結果
問題 | No.308 素数は通れません |
ユーザー | pekempey |
提出日時 | 2015-12-01 14:54:09 |
言語 | PyPy2 (7.3.15) |
結果 |
AC
|
実行時間 | 161 ms / 1,000 ms |
コード長 | 738 bytes |
コンパイル時間 | 133 ms |
コンパイル使用メモリ | 76,928 KB |
実行使用メモリ | 91,648 KB |
最終ジャッジ日時 | 2024-05-05 18:21:55 |
合計ジャッジ時間 | 18,645 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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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 | 149 ms
91,008 KB |
testcase_01 | AC | 150 ms
91,136 KB |
testcase_02 | AC | 152 ms
91,392 KB |
testcase_03 | AC | 157 ms
91,136 KB |
testcase_04 | AC | 154 ms
91,008 KB |
testcase_05 | AC | 154 ms
91,136 KB |
testcase_06 | AC | 155 ms
91,136 KB |
testcase_07 | AC | 149 ms
91,008 KB |
testcase_08 | AC | 150 ms
91,008 KB |
testcase_09 | AC | 150 ms
91,008 KB |
testcase_10 | AC | 150 ms
91,136 KB |
testcase_11 | AC | 151 ms
91,008 KB |
testcase_12 | AC | 148 ms
91,008 KB |
testcase_13 | AC | 154 ms
91,008 KB |
testcase_14 | AC | 154 ms
91,136 KB |
testcase_15 | AC | 149 ms
91,264 KB |
testcase_16 | AC | 150 ms
91,136 KB |
testcase_17 | AC | 150 ms
91,648 KB |
testcase_18 | AC | 151 ms
91,136 KB |
testcase_19 | AC | 150 ms
91,648 KB |
testcase_20 | AC | 151 ms
91,392 KB |
testcase_21 | AC | 147 ms
91,648 KB |
testcase_22 | AC | 151 ms
91,392 KB |
testcase_23 | AC | 152 ms
91,008 KB |
testcase_24 | AC | 149 ms
91,136 KB |
testcase_25 | AC | 151 ms
91,648 KB |
testcase_26 | AC | 148 ms
91,136 KB |
testcase_27 | AC | 143 ms
91,264 KB |
testcase_28 | AC | 147 ms
91,520 KB |
testcase_29 | AC | 153 ms
91,264 KB |
testcase_30 | AC | 149 ms
91,392 KB |
testcase_31 | AC | 155 ms
91,648 KB |
testcase_32 | AC | 152 ms
91,136 KB |
testcase_33 | AC | 149 ms
91,136 KB |
testcase_34 | AC | 150 ms
91,136 KB |
testcase_35 | AC | 149 ms
91,392 KB |
testcase_36 | AC | 152 ms
90,880 KB |
testcase_37 | AC | 149 ms
91,648 KB |
testcase_38 | AC | 150 ms
91,136 KB |
testcase_39 | AC | 147 ms
91,136 KB |
testcase_40 | AC | 145 ms
91,520 KB |
testcase_41 | AC | 160 ms
91,392 KB |
testcase_42 | AC | 151 ms
91,264 KB |
testcase_43 | AC | 148 ms
91,136 KB |
testcase_44 | AC | 149 ms
91,392 KB |
testcase_45 | AC | 150 ms
91,008 KB |
testcase_46 | AC | 150 ms
91,008 KB |
testcase_47 | AC | 149 ms
91,392 KB |
testcase_48 | AC | 145 ms
91,136 KB |
testcase_49 | AC | 148 ms
91,136 KB |
testcase_50 | AC | 152 ms
91,008 KB |
testcase_51 | AC | 150 ms
91,392 KB |
testcase_52 | AC | 157 ms
91,264 KB |
testcase_53 | AC | 161 ms
91,136 KB |
testcase_54 | AC | 160 ms
91,264 KB |
testcase_55 | AC | 153 ms
91,136 KB |
testcase_56 | AC | 154 ms
91,520 KB |
testcase_57 | AC | 153 ms
