public static void Main()
int correctQuestions = 0;
Console.WriteLine("Welcome to my multiple choice quiz");
Console.WriteLine("Question #1 What is 2+2?");
Console.WriteLine("A) 1\nB) 22\nC) 4\nD) 13");
Console.WriteLine("Enter your choice: ");
choice = Convert.ToChar(Console.ReadLine());
if(choice=='B'|| choice=='b'){
if(choice=='A'||choice=='C'||choice=='D'){
Console.WriteLine("You got a "+correctQuestions+"/"+totalQuestions+", that's a " +(100*(double)correctQuestions/totalQuestions)+"%");