#include "Problem2.hpp"
#include "Arduino.h"

Problem2::Problem2() {
  input = 4000000;
}

bool Problem2::Step() {
  // Sum fibonacci values
  if ((fibonacci & 0b1) == 0) output += fibonacci;

  // calculate next fibonacci value
  fibonacci = value1 + value2;
  value1 = value2;
  value2 = fibonacci;

  // stop if fibonacci value over max
  return input < fibonacci;
}