Piva and Glasses

import sys
from collections import deque, defaultdict, Counter
from heapq import heappush, heappop
from bisect import bisect_left, bisect_right
from itertools import accumulate, permutations, combinations, product
from functools import lru_cache, cmp_to_key
from math import gcd, isqrt, comb, inf
from math import factorial
input = sys.stdin.readline
MOD = 10**9 + 7

def I():  return int(input())                    # "5"          -> 5
def MI(): return map(int, input().split())       # "8 4"        -> n, q = MI()
def LI(): return list(map(int, input().split())) # "3 2 4 5"    -> [3, 2, 4, 5]
def S():  return input().strip()                 # "BABAZA", ".*.#" (kept as text)
def LS(): return input().split()                 # "? 2 3"      -> ['?', '2', '3']

def main():
    n = S()
    freq = {}
    for c in n:
        if c in freq:
            freq[c] += 1
        else:
            freq[c] = 1

    max_perm = factorial(len(n))

    for keys in freq:
        max_perm //= factorial(freq[keys])

    print(int(max_perm))

main()

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED

Test 10

Verdict: ACCEPTED

Test 11

Verdict: ACCEPTED

Test 12

Verdict: ACCEPTED

Test 13

Verdict: ACCEPTED

Test 14

Verdict: ACCEPTED

Test 15

Verdict: ACCEPTED

Test 16

Verdict: ACCEPTED

Test 17

Verdict: ACCEPTED

Test 18

Verdict: ACCEPTED

Test 19

Verdict: ACCEPTED

Test 20

Verdict: ACCEPTED

Test 21

Verdict: ACCEPTED

Test 22

Verdict: ACCEPTED

Test 23

Verdict: ACCEPTED

Test 24

Verdict: ACCEPTED

Test 25

Verdict: ACCEPTED

Test 26

Verdict: ACCEPTED

Test 27

Verdict: ACCEPTED

Test 28

Verdict: ACCEPTED

Test 29

Verdict: ACCEPTED

Test 30

Verdict: ACCEPTED