text: # Definition for singly-linked list.
  # class ListNode:
  #     def __init__(self, x):
  #         self.val = x
  #         self.next = None
  
  
  class Solution:
      def sortList(self, head):
          """
          :type head: ListNode
          :rtype: ListNode
          """
  
          result = []
          node = head
  
          while node is not None:
              result.append(node.val)
              node = node.next
  
          result.sort()
          return result
  