code: def royal_road2(individual, order):
      """Royal Road Function R2 as presented by Melanie Mitchell in :
      "An introduction to Genetic Algorithms".
      """
      total = 0
      norder = order
      while norder < order**2:
          total += royal_road1(individual, norder)[0]
          norder *= 2
      return (total,)
  
file_path: deap/deap/benchmarks/binary.py
imports: from functools import wraps
label_desc: Use image node_id 8 for calling a global function with example usage: royal_road2(individual, order) and returns: total