90,880 KB |
testcase_58 | AC | 154 ms
91,136 KB |
testcase_59 | AC | 153 ms
91,136 KB |
testcase_60 | AC | 150 ms
91,136 KB |
testcase_61 | AC | 152 ms
91,136 KB |
testcase_62 | AC | 155 ms
91,264 KB |
testcase_63 | AC | 145 ms
91,136 KB |
testcase_64 | AC | 157 ms
91,136 KB |
testcase_65 | AC | 154 ms
91,520 KB |
testcase_66 | AC | 149 ms
91,392 KB |
testcase_67 | AC | 150 ms
91,648 KB |
testcase_68 | AC | 152 ms
91,520 KB |
testcase_69 | AC | 151 ms
90,880 KB |
testcase_70 | AC | 154 ms
91,392 KB |
testcase_71 | AC | 154 ms
91,008 KB |
testcase_72 | AC | 152 ms
91,136 KB |
testcase_73 | AC | 151 ms
91,136 KB |
testcase_74 | AC | 149 ms
91,648 KB |
testcase_75 | AC | 147 ms
91,136 KB |
testcase_76 | AC | 153 ms
91,136 KB |
testcase_77 | AC | 154 ms
91,008 KB |
testcase_78 | AC | 150 ms
91,008 KB |
testcase_79 | AC | 150 ms
91,008 KB |
testcase_80 | AC | 150 ms
91,392 KB |
testcase_81 | AC | 154 ms
91,392 KB |
testcase_82 | AC | 147 ms
91,264 KB |
testcase_83 | AC | 148 ms
91,392 KB |
testcase_84 | AC | 155 ms
91,392 KB |
testcase_85 | AC | 149 ms
91,136 KB |
testcase_86 | AC | 154 ms
90,880 KB |
testcase_87 | AC | 152 ms
91,392 KB |
testcase_88 | AC | 148 ms
90,880 KB |
testcase_89 | AC | 149 ms
91,520 KB |
testcase_90 | AC | 153 ms
91,264 KB |
testcase_91 | AC | 148 ms
91,136 KB |
testcase_92 | AC | 152 ms
91,648 KB |
testcase_93 | AC | 155 ms
91,008 KB |
testcase_94 | AC | 156 ms
90,880 KB |
testcase_95 | AC | 153 ms
91,136 KB |
testcase_96 | AC | 152 ms
91,136 KB |
testcase_97 | AC | 152 ms
91,136 KB |
testcase_98 | AC | 152 ms
91,136 KB |
testcase_99 | AC | 150 ms
91,392 KB |
testcase_100 | AC | 152 ms
91,392 KB |
testcase_101 | AC | 154 ms
91,136 KB |
testcase_102 | AC | 153 ms
91,008 KB |
testcase_103 | AC | 151 ms
91,008 KB |
testcase_104 | AC | 153 ms
91,008 KB |
testcase_105 | AC | 155 ms
91,392 KB |
testcase_106 | AC | 156 ms
91,136 KB |
ソースコード
import random def suspect(a, e, k, n): a = pow(a, e, n) if a == 1: return True for _ in xrange(k): if a == n - 1: return True a = a * a % n return False def isprime(n): if n <= 1 or (n > 2 and n % 2 == 0): return False e = n - 1 k = 0 while e % 2 == 0: e /= 2 k += 1 for _ in xrange(100): b = random.randint(2, n - 2) if not suspect(b, e, k, n): return False return True ans = [1,1,1,3,1,5,1,7,7,7,1,11,1,13,7,7,1,8,1,19,19,7,1,23,23,8,8,8,1,8,1,8,8,8,8,8,1,8,8,8,1,8,1,8,8,8,1,8,14,8,8,8,1,8,8,8,8,8,1,8,1,8,8,8,8,8,1,8,8,8,1,8,1,8,8,8,8,8,1,8,14,8,1,8,8,8,8,8,1,8,8,8,8,8,8,8,1,8,8] n = input() if n < 100: print ans[n - 1] else: if n % 8 != 1: print 8 elif not isprime(n - 8): print 8 else: print 14