cbaykam

# Uses matrix exponantion algorithm to solve fibonacci sequences
# Complexity O(log n)
# Usage : 
# f = FibonacciSolver.new 
# f.sum_even(max_value)
# Example: below class declaration, Uncomment to test. 

class FibonacciSolver
  # calculates the fibonacci sequence's (n)th element
  def fib(n)