結果
問題 | No.181 A↑↑N mod M |
ユーザー | t98slider |
提出日時 | 2022-07-20 23:58:43 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
RE
|
実行時間 | - |
コード長 | 4,330 bytes |
コンパイル時間 | 1,572 ms |
コンパイル使用メモリ | 172,844 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-07-02 14:11:56 |
合計ジャッジ時間 | 2,913 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 | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | RE | - |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | AC | 1 ms
5,376 KB |
testcase_14 | AC | 1 ms
5,376 KB |
testcase_15 | AC | 2 ms
5,376 KB |
testcase_16 | AC | 2 ms
5,376 KB |
testcase_17 | AC | 2 ms
5,376 KB |
testcase_18 | AC | 2 ms
5,376 KB |
testcase_19 | AC | 2 ms
5,376 KB |
testcase_20 | AC | 2 ms
5,376 KB |
testcase_21 | AC | 2 ms
5,376 KB |
testcase_22 | AC | 2 ms
5,376 KB |
testcase_23 | AC | 2 ms
5,376 KB |
testcase_24 | AC | 2 ms
5,376 KB |
testcase_25 | AC | 2 ms
5,376 KB |
testcase_26 | AC | 2 ms
5,376 KB |
testcase_27 | AC | 2 ms
5,376 KB |
testcase_28 | AC | 2 ms
5,376 KB |
testcase_29 | AC | 2 ms
5,376 KB |
testcase_30 | WA | - |
testcase_31 | WA | - |
testcase_32 | RE | - |
testcase_33 | AC | 2 ms
5,376 KB |
testcase_34 | AC | 2 ms
5,376 KB |
testcase_35 | AC | 2 ms
5,376 KB |
testcase_36 | AC | 2 ms
5,376 KB |
testcase_37 | AC | 1 ms
5,376 KB |
testcase_38 | AC | 2 ms
5,376 KB |
testcase_39 | AC | 2 ms
5,376 KB |
testcase_40 | AC | 2 ms
5,376 KB |
testcase_41 | AC | 2 ms
5,376 KB |
testcase_42 | AC | 2 ms
5,376 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; struct stable_int{ long long v; stable_int() : v(0) {} stable_int(long long _v) : v(_v){} stable_int& operator++() { if(__builtin_add_overflow(v, 1, &v))v = std::numeric_limits<long long>::max(); return *this; } stable_int& operator--() { if(__builtin_sub_overflow(v, 1, &v))v = std::numeric_limits<long long>::min(); return *this; } stable_int operator++(int) { stable_int result = *this; ++*this; return result; } stable_int operator--(int) { stable_int result = *this; --*this; return result; } stable_int& operator+=(const stable_int& rhs) { if(__builtin_add_overflow(v, rhs.v, &v))v = std::numeric_limits<long long>::max(); return *this; } stable_int& operator-=(const stable_int& rhs) { if(__builtin_sub_overflow(v, rhs.v, &v))v = std::numeric_limits<long long>::min(); return *this; } stable_int& operator*=(const stable_int& rhs) { long long pre = v; if(__builtin_mul_overflow(v, rhs.v, &v)){ v = (pre > 0) ^ (rhs.v > 0) ? std::numeric_limits<long long>::min() : std::numeric_limits<long long>::max(); } return *this; } stable_int& operator/=(const stable_int& rhs) { v /= rhs.v; return *this ; } stable_int operator+() const { return *this; } stable_int operator-() const { return stable_int() - *this; } friend stable_int operator+(const stable_int& lhs, const stable_int& rhs) { return stable_int(lhs) += rhs; } friend stable_int operator-(const stable_int& lhs, const stable_int& rhs) { return stable_int(lhs) -= rhs; } friend stable_int operator*(const stable_int& lhs, const stable_int& rhs) { return stable_int(lhs) *= rhs; } friend stable_int operator/(const stable_int& lhs, const stable_int& rhs) { return stable_int(lhs) /= rhs; } friend bool operator==(const stable_int& lhs, const stable_int& rhs) { return (lhs.v == rhs.v); } friend bool operator!=(const stable_int& lhs, const stable_int& rhs) { return (lhs.v != rhs.v); } friend bool operator<(const stable_int& lhs, const stable_int& rhs) { return (lhs.v < rhs.v); } friend bool operator<=(const stable_int& lhs, const stable_int& rhs) { return (lhs.v <= rhs.v); } friend bool operator>(const stable_int& lhs, const stable_int& rhs) { return (lhs.v > rhs.v); } friend bool operator>=(const stable_int& lhs, const stable_int& rhs) { return (lhs.v >= rhs.v); } friend istream& operator>>(istream& is,stable_int& rhs) noexcept { long long _v; rhs = stable_int{(is >> _v, _v)}; return is; } friend ostream& operator << (ostream &os, const stable_int& rhs) noexcept { return os << rhs.v; } }; int main(){ int A, N, M; cin >> A >> N >> M; function<int(int, int, int)> rec = [&](int V, int N, int MOD){ if(N == 0)return 1; if(MOD == 1)return 1000000; vector<int> order, tb(MOD, -1); int val = 1, tim = 0; while(tb[val] == -1){ tb[val] = tim++; order.push_back(val); val *= V % MOD; val %= MOD; } int EXP = rec(V, N - 1, (tim - tb[val])); int idx = (EXP - tb[val]) % (tim - tb[val]) + tb[val]; return order[idx] + 1000 * MOD; }; function<int(int, int, int)> rec2 = [&](int V, int N, int MOD){ if(N == 0)return 1; vector<int> order, tb(MOD, -1); int val = 1, tim = 0; while(tb[val] == -1){ tb[val] = tim++; order.push_back(val); val *= V % MOD; val %= MOD; } int EXP = rec2(V, N - 1, (tim - tb[val])); stable_int v = 1, c = V; while(EXP){ if(EXP & 1)v *= c; c *= c; EXP >>= 1; } return int(min(v.v, (long long)1 << 30)); }; int ans = rec(A, N, M) % M; int ans2 = (N <= 20 ? rec2(A, N, M) : M + 500); if(ans2 < M){ cout << ans2 << endl; }else{ cout << ans << endl; } }