project | C# Online Compiler

project by michelle.antony06@gmail.com

/***************************************
*Name: Michelle Antony
*Date: 10/3/23
Class Period : 6
*Project Name: Math Quiz Application
*Project Description: Develop a Math Quiz Application that generates random math problems for users to solve. The application will utilize loops and arrays to repeatedly present questions and provide feedback to users.
This application will have 2 modes: Practice Mode and Game Mode.  The user should type exit to exit your Application. 
***************************************/
using System;
				
public class Program
{
	public static void Main()
	{
		//ask user what mode they want to play
		int mode;
		Console.Write("Welcome to the Math Quiz Application! \n-------------------------------------\nWhat mode would you like to play? \n\n	[1] -> Pratice Mode \n	[2] -> Game Mode \n	[3] -> Exit Game \n\nYour selection: ");

//try parse to validate input
if(int.TryParse(Console.ReadLine(), out mode))
{

switch(mode)
{
	//if user chooses practice mode
	case 1: 
	int counterR = 0;
	int counterW = 0;
	
	//define ran. # sets
	Random r1 = new Random();
	int num1 = r1.Next(0,101);
		
	Random r2 = new Random();
	int num2 = r2.Next(0,101);

	Random r3 = new Random();
	int num3 = r3.Next(0,13);
			
	Random r4 = new Random();
	int num4 = r4.Next(0,13);
			
	Console.Write("\nWhat type of math questions do you want to practice? \n\n[1] -> Addition\n[2] -> Subtraction\n[3] -> Multiplication\n[4] -> Division\nYour selection: ");
	int ppt = Convert.ToInt32(Console.ReadLine());
	Console.Write("\nHow many practice problems do you want: ");
	int npp = Convert.ToInt32(Console.ReadLine());
		
	//addition
		if(ppt == 1){
			for (int i = 0; i < npp; i++)
			{
				int answer1 = num1 + num2;
				
				Console.Write($"\n{num1} + {num2}: ");
				int userA1 = Convert.ToInt32(Console.ReadLine());
				
						if(answer1 == userA1){
						Console.Write("Correct answer\n");
						counterR++;
						}
						else
						{
						Console.Write("Incorrect answer\n");
						counterW++;
						}	
				//running score (correct/# completed)
				Console.Write($"Running Score: {counterR}/{i + 1}\n");
		}
			//final score, # of question's correct, # incorrect
			Console.Write($"\nFinal Score: {counterR}/{npp}");
			Console.Write($"\nQuestions answered correctly: {counterR}");
			Console.Write($"\nQuestions answered incorrectly: {counterW}");
		}
		//substraction
		if(ppt == 2){
			for (int i = 0; i < npp; i++)
			{
				int answer2 = num1 - num2;
				
				Console.Write($"\n{num1} - {num2}: ");
				int userA2 = Convert.ToInt32(Console.ReadLine());
				
						if(answer2 == userA2){
						Console.Write("Correct answer\n");
						counterR++;
						}
						else
						{
						Console.Write("Incorrect answer\n");
						counterW++;
						}		
				//running score
				Console.Write($"Running Score: {counterR}/{i + 1}\n");
		}
			//final, correct, incorrect
			Console.Write($"\nFinal Score: {counterR}/{npp}");
			Console.Write($"\nQuestions answered correctly: {counterR}");
			Console.Write($"\nQuestions answered incorrectly: {counterW}");
		}
		//multiplication
		if(ppt == 3){
			for (int i = 0; i < npp; i++)
			{
				int answer3 = num3 * num4;
				
				Console.Write($"\n{num3} * {num4}: ");
				int userA3 = Convert.ToInt32(Console.ReadLine());
				
						if(answer3 == userA3){
						Console.Write("Correct answer\n");
						counterR++;
						}
						else
						{
						Console.Write("Incorrect answer\n");
						counterW++;
						}		
				Console.Write($"Running Score: {counterR}/{i + 1}\n");
		}
			Console.Write($"\nFinal Score: {counterR}/{npp}");
			Console.Write($"\nQuestions answered correctly: {counterR}");
			Console.Write($"\nQuestions answered incorrectly: {counterW}");
		}
		//division
		//shouldn't have any divide by 0 problems bc it replaces the value w/ 1 is originally 0
		if(ppt == 4){
			for (int i = 0; i < npp; i++)
			{
                                {
                                    if (num4 == 0)
                                        num4 = 1;
                                }
				int answer3 = num3 / num4;
				
