challenge-algorithms-v2.0/04-fibonacci/index.js

export function fibonacci(value) {
  // implementar logica aqui
  let first = 0;
  let second = 1;
  if (value <= 1) {
    return value;
  }
  for(let i = 3; i <= value; i++){
    second = first + second;
    first = second - first;
  }
  return first + second;
}