Python实现排列组合

# -*- coding: utf-8 -*-
"""
Created on Sat Jun 30 11:49:56 2018

@author: zhen
"""
#===============测试排列组合==================
import itertools
# 定义测试数据
list_test = [1,2,3,4,5]
# 定义结果数据
list_result_combinations = []
# ============组合===============
for i in range(1,len(list_test)+1):
  # 调用组合函数
  iterator = itertools.combinations(list_test,i)
  list_result_combinations.append(list(iterator))
print(list_result_combinations)
print('--------------------------------------')
# ============排列===============
list_result_permutations = []
for i in range(1,len(list_test)+1):
  # 调用排列函数
  iterator = itertools.permutations(list_test,i)
  list_result_permutations.append(list(iterator))
print(list_result_permutations)

结果:

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转载自www.cnblogs.com/yszd/p/9247054.html