				Console.Write($"\n{num3} / {num4}: ");
				int userA3 = Convert.ToInt32(Console.ReadLine());
				
						if(answer3 == userA3){
						Console.Write("Correct answer\n");
						counterR++;
						}
						else
						{
						Console.Write("Incorrect answer\n");
						counterW++;
						}		
				Console.Write($"Running Score: {counterR}/{i + 1}\n");
		}
			Console.Write($"\nFinal Score: {counterR}/{npp}");
			Console.Write($"\nQuestions answered correctly: {counterR}");
			Console.Write($"\nQuestions answered incorrectly: {counterW}");
		}
		break;
		
	case 2:
	//if user chooses game mode
	int counterRA = 0;
	int counterWA = 0;
			
	Random r1A = new Random();
	int num1A = r1A.Next(0,101);
		
	Random r2A = new Random();
	int num2A = r2A.Next(0,101);

	Random r3A = new Random();
	int num3A = r3A.Next(1,13);
			
	Random r4A = new Random();
	int num4A = r4A.Next(1,13);
		
		//user chooses level
			Console.Write("\nChoose your level \n\n[1] -> Easy\n[2] -> Medium\n[3] -> Hard\n\nYour selection: ");
			int mpl = Convert.ToInt32(Console.ReadLine());
			
	if(mpl == 1){
			//easy = add & sub
			for (int i = 0; i < 5; i++)
			{
				int answerA = num1A + num2A;
				
				Console.Write($"\nQuestion {i+1}: {num1A} + {num2A}: ");
				int userA = Convert.ToInt32(Console.ReadLine());
				
						if(answerA == userA)
						{
						Console.Write("Correct answer\n");
						counterRA++;
						}
						else
						{
						Console.Write("Incorrect answer\n");
						counterWA++;
						}	
			}
				
			for (int j = 0; j < 5; j++)
			{
				int answerS = num1A - num2A;
				
				Console.Write($"\nQuestion {j+6}: {num1A} - {num2A}: ");
				int userS = Convert.ToInt32(Console.ReadLine());	
						
				if(answerS == userS)
						{
						Console.Write("Correct answer\n");
						counterRA++;
						}
						else
						{
						Console.Write("Incorrect answer\n");
						counterWA++;
						}	
			}
		
			Console.Write($"\nFinal Score: {counterRA}/10 \nYou answered 10 questions.");
			
			double percent = Convert.ToDouble(counterRA / 10);
			Console.Write($"\nYou scored {percent}%.");
	}
if(mpl == 2){
			// medium = mul * div
			for (int i = 0; i < 5; i++)
			{
				int answerM = num3A * num4A;
				
				Console.Write($"\nQuestion {i+1}: {num3A} * {num4A}: ");
				int userM = Convert.ToInt32(Console.ReadLine());
				
						if(answerM == userM)
						{
						Console.Write("Correct answer\n");
						counterRA++;
						}
						else
						{
						Console.Write("Incorrect answer\n");
						counterWA++;
						}	
			}
				
			for (int j = 0; j < 5; j++)
			{
				   {
                     if (num4A == 0)
                   	num4A = 1;
                                }
				int answerD = num3A / num4A;
				
				Console.Write($"\nQuestion {j+6}: {num3A} / {num4A}: ");
				int userD = Convert.ToInt32(Console.ReadLine());	
						
				if(answerD == userD)
						{
						Console.Write("Correct answer\n");
						counterRA++;
						}
						else
						{
						Console.Write("Incorrect answer\n");
						counterWA++;
						}	
			}
		
			Console.Write($"\nYou answered 10 questions.\nFinal Score: {counterRA}/10 ");
			
			double percent = Convert.ToDouble(counterRA / 10);
			Console.Write($"\nYou scored {percent}%.");
}
if(mpl == 3){
			
		//hard = all operations
			for (int i = 0; i < 4; i++)
			{
				int answerA = num1A + num2A;
				
				Console.Write($"\nQuestion {i+1}: {num3A} + {num4A}: ");
				int userA = Convert.ToInt32(Console.ReadLine());
				
						if(answerA == userA)
						{
						Console.Write("Correct answer\n");
						counterRA++;
						}
						else
						{
						Console.Write("Incorrect answer\n");
						counterWA++;
						}	
			}
			for (int j = 0; j < 2; j++)
			{
				int answerS = num1A - num2A;
				
