結果
問題 | No.747 循環小数N桁目 Hard |
ユーザー | xuzijian629 |
提出日時 | 2018-10-26 21:15:53 |
言語 | C++11 (gcc 11.4.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 7,606 bytes |
コンパイル時間 | 2,245 ms |
コンパイル使用メモリ | 179,368 KB |
実行使用メモリ | 20,060 KB |
最終ジャッジ日時 | 2024-11-19 06:31:56 |
合計ジャッジ時間 | 7,796 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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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 | 22 ms
19,656 KB |
testcase_01 | AC | 21 ms
19,656 KB |
testcase_02 | AC | 20 ms
19,652 KB |
testcase_03 | AC | 21 ms
19,652 KB |
testcase_04 | AC | 21 ms
19,656 KB |
testcase_05 | AC | 24 ms
19,656 KB |
testcase_06 | AC | 22 ms
19,656 KB |
testcase_07 | AC | 21 ms
19,656 KB |
testcase_08 | AC | 20 ms
19,656 KB |
testcase_09 | AC | 21 ms
19,656 KB |
testcase_10 | WA | - |
testcase_11 | AC | 21 ms
19,656 KB |
testcase_12 | AC | 22 ms
19,524 KB |
testcase_13 | AC | 21 ms
19,528 KB |
testcase_14 | AC | 22 ms
19,652 KB |
testcase_15 | AC | 21 ms
19,656 KB |
testcase_16 | AC | 21 ms
19,528 KB |
testcase_17 | AC | 21 ms
19,656 KB |
testcase_18 | AC | 21 ms
19,528 KB |
testcase_19 | AC | 22 ms
19,656 KB |
testcase_20 | AC | 22 ms
19,656 KB |
testcase_21 | AC | 22 ms
19,652 KB |
testcase_22 | AC | 22 ms
19,652 KB |
testcase_23 | AC | 22 ms
19,656 KB |
testcase_24 | WA | - |
testcase_25 | AC | 21 ms
19,652 KB |
testcase_26 | WA | - |
testcase_27 | AC | 21 ms
19,656 KB |
testcase_28 | AC | 21 ms
19,652 KB |
testcase_29 | AC | 21 ms
19,660 KB |
testcase_30 | AC | 22 ms
19,532 KB |
testcase_31 | AC | 18 ms
19,784 KB |
testcase_32 | AC | 21 ms
19,656 KB |
testcase_33 | AC | 23 ms
19,800 KB |
testcase_34 | AC | 20 ms
19,700 KB |
testcase_35 | AC | 21 ms
19,716 KB |
testcase_36 | AC | 20 ms
19,632 KB |
testcase_37 | AC | 23 ms
19,680 KB |
testcase_38 | AC | 22 ms
19,740 KB |
testcase_39 | AC | 23 ms
19,732 KB |
testcase_40 | WA | - |
testcase_41 | AC | 23 ms
19,680 KB |
testcase_42 | AC | 24 ms
19,764 KB |
testcase_43 | AC | 22 ms
19,736 KB |
testcase_44 | AC | 23 ms
19,884 KB |
testcase_45 | AC | 24 ms
19,792 KB |
testcase_46 | AC | 24 ms
19,760 KB |
testcase_47 | AC | 24 ms
19,792 KB |
testcase_48 | AC | 23 ms
19,764 KB |
testcase_49 | AC | 19 ms
19,756 KB |
testcase_50 | AC | 22 ms
19,628 KB |
testcase_51 | AC | 23 ms
19,752 KB |
testcase_52 | AC | 21 ms
19,708 KB |
testcase_53 | AC | 21 ms
20,060 KB |
testcase_54 | WA | - |
testcase_55 | AC | 25 ms
19,912 KB |
testcase_56 | AC | 24 ms
19,888 KB |
testcase_57 | AC | 22 ms
19,708 KB |
testcase_58 | AC | 25 ms
19,940 KB |
testcase_59 | AC | 24 ms
19,624 KB |
testcase_60 | AC | 26 ms
20,028 KB |
testcase_61 | AC | 24 ms
19,852 KB |
testcase_62 | AC | 25 ms
19,880 KB |
testcase_63 | AC | 24 ms
19,668 KB |
testcase_64 | AC | 23 ms
19,756 KB |
testcase_65 | AC | 23 ms
19,676 KB |
