結果
問題 | No.308 素数は通れません |
ユーザー | kimiyuki |
提出日時 | 2015-12-01 20:42:13 |
言語 | Python3 (3.12.2 + numpy 1.26.4 + scipy 1.12.0) |
結果 |
AC
|
実行時間 | 76 ms / 1,000 ms |
コード長 | 1,353 bytes |
コンパイル時間 | 342 ms |
コンパイル使用メモリ | 12,928 KB |
実行使用メモリ | 12,160 KB |
最終ジャッジ日時 | 2024-05-05 18:22:02 |
合計ジャッジ時間 | 5,881 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
外部呼び出し有り |
(要ログイン)
テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 26 ms
10,880 KB |
testcase_01 | AC | 25 ms
10,880 KB |
testcase_02 | AC | 26 ms
11,008 KB |
testcase_03 | AC | 25 ms
11,008 KB |
testcase_04 | AC | 25 ms
10,752 KB |
testcase_05 | AC | 25 ms
11,008 KB |
testcase_06 | AC | 25 ms
11,008 KB |
testcase_07 | AC | 25 ms
10,880 KB |
testcase_08 | AC | 26 ms
11,008 KB |
testcase_09 | AC | 25 ms
11,136 KB |
testcase_10 | AC | 25 ms
10,880 KB |
testcase_11 | AC | 25 ms
10,880 KB |
testcase_12 | AC | 25 ms
10,880 KB |
testcase_13 | AC | 25 ms
10,880 KB |
testcase_14 | AC | 27 ms
10,880 KB |
testcase_15 | AC | 26 ms
10,880 KB |
testcase_16 | AC | 26 ms
11,136 KB |
testcase_17 | AC | 26 ms
11,008 KB |
testcase_18 | AC | 26 ms
10,752 KB |
testcase_19 | AC | 25 ms
10,880 KB |
testcase_20 | AC | 25 ms
11,008 KB |
testcase_21 | AC | 27 ms
10,880 KB |
testcase_22 | AC | 26 ms
10,880 KB |
testcase_23 | AC | 27 ms
10,880 KB |
testcase_24 | AC | 26 ms
10,752 KB |
testcase_25 | AC | 27 ms
11,008 KB |
testcase_26 | AC | 26 ms
10,880 KB |
testcase_27 | AC | 26 ms
10,880 KB |
testcase_28 | AC | 26 ms
10,880 KB |
testcase_29 | AC | 25 ms
10,880 KB |
testcase_30 | AC | 26 ms
10,880 KB |
testcase_31 | AC | 26 ms
10,880 KB |
testcase_32 | AC | 27 ms
10,880 KB |
testcase_33 | AC | 26 ms
10,880 KB |
testcase_34 | AC | 25 ms
11,008 KB |
testcase_35 | AC | 26 ms
11,008 KB |
testcase_36 | AC | 25 ms
10,880 KB |
testcase_37 | AC | 25 ms
10,752 KB |
testcase_38 | AC | 25 ms
10,880 KB |
testcase_39 | AC | 26 ms
10,880 KB |
testcase_40 | AC | 25 ms
10,880 KB |
testcase_41 | AC | 27 ms
10,752 KB |
testcase_42 | AC | 26 ms
11,008 KB |
testcase_43 | AC | 25 ms
10,880 KB |
testcase_44 | AC | 25 ms
11,008 KB |
testcase_45 | AC | 26 ms
11,136 KB |
testcase_46 | AC | 25 ms
10,880 KB |
testcase_47 | AC | 26 ms
11,008 KB |
testcase_48 | AC | 26 ms
10,880 KB |
testcase_49 | AC | 25 ms
11,008 KB |
testcase_50 | AC | 25 ms
10,880 KB |
testcase_51 | AC | 24 ms
10,880 KB |
testcase_52 | AC | 24 ms
11,008 KB |
testcase_53 | AC | 25 ms
11,008 KB |
testcase_54 | AC | 26 ms
10,752 KB |
testcase_55 | AC | 25 ms
11,008 KB |
testcase_56 | AC | 25 ms
10,752 KB |
testcase_57 | AC | 25 ms
11,008 KB |
testcase_58 | AC | 26 ms
11,008 KB |
testcase_59 | AC | 25 ms
10,880 KB |
testcase_60 | AC | 48 ms
11,904 KB |
