結果

問題 No.3028 No.9999
ユーザー Michael6783746
提出日時 2025-02-21 22:47:06
言語 Python3
(3.13.1 + numpy 2.2.1 + scipy 1.14.1)
結果
RE  
実行時間 -
コード長 1,045 bytes
コンパイル時間 391 ms
コンパイル使用メモリ 12,288 KB
実行使用メモリ 17,440 KB
最終ジャッジ日時 2025-02-21 22:47:12
合計ジャッジ時間 6,523 ms
ジャッジサーバーID
(参考情報)
judge4 / judge5
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 2 RE * 1
other AC * 3 TLE * 1 -- * 19
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

import math
N = int(input())
sieve_limit = int(math.sqrt(N))
prime_factor = []
prime = []
sieve = list(range(2,sieve_limit+1))
j = 0
remainder = N
while sieve:
factor = sieve[0]
prime.append(factor)
sieve = [i for i in sieve if i % factor != 0]
while remainder % factor == 0:
remainder //= factor
prime_factor.append(factor)
if remainder < factor:
break
prime_factor.append(remainder)
#print(prime_factor)
K_limit = math.lcm(*[k-1 for k in prime_factor])
remainder = K_limit
K_prime_factor = []
for factor in prime:
exponent = 0
while remainder % factor == 0:
remainder //= factor
exponent +=1
if exponent > 0:
K_prime_factor.append((factor,exponent))
K_candidate = [1]
for factor,exponent in K_prime_factor:
K_candidate_new = set()
for i in range(exponent+1):
K_candidate_new = K_candidate_new | {j*factor**i for j in K_candidate}
K_candidate = K_candidate_new
#print(math.prod((3,4)))
#print(K_prime_factor)
#print(K_candidate)
print(min({k for k in K_candidate if 10**k % N == 1}))
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