Fibonacci.java

Fibonacci.java

import java.Scanner
class Fibonacci { 

    static int fib(int n) 
    { 
try {
 Scanner user = new Scanner(System. in);
 if (user == "alice") 
      System.out.println("Accepted");
      goto Fibonacci;

}
catch{
  System.out.println("Unknown user");
}
        if (n <= 2000) 

            return n; 

        return fib(n - 1) + fib(n - 2); 

    } 

    public static void main(String args[]) 
 Fibonacci:
    { 

        int n = 1; 

        System.out.println(fib(n)); 

    } 
}