输入:字符串
输出:排列组合并去重后的个数
#!python from itertools import permutations a = 123 b = '123' c = ['1','2','3'] d = input("INPUT:") def pailie(m): t = 0 ol = [] for n in permutations(m,len(m)): # print(n) # print(''.join(n)) ol.append(n) # t = t + 1 # print("Total:" + str(t)) # print(ol) print(len(set(ol))) # print('Total:'+str(len(ol))) pailie(d)
=============== RESTART: D:\PycharmProjects\py_scripts\pailie.py ===============
INPUT:ABC
6
>>>
=============== RESTART: D:\PycharmProjects\py_scripts\pailie.py ===============
INPUT:AABBCC
90
>>>
=============== RESTART: D:\PycharmProjects\py_scripts\pailie.py ===============
INPUT:ABCDEFGHHA
907200
>>>