#!usr/bin/env python
#encoding:utf-8
'''''
__Author__:沂水寒城
功能：给定一个列表判断里面是否有重复元素
'''
from collections import Counter
def func1(num_list):
  '''''
  直接使用set方法
  '''
  if len(num_list)!=len(set(num_list)):
    print 'have duplicates!!!'
  else:
    print 'no duplicates!!'
def func2(num_list):
  '''''
  使用collection的Counter类
  '''
  cou=Counter(num_list)
  first=cou.most_common(1)
  if first[0][1]>1:
    print 'have duplicates!!!'
  else:
    print 'no duplicates!!'
if __name__ == '__main__':
  num_list=[[1,2,3,4],[6,7,8],[4,5,6,6,6]]
  print '测试结果：'
  for one_list in num_list:
    print 'one_list', one_list
    func1(one_list)
    func2(one_list)