				Console.Write($"\nQuestion {j+5}: {num1A} - {num2A}: ");
				int userS = Convert.ToInt32(Console.ReadLine());	
						
				if(answerS == userS)
						{
						Console.Write("Correct answer\n");
						counterRA++;
						}
						else
						{
						Console.Write("Incorrect answer\n");
						counterWA++;
						}	
			}
			for (int k = 0; k < 2; k++)
			{
				int answerM = num3A * num4A;
				
				Console.Write($"\nQuestion {k+7}: {num3A} * {num4A}: ");
				int userM = Convert.ToInt32(Console.ReadLine());
				
						if(answerM == userM)
						{
						Console.Write("Correct answer\n");
						counterRA++;
						}
						else
						{
						Console.Write("Incorrect answer\n");
						counterWA++;
						}	
			}
				
			for (int l = 0; l < 2; l++)
			{
				int answerD = num3A / num4A;
				
				Console.Write($"\nQuestion {l+9}: {num3A} / {num4A}: ");
				int userD = Convert.ToInt32(Console.ReadLine());	
						
				if(answerD == userD)
						{
						Console.Write("Correct answer\n");
						counterRA++;
						}
						else
						{
						Console.Write("Incorrect answer\n");
						counterWA++;
						}	
			}
		// final score
		//percent correct
			Console.Write($"\n Thank you for participating in the Math Quiz! \nYou answered 10 questions.\nFinal Score: {counterRA}/10 ");
			double percent = Convert.ToDouble(counterRA / 10);
			Console.Write($"\nYou scored {percent}%.");
	}
			break;
	case 3:
		//user exits program (tells them to re-run)
		Console.Write("\nYou have exited the program. Press the 'Run' button to play again.");
		break;

	//if original "mode" value is not int
	default:
		Console.Write("Incorrect input. \n\n");
		break;
			}	
}
	//fail-safe: tells user to re-run bc their input was invalid
	else
			{
	 Console.WriteLine("Please re-run program and  re-enter a valid integer.");
			}	
		}
}

​x
 
/***************************************
*Name: Michelle Antony
*Date: 10/3/23
Class Period : 6
*Project Name: Math Quiz Application
*Project Description: Develop a Math Quiz Application that generates random math problems for users to solve. The application will utilize loops and arrays to repeatedly present questions and provide feedback to users.
This application will have 2 modes: Practice Mode and Game Mode.  The user should type exit to exit your Application. 
***************************************/
using System;
                
public class Program
{
    public static void Main()
    {
        //ask user what mode they want to play
        int mode;
        Console.Write("Welcome to the Math Quiz Application! \n-------------------------------------\nWhat mode would you like to play? \n\n    [1] -> Pratice Mode \n  [2] -> Game Mode \n [3] -> Exit Game \n\nYour selection: ");
​
//try parse to validate input
if(int.TryParse(Console.ReadLine(), out mode))
{
​
switch(mode)
{
    //if user chooses practice mode
    case 1: 
    int counterR = 0;
    int counterW = 0;
    
    //define ran. # sets
    Random r1 = new Random();
    int num1 = r1.Next(0,101);
        
    Random r2 = new Random();
    int num2 = r2.Next(0,101);
​
    Random r3 = new Random();
    int num3 = r3.Next(0,13);
            
    Random r4 = new Random();
    int num4 = r4.Next(0,13);
            
    Console.Write("\nWhat type of math questions do you want to practice? \n\n[1] -> Addition\n[2] -> Subtraction\n[3] -> Multiplication\n[4] -> Division\nYour selection: ");
    int ppt = Convert.ToInt32(Console.ReadLine());
    Console.Write("\nHow many practice problems do you want: ");
    int npp = Convert.ToInt32(Console.ReadLine());
        
    //addition
        if(ppt == 1){
            for (int i = 0; i < npp; i++)
            {
                int answer1 = num1 + num2;
                
                Console.Write($"\n{num1} + {num2}: ");
                int userA1 = Convert.ToInt32(Console.ReadLine());
                
