結果
| 問題 |
No.1611 Minimum Multiple with Double Divisors
|
| コンテスト | |
| ユーザー |
gew1fw
|
| 提出日時 | 2025-06-12 16:20:46 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 2,058 bytes |
| コンパイル時間 | 273 ms |
| コンパイル使用メモリ | 82,432 KB |
| 実行使用メモリ | 91,648 KB |
| 最終ジャッジ日時 | 2025-06-12 16:21:02 |
| 合計ジャッジ時間 | 12,757 ms |
|
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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| ファイルパターン | 結果 |
|---|---|
| sample | -- * 2 |
| other | AC * 1 WA * 10 TLE * 1 -- * 25 |
ソースコード
import sys
import math
def factorize(n):
factors = {}
while n % 2 == 0:
factors[2] = factors.get(2, 0) + 1
n = n // 2
i = 3
while i * i <= n:
while n % i == 0:
factors[i] = factors.get(i, 0) + 1
n = n // i
i += 2
if n > 1:
factors[n] = 1
return factors
def is_prime(n):
if n < 2:
return False
if n == 2:
return True
if n % 2 == 0:
return False
for i in range(3, int(math.isqrt(n)) + 1, 2):
if n % i == 0:
return False
return True
def find_min_p(primes_set):
candidate_p = 2
while True:
if candidate_p not in primes_set and is_prime(candidate_p):
return candidate_p
candidate_p += 1
def main():
input = sys.stdin.read().split()
T = int(input[0])
for i in range(1, T+1):
X = int(input[i])
if X == 1:
factors = {}
else:
factors = factorize(X)
primes = list(factors.keys())
primes_set = set(primes)
# Compute Y1
if not primes_set:
Y1 = 2
else:
Y1_p = find_min_p(primes_set)
Y1 = X * Y1_p
# Compute Y2 candidates
Y2_list = []
for p in primes:
exp = factors[p]
Y2 = X * (p ** (exp + 1))
Y2_list.append(Y2)
# Compute Y3 candidates
Y3_list = []
primes_list = list(primes)
len_primes = len(primes_list)
for i in range(len_primes):
for j in range(i+1, len_primes):
p_i = primes_list[i]
p_j = primes_list[j]
a_i = factors[p_i]
a_j = factors[p_j]
if a_i * a_j == 2:
Y3 = X * p_i * p_j
Y3_list.append(Y3)
# Collect all candidates
candidates = [Y1] + Y2_list + Y3_list
min_Y = min(candidates)
print(min_Y)
if __name__ == "__main__":
main()
gew1fw