testcase_66 | AC | 23 ms
19,756 KB |
testcase_67 | AC | 23 ms
19,760 KB |
testcase_68 | AC | 24 ms
19,792 KB |
testcase_69 | AC | 23 ms
19,760 KB |
testcase_70 | WA | - |
testcase_71 | AC | 22 ms
19,708 KB |
testcase_72 | AC | 22 ms
19,764 KB |
testcase_73 | AC | 24 ms
19,920 KB |
testcase_74 | AC | 23 ms
19,764 KB |
testcase_75 | AC | 23 ms
19,720 KB |
testcase_76 | AC | 22 ms
19,744 KB |
testcase_77 | AC | 23 ms
19,632 KB |
testcase_78 | AC | 23 ms
19,788 KB |
testcase_79 | AC | 25 ms
19,764 KB |
testcase_80 | AC | 24 ms
19,796 KB |
testcase_81 | AC | 22 ms
19,708 KB |
testcase_82 | AC | 22 ms
19,756 KB |
testcase_83 | AC | 22 ms
19,716 KB |
testcase_84 | AC | 23 ms
19,808 KB |
testcase_85 | AC | 24 ms
19,804 KB |
testcase_86 | AC | 24 ms
19,780 KB |
testcase_87 | AC | 23 ms
19,808 KB |
testcase_88 | AC | 22 ms
19,744 KB |
testcase_89 | AC | 24 ms
19,764 KB |
testcase_90 | AC | 24 ms
19,764 KB |
testcase_91 | AC | 24 ms
19,796 KB |
testcase_92 | AC | 23 ms
19,760 KB |
testcase_93 | AC | 23 ms
19,772 KB |
testcase_94 | AC | 24 ms
19,880 KB |
testcase_95 | AC | 24 ms
19,896 KB |
testcase_96 | AC | 24 ms
19,884 KB |
testcase_97 | AC | 24 ms
19,864 KB |
testcase_98 | WA | - |
testcase_99 | AC | 23 ms
19,984 KB |
testcase_100 | AC | 25 ms
19,904 KB |
testcase_101 | AC | 24 ms
19,724 KB |
testcase_102 | AC | 23 ms
19,764 KB |
testcase_103 | AC | 24 ms
19,828 KB |
testcase_104 | AC | 24 ms
19,828 KB |
testcase_105 | AC | 24 ms
19,828 KB |
testcase_106 | AC | 25 ms
19,828 KB |
testcase_107 | AC | 23 ms
19,828 KB |
testcase_108 | AC | 24 ms
19,704 KB |
testcase_109 | AC | 24 ms
19,700 KB |
testcase_110 | AC | 24 ms
19,828 KB |
testcase_111 | AC | 20 ms
19,832 KB |
testcase_112 | AC | 24 ms
19,824 KB |
testcase_113 | AC | 24 ms
19,828 KB |
testcase_114 | AC | 26 ms
19,828 KB |
testcase_115 | AC | 25 ms
19,704 KB |
testcase_116 | AC | 20 ms
19,832 KB |
testcase_117 | AC | 24 ms
19,824 KB |
testcase_118 | WA | - |
testcase_119 | AC | 24 ms
19,828 KB |
testcase_120 | AC | 24 ms
19,828 KB |
testcase_121 | AC | 23 ms
19,824 KB |
testcase_122 | WA | - |
testcase_123 | AC | 25 ms
19,704 KB |
ソースコード
#ifndef _GLIBCXX_NO_ASSERT #include <cassert> #endif #include <cctype> #include <cerrno> #include <cfloat> #include <ciso646> #include <climits> #include <clocale> #include <cmath> #include <csetjmp> #include <csignal> #include <cstdarg> #include <cstddef> #include <cstdio> #include <cstdlib> #include <cstring> #include <ctime> #if __cplusplus >= 201103L #include <ccomplex> #include <cfenv> #include <cinttypes> #include <cstdbool> #include <cstdint> #include <ctgmath> #include <cwchar> #include <cwctype> #endif #include <algorithm> #include <bitset> #include <complex> #include <deque> #include <exception> #include <fstream> #include <functional> #include <iomanip> #include <ios> #include <iosfwd> #include <iostream> #include <istream> #include <iterator> #include <limits> #include <list> #include <locale> #include <map> #include <memory> #include <new> #include <numeric> #include <ostream> #include <queue> #include <set> #include <sstream> #include <stack> #include <stdexcept> #include <streambuf> #include <string> #include <typeinfo> #include <utility> #include <valarray> #include <vector> #if __cplusplus >= 201103L #include <array> #include <atomic> #include <chrono> #include <condition_variable> #include <forward_list> #include <future> #include <initializer_list> #include <mutex> #include <random> #include <ratio> #include <regex> #include <scoped_allocator> #include <system_error> #include <thread> #include <tuple> #include <typeindex> #include <type_traits> #include <unordered_map> #include <unordered_set> #endif using namespace std; using i64 = int64_t; using vi = vector<i64>; using vvi = vector<vi>; constexpr i64 MOD = 1e9 + 7; constexpr i64 Z = i64(0); using ii = pair<int, int>; // 負の数は扱っていない // 宣言するときはconvert関数を使う // 掛け算でFFTをやるので畳み込み後の配列の最大要素を1e13程度にして誤差を小さくしたい // BASELOGを大きくすると桁数が1/BASELOGになる代わりに配列の要素が指数関数的に大きくなる // 掛け算をしないのであれば定数倍早くなるのでBASELOGを大きくするとよい。掛け算をするときは3が精度的に安心 constexpr i64 BASE = 1000; constexpr int BASELOG = 3; struct BigInt { // 掛け算のために本来の最大桁数の2倍必要 vi digit = vi(1 << 18); int size; BigInt(int size = 1, i64 a = 0) : size(size) { digit[0] = a; } BigInt(const BigInt& a) { size = a.size; digit = vi(a.digit); } }; bool operator<(BigInt x, BigInt y) { if (x.size != y.size) { return x.size < y.size; } for (int i = x.size - 1; i >= 0; i--) { if (x.digit[i] != y.digit[i]) { return x.digit[i] < y.digit[i]; } } return false; } bool operator>(BigInt x, BigInt y) { return y < x; } bool operator<=(BigInt x, BigInt y) { return !(y < x); } bool operator>=(BigInt x, BigInt y) { return !(x < y); } bool operator!=(BigInt x, BigInt y) { return x < y || y < x; } bool operator==(BigInt x, BigInt y) { return !(x < y) && !(y < x); } BigInt normal(BigInt x, bool all = false) { i64 c = 0; if (all) { x.size = int(x.digit.size()) - 1; } for (int i = 0; i < x.size; i++) { while (x.digit[i] < 0) { x.digit[i + 1] -= 1; x.digit[i] += BASE; } while (x.digit[i] >= BASE) { x.digit[i + 1] += 1; x.digit[i] -= BASE; } i64 a = x.digit[i] + c; x.digit[i] = a % BASE; c = a / BASE; } for (; c > 0; c /= BASE) { x.digit[x.size++] = c % BASE; } while (x.size > 1 && x.digit[x.size - 1] == 0) { x.size--; } return x; } BigInt convert(i64 a) { return normal(BigInt(1, a), true); } BigInt convert(const string& s) { BigInt x; assert(s.size() / BASELOG <= x.digit.size() / 2); int i = s.size() % BASELOG; if (i > 0) { i -= BASELOG; } for (; i < int(s.size()); i += BASELOG) { i64 a = 0; for (int j = 0; j < BASELOG; j++) { a = 10 * a + (i + j >= 0 ? s[i + j] - '0' : 