                        if(answer1 == userA1){
                        Console.Write("Correct answer\n");
                        counterR++;
                        }
                        else
                        {
                        Console.Write("Incorrect answer\n");
                        counterW++;
                        }   
                //running score (correct/# completed)
                Console.Write($"Running Score: {counterR}/{i + 1}\n");
        }
            //final score, # of question's correct, # incorrect
            Console.Write($"\nFinal Score: {counterR}/{npp}");
            Console.Write($"\nQuestions answered correctly: {counterR}");
            Console.Write($"\nQuestions answered incorrectly: {counterW}");
        }
        //substraction
        if(ppt == 2){
            for (int i = 0; i < npp; i++)
            {
                int answer2 = num1 - num2;
                
                Console.Write($"\n{num1} - {num2}: ");
                int userA2 = Convert.ToInt32(Console.ReadLine());
                
                        if(answer2 == userA2){
                        Console.Write("Correct answer\n");
                        counterR++;
                        }
                        else
                        {
                        Console.Write("Incorrect answer\n");
                        counterW++;
                        }       
                //running score
                Console.Write($"Running Score: {counterR}/{i + 1}\n");
        }
            //final, correct, incorrect
            Console.Write($"\nFinal Score: {counterR}/{npp}");
            Console.Write($"\nQuestions answered correctly: {counterR}");
            Console.Write($"\nQuestions answered incorrectly: {counterW}");
        }
        //multiplication
        if(ppt == 3){
            for (int i = 0; i < npp; i++)
            {
                int answer3 = num3 * num4;
                
                Console.Write($"\n{num3} * {num4}: ");
                int userA3 = Convert.ToInt32(Console.ReadLine());
                
                        if(answer3 == userA3){
                        Console.Write("Correct answer\n");
                        counterR++;
                        }
                        else
                        {
                        Console.Write("Incorrect answer\n");
                        counterW++;
                        }       
                Console.Write($"Running Score: {counterR}/{i + 1}\n");
        }
            Console.Write($"\nFinal Score: {counterR}/{npp}");
            Console.Write($"\nQuestions answered correctly: {counterR}");
            Console.Write($"\nQuestions answered incorrectly: {counterW}");
        }
        //division
        //shouldn't have any divide by 0 problems bc it replaces the value w/ 1 is originally 0
        if(ppt == 4){
            for (int i = 0; i < npp; i++)
            {
                                {
                                    if (num4 == 0)
                                        num4 = 1;
                                }
                int answer3 = num3 / num4;
                
                Console.Write($"\n{num3} / {num4}: ");
                int userA3 = Convert.ToInt32(Console.ReadLine());
                
                        if(answer3 == userA3){
                        Console.Write("Correct answer\n");
                        counterR++;
                        }
                        else
                        {
                        Console.Write("Incorrect answer\n");
                        counterW++;
                        }       
                Console.Write($"Running Score: {counterR}/{i + 1}\n");
        }
            Console.Write($"\nFinal Score: {counterR}/{npp}");
            Console.Write($"\nQuestions answered correctly: {counterR}");
            Console.Write($"\nQuestions answered incorrectly: {counterW}");
        }
        break;
        
    case 2:
    //if user chooses game mode
    int counterRA = 0;
    int counterWA = 0;
            
    Random r1A = new Random();
    int num1A = r1A.Next(0,101);
        
    Random r2A = new Random();
    int num2A = r2A.Next(0,101);
​
    Random r3A = new Random();
    int num3A = r3A.Next(1,13);
            
    Random r4A = new Random();
    int num4A = r4A.Next(1,13);
        
        //user chooses level
            Console.Write("\nChoose your level \n\n[1] -> Easy\n[2] -> Medium\n[3] -> Hard\n\nYour selection: ");
            int mpl = Convert.ToInt32(Console.ReadLine());
            
    if(mpl == 1){
            //easy = add & sub
            for (int i = 0; i < 5; i++)
            {
                int answerA = num1A + num2A;
                
                Console.Write($"\nQuestion {i+1}: {num1A} + {num2A}: ");
                int userA = Convert.ToInt32(Console.ReadLine());
                
                        if(answerA == userA)
                        {
                        Console.Write("Correct answer\n");
                        counterRA++;
                        }
                        else
                        {
                        Console.Write("Incorrect answer\n");
                        counterWA++;
                        }   
            }
                
            for (int j = 0; j < 5; j++)
            {
                int answerS = num1A - num2A;
                
                Console.Write($"\nQuestion {j+6}: {num1A} - {num2A}: ");
                int userS = Convert.ToInt32(Console.ReadLine());    
                        
                if(answerS == userS)
                        {
                        Console.Write("Correct answer\n");
                        counterRA++;
                        }
                        else
                        {
                        Console.Write("Incorrect answer\n");
                        counterWA++;
                        }   
            }
        
