def max_length(list1):
    
    max_length = max(len(x) for x in  list1 )  
    max_list = max((x) for x in   list1)
    return(max_length, max_list)
def heap_queue_largest(nums,n):
  import heapq as hq
  
  largest_nums = hq.nlargest(n, nums)
  return largest_nums