// if statement allows for creation of the correct answer based on symbol user entered
if (symbol.Contains("+"))
{
correctAnswer = num1 + num2;
}
else if (symbol.Contains("-"))
{
correctAnswer = num1 - num2;
}
else if (symbol.Contains("/"))
{
// Stops the user from using zero. goto to send user to the second answer input.
if (num2 != 0)
{
correctAnswer = num1 / num2;
}
else
{
Console.WriteLine("Can not divide by zero");
goto Second;
}
}
else if (symbol.Contains("*"))
{
correctAnswer = num1 * num2;
}
else
{
Console.WriteLine("Invalid input");
}
// Displays if correct
if (userAnswer == correctAnswer)
{
Console.WriteLine($"Correct! {num1} {symbol} {num2} = {userAnswer}");
answeredRight++;
}
else
{
Messages.ErrorMessage();
}
attempts++;
}
// Displays after second incorrect answer
if (userAnswer != correctAnswer)
{
Console.WriteLine($"{num1} {symbol} {num2} = {correctAnswer}");
}
}
Console.WriteLine();
Console.WriteLine($"Correct Answers: {answeredRight}"); // displays amount answered right
Console.WriteLine($"Total Questions: {QUESTION_AMOUNT}"); // dipslays total amount of questions asked
Console.WriteLine();
}
public static void GetRandomProblem()
{
// Named constants
const int QUESTION_AMOUNT = 10;
// Local variables
Random rand = new Random();
int num1 = 0;
int num2 = 0;
char[] operators = { '+', '-', '*', '/' };
char randomOp = ' ';
int userAnswer = -1;
int correctAnswer = 0;
int correct = 0;
// Display description of the Memory Bank activity
Console.WriteLine("\nWelcome to Memory Bank!");
Console.WriteLine("This program will give you 10 math problems that you can solve.");
Console.WriteLine("You will get two attempts to get the answer correct.");
Console.WriteLine("NOTE: Round answers down to the previous integer.");
// Consume the next line for appearance
Console.WriteLine("");
// Loop for creating math problems
for (int i = 0; i < QUESTION_AMOUNT; i++)
{
int attempts = 0;
num1 = rand.Next(1, 10);
num2 = rand.Next(1, 10);
randomOp = operators[rand.Next(operators.Length)];
switch (randomOp)
{
case '+':
correctAnswer = num1 + num2;
break;
case '-':
correctAnswer = num1 - num2;
break;
case '*':
correctAnswer = num1 * num2;
break;
case '/':
correctAnswer = num1 / num2;
break;
}
while (attempts < 2 && userAnswer != correctAnswer)
{
Console.Write($"{num1} {randomOp} {num2} = ");
userAnswer = TryParse.IntTryParse(Console.ReadLine());
if (userAnswer == correctAnswer)
{
Console.WriteLine("Correct!");
correct++;
}
else
{
Console.WriteLine("Incorrect!");
}
attempts++;
}
// Consume next line for appearance
Console.WriteLine("");
}
Console.WriteLine();
Console.WriteLine($"Correct Answers: {correct}"); // displays amount answered right
Console.WriteLine($"Total Questions: {QUESTION_AMOUNT}"); // dipslays total amount of questions asked
Console.WriteLine();
}