0); } x.digit[x.size++] = a; } reverse(x.digit.begin(), x.digit.begin() + x.size); return normal(x); } ostream &operator<<(ostream& os, BigInt x) { os << x.digit[x.size - 1]; for (int i = x.size - 2; i >= 0; i--) { os << setw(BASELOG) << setfill('0') << x.digit[i]; } return os; } istream &operator>>(istream& is, BigInt &x) { string s; is >> s; x = convert(s); return is; } string to_string(BigInt &x) { stringstream ss; ss << x.digit[x.size - 1]; for (int i = x.size - 2; i >= 0; i--) { ss << setw(BASELOG) << setfill('0') << x.digit[i]; } return ss.str(); } BigInt operator+(BigInt x, BigInt y) { if (x.size < y.size) { x.size = y.size; } for (int i = 0; i < y.size; i++) { x.digit[i] += y.digit[i]; } return normal(x); } BigInt operator-(BigInt x, BigInt y) { assert(x >= y); for (int i = 0; i < y.size; i++) { x.digit[i] -= y.digit[i]; } return normal(x); } BigInt operator*(BigInt x, i64 a) { for (int i = 0; i < x.size; i++) { x.digit[i] *= a; } return normal(x); } void fft(vector<complex<double>>& a, bool inv = false) { int n = int(a.size()); if (n == 1) return; vector<complex<double>> even(n / 2), odd(n / 2); for (int i = 0; i < n / 2; i++) { even[i] = a[2 * i]; odd[i] = a[2 * i + 1]; } fft(even, inv); fft(odd, inv); complex<double> omega = polar(1.0, (-2 * inv + 1) * 2 * acos(-1) / n); complex<double> pow_omega = 1.0; for (int i = 0; i < n / 2; i++) { a[i] = even[i] + pow_omega * odd[i]; a[i + n / 2] = even[i] - pow_omega * odd[i]; pow_omega *= omega; } } void conv(vector<complex<double>>& a, vector<complex<double>>& b) { fft(a); fft(b); int n = int(a.size()); for (int i = 0; i < n; i++) { a[i] *= b[i] / complex<double>(n); } fft(a, true); } void conv(vi& a, vi& b) { vector<complex<double>> ac, bc; for (int i = 0; i < a.size(); i++) { ac.push_back(a[i]); bc.push_back(b[i]); } conv(ac, bc); a.resize(ac.size()); for (int i = 0; i < ac.size(); i++) { a[i] = long(real(ac[i]) + 0.5); } } BigInt operator*(BigInt x, BigInt y) { conv(x.digit, y.digit); return normal(x, true); } pair<BigInt, i64> divmod(BigInt x, i64 a) { i64 c = 0, t; for (int i = x.size - 1; i >= 0; i--) { t = BASE * c + x.digit[i]; x.digit[i] = t / a; c = t % a; } return pair<BigInt, i64>(normal(x), c); } BigInt operator/(BigInt x, i64 a) { return divmod(x, a).first; } i64 operator%(BigInt x, i64 a) { return divmod(x, a).second; } int main() { string n, k; cin >> n >> k; BigInt N = convert(n), K = convert(k); int a = N % 6; int b = K % 2; string hoge = "285714"; if (a == 0) { cout << hoge[5] << endl; return 0; } else if (a == 1) { cout << 2 << endl; return 0; } else if (a == 2) { cout << (b == 0 ? hoge[3] : hoge[1]) << endl; return 0; } else if (a == 3) { cout << hoge[2] << endl; return 0; } else if (a == 4) { cout << hoge[3] << endl; return 0; } else { cout << (b == 0 ? hoge[5] : hoge[0]) << endl; return 0; } }