結果
| 問題 |
No.2207 pCr検査
|
| コンテスト | |
| ユーザー |
lam6er
|
| 提出日時 | 2025-04-15 22:51:14 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 2,567 bytes |
| コンパイル時間 | 375 ms |
| コンパイル使用メモリ | 81,868 KB |
| 実行使用メモリ | 482,888 KB |
| 最終ジャッジ日時 | 2025-04-15 22:53:21 |
| 合計ジャッジ時間 | 7,098 ms |
|
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
(要ログイン)
| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | TLE * 1 -- * 29 |
ソースコード
def factorize(n):
factors = []
i = 2
while i * i <= n:
if n % i == 0:
cnt = 0
while n % i == 0:
cnt += 1
n = n // i
factors.append((i, cnt))
i += 1
if n > 1:
factors.append((n, 1))
return factors
def compare_factors(input_factors, target_factors):
input_dict = {}
for p, e in input_factors:
input_dict[p] = e
target_dict = {}
for p, e in target_factors:
if p in target_dict:
target_dict[p] += e
else:
target_dict[p] = e
for p in input_dict:
if target_dict.get(p, 0) != input_dict[p]:
return False
for p in target_dict:
if input_dict.get(p, 0) != target_dict[p]:
return False
return True
def main():
import sys
input = sys.stdin.read().split()
idx = 0
k = int(input[idx])
idx += 1
factors = []
for _ in range(k):
p = int(input[idx])
e = int(input[idx+1])
factors.append((p, e))
idx += 2
p_candidates = [p for p, e in factors if e == 1]
for p0, _ in factors:
if p0 not in p_candidates:
continue
m_factors = []
for p, e in factors:
if p == p0:
new_e = e - 1
if new_e > 0:
m_factors.append((p, new_e))
else:
m_factors.append((p, e))
if not m_factors:
print(p0, 1)
return
target = (p0 - 1) // 2
factors_target = factorize(target)
if compare_factors(m_factors, factors_target):
print(p0, 2)
return
product = (p0 - 1) * (p0 - 2)
if product % 6 != 0:
continue
target3 = product // 6
factors_target3 = factorize(target3)
m_plus = {}
for p, e in m_factors:
m_plus[p] = e
m_plus[2] = m_plus.get(2, 0) + 1
m_plus[3] = m_plus.get(3, 0) + 1
target_dict = {}
for p, e in factors_target3:
target_dict[p] = e
valid = True
for p in m_plus:
if target_dict.get(p, 0) != m_plus[p]:
valid = False
break
if not valid:
continue
for p in target_dict:
if m_plus.get(p, 0) != target_dict[p]:
valid = False
break
if valid:
print(p0, 3)
return
print(-1, -1)
if __name__ == "__main__":
main()
lam6er