testcase_61 | AC | 44 ms
11,904 KB |
testcase_62 | AC | 43 ms
11,904 KB |
testcase_63 | AC | 44 ms
11,904 KB |
testcase_64 | AC | 44 ms
11,776 KB |
testcase_65 | AC | 46 ms
11,904 KB |
testcase_66 | AC | 43 ms
12,032 KB |
testcase_67 | AC | 43 ms
11,904 KB |
testcase_68 | AC | 47 ms
11,904 KB |
testcase_69 | AC | 42 ms
11,904 KB |
testcase_70 | AC | 45 ms
11,904 KB |
testcase_71 | AC | 43 ms
11,776 KB |
testcase_72 | AC | 42 ms
12,032 KB |
testcase_73 | AC | 45 ms
11,904 KB |
testcase_74 | AC | 47 ms
12,032 KB |
testcase_75 | AC | 76 ms
11,904 KB |
testcase_76 | AC | 27 ms
10,880 KB |
testcase_77 | AC | 27 ms
10,880 KB |
testcase_78 | AC | 26 ms
10,880 KB |
testcase_79 | AC | 27 ms
10,880 KB |
testcase_80 | AC | 30 ms
10,880 KB |
testcase_81 | AC | 35 ms
11,008 KB |
testcase_82 | AC | 44 ms
11,904 KB |
testcase_83 | AC | 46 ms
11,776 KB |
testcase_84 | AC | 45 ms
11,904 KB |
testcase_85 | AC | 46 ms
12,032 KB |
testcase_86 | AC | 47 ms
11,904 KB |
testcase_87 | AC | 43 ms
11,776 KB |
testcase_88 | AC | 45 ms
11,776 KB |
testcase_89 | AC | 47 ms
11,776 KB |
testcase_90 | AC | 46 ms
11,776 KB |
testcase_91 | AC | 45 ms
11,904 KB |
testcase_92 | AC | 46 ms
11,904 KB |
testcase_93 | AC | 48 ms
11,904 KB |
testcase_94 | AC | 51 ms
12,032 KB |
testcase_95 | AC | 57 ms
11,776 KB |
testcase_96 | AC | 43 ms
11,776 KB |
testcase_97 | AC | 44 ms
11,904 KB |
testcase_98 | AC | 44 ms
12,160 KB |
testcase_99 | AC | 46 ms
12,160 KB |
testcase_100 | AC | 45 ms
11,904 KB |
testcase_101 | AC | 50 ms
11,904 KB |
testcase_102 | AC | 48 ms
11,776 KB |
testcase_103 | AC | 47 ms
11,904 KB |
testcase_104 | AC | 51 ms
12,032 KB |
testcase_105 | AC | 50 ms
12,032 KB |
testcase_106 | AC | 61 ms
11,904 KB |
ソースコード
#!/usr/bin/env python3 def is_prime(n): if n**0.5 < 10**5: if n == 1: return False for i in range(2, int(n**0.5)+1): if n % i == 0: return False return True else: import subprocess factors = list(map(int,subprocess.check_output(['factor', str(n)]).split()[1:])) return len(factors) == 1 def bfs(n, w, initial, accept, deny=None): que = [initial] i = 0 pushed = set(que) while i < len(que): if accept(que, i): return True if deny is not None and deny(que, i): return False x = que[i] i += 1 def f(y): if y not in pushed and not is_prime(y): que.append(y) pushed.add(y) if x-1 > 0 and x % w != 1: f(x-1) if x+1 <= n and x % w != 0: f(x+1) if x-w > 0: f(x-w) if x+w <= n: f(x+w) def solve(n): if n < 300: # magic number for w in range(1,n): if bfs(n, w, 1, lambda que, i: que[i] == n): return w else: for w in range(2,n): if bfs(n, w, 1, lambda que, i: que[i] % w == 0) \ and bfs(n, w, n, lambda que, i: len(que) >= 10): # magic number return w print(solve(int(input())))