Piva and Glasses

from collections import Counter
from math import factorial

def count_distinct_permutations(word):
    freq = Counter(word)  
    n = len(word)
    
    
    total_permutations = factorial(n)
    
    
    for count in freq.values():
        total_permutations //= factorial(count)
    
    return total_permutations

word = input().strip()
print(count_distinct_permutations(word))

Test 1

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Test 2

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Test 3

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Test 4

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Test 5

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Test 6

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Test 7

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Test 8

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Test 9

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Test 10

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Test 11

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Test 12

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Test 13

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Test 14

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Test 15

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Test 16

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Test 17

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Test 18

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Test 19

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Test 20

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Test 21

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Test 22

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Test 23

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Test 24

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Test 25

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Test 26

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Test 27

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Test 28

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Test 29

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Test 30

Verdict: ACCEPTED