            Console.Write($"\nFinal Score: {counterRA}/10 \nYou answered 10 questions.");
            
            double percent = Convert.ToDouble(counterRA / 10);
            Console.Write($"\nYou scored {percent}%.");
    }
if(mpl == 2){
            // medium = mul * div
            for (int i = 0; i < 5; i++)
            {
                int answerM = num3A * num4A;
                
                Console.Write($"\nQuestion {i+1}: {num3A} * {num4A}: ");
                int userM = Convert.ToInt32(Console.ReadLine());
                
                        if(answerM == userM)
                        {
                        Console.Write("Correct answer\n");
                        counterRA++;
                        }
                        else
                        {
                        Console.Write("Incorrect answer\n");
                        counterWA++;
                        }   
            }
                
            for (int j = 0; j < 5; j++)
            {
                   {
                     if (num4A == 0)
                    num4A = 1;
                                }
                int answerD = num3A / num4A;
                
                Console.Write($"\nQuestion {j+6}: {num3A} / {num4A}: ");
                int userD = Convert.ToInt32(Console.ReadLine());    
                        
                if(answerD == userD)
                        {
                        Console.Write("Correct answer\n");
                        counterRA++;
                        }
                        else
                        {
                        Console.Write("Incorrect answer\n");
                        counterWA++;
                        }   
            }
        
            Console.Write($"\nYou answered 10 questions.\nFinal Score: {counterRA}/10 ");
            
            double percent = Convert.ToDouble(counterRA / 10);
            Console.Write($"\nYou scored {percent}%.");
}
if(mpl == 3){
            
        //hard = all operations
            for (int i = 0; i < 4; i++)
            {
                int answerA = num1A + num2A;
                
                Console.Write($"\nQuestion {i+1}: {num3A} + {num4A}: ");
                int userA = Convert.ToInt32(Console.ReadLine());
                
                        if(answerA == userA)
                        {
                        Console.Write("Correct answer\n");
                        counterRA++;
                        }
                        else
                        {
                        Console.Write("Incorrect answer\n");
                        counterWA++;
                        }   
            }
            for (int j = 0; j < 2; j++)
            {
                int answerS = num1A - num2A;
                
                Console.Write($"\nQuestion {j+5}: {num1A} - {num2A}: ");
                int userS = Convert.ToInt32(Console.ReadLine());    
                        
                if(answerS == userS)
                        {
                        Console.Write("Correct answer\n");
                        counterRA++;
                        }
                        else
                        {
                        Console.Write("Incorrect answer\n");
                        counterWA++;
                        }   
            }
            for (int k = 0; k < 2; k++)
            {
                int answerM = num3A * num4A;
                
                Console.Write($"\nQuestion {k+7}: {num3A} * {num4A}: ");
                int userM = Convert.ToInt32(Console.ReadLine());
                
                        if(answerM == userM)
                        {
                        Console.Write("Correct answer\n");
                        counterRA++;
                        }
                        else
                        {
                        Console.Write("Incorrect answer\n");
                        counterWA++;
                        }   
            }
                
            for (int l = 0; l < 2; l++)
            {
                int answerD = num3A / num4A;
                
                Console.Write($"\nQuestion {l+9}: {num3A} / {num4A}: ");
                int userD = Convert.ToInt32(Console.ReadLine());    
                        
                if(answerD == userD)
                        {
                        Console.Write("Correct answer\n");
                        counterRA++;
                        }
                        else
                        {
                        Console.Write("Incorrect answer\n");
                        counterWA++;
                        }   
            }
        // final score
        //percent correct
            Console.Write($"\n Thank you for participating in the Math Quiz! \nYou answered 10 questions.\nFinal Score: {counterRA}/10 ");
            double percent = Convert.ToDouble(counterRA / 10);
            Console.Write($"\nYou scored {percent}%.");
    }
            break;
    case 3:
        //user exits program (tells them to re-run)
        Console.Write("\nYou have exited the program. Press the 'Run' button to play again.");
        break;
​
    //if original "mode" value is not int
    default:
        Console.Write("Incorrect input. \n\n");
        break;
            }   
}
    //fail-safe: tells user to re-run bc their input was invalid
    else
            {
     Console.WriteLine("Please re-run program and  re-enter a valid integer.");
            }   
        }
}

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