結果
問題 | No.2718 Best Consonance |
ユーザー | Misuki |
提出日時 | 2024-04-05 23:07:52 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 417 ms / 4,000 ms |
コード長 | 3,867 bytes |
コンパイル時間 | 3,039 ms |
コンパイル使用メモリ | 220,436 KB |
実行使用メモリ | 45,188 KB |
最終ジャッジ日時 | 2024-10-02 12:50:35 |
合計ジャッジ時間 | 17,377 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
(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 | 244 ms
38,144 KB |
testcase_01 | AC | 241 ms
38,016 KB |
testcase_02 | AC | 226 ms
38,016 KB |
testcase_03 | AC | 226 ms
38,144 KB |
testcase_04 | AC | 235 ms
38,016 KB |
testcase_05 | AC | 238 ms
38,016 KB |
testcase_06 | AC | 242 ms
38,016 KB |
testcase_07 | AC | 251 ms
38,016 KB |
testcase_08 | AC | 244 ms
38,016 KB |
testcase_09 | AC | 243 ms
38,144 KB |
testcase_10 | AC | 238 ms
38,144 KB |
testcase_11 | AC | 243 ms
38,272 KB |
testcase_12 | AC | 244 ms
38,272 KB |
testcase_13 | AC | 251 ms
38,272 KB |
testcase_14 | AC | 378 ms
44,656 KB |
testcase_15 | AC | 347 ms
43,056 KB |
testcase_16 | AC | 362 ms
43,248 KB |
testcase_17 | AC | 347 ms
40,400 KB |
testcase_18 | AC | 361 ms
43,304 KB |
testcase_19 | AC | 355 ms
44,496 KB |
testcase_20 | AC | 378 ms
43,640 KB |
testcase_21 | AC | 389 ms
44,892 KB |
testcase_22 | AC | 394 ms
44,432 KB |
testcase_23 | AC | 351 ms
40,324 KB |
testcase_24 | AC | 411 ms
44,040 KB |
testcase_25 | AC | 397 ms
44,936 KB |
testcase_26 | AC | 393 ms
44,680 KB |
testcase_27 | AC | 401 ms
44,548 KB |
testcase_28 | AC | 401 ms
44,036 KB |
testcase_29 | AC | 412 ms
45,188 KB |
testcase_30 | AC | 417 ms
44,168 KB |
testcase_31 | AC | 396 ms
43,656 KB |
testcase_32 | AC | 392 ms
44,936 KB |
testcase_33 | AC | 389 ms
44,932 KB |
testcase_34 | AC | 232 ms
38,144 KB |
testcase_35 | AC | 241 ms
38,144 KB |
testcase_36 | AC | 291 ms
39,368 KB |
testcase_37 | AC | 232 ms
38,016 KB |
testcase_38 | AC | 287 ms
39,424 KB |
testcase_39 | AC | 236 ms
38,016 KB |
ソースコード
#pragma GCC optimize("O2") #include <algorithm> #include <array> #include <bitset> #include <cassert> #include <cctype> #include <cfenv> #include <cfloat> #include <chrono> #include <cinttypes> #include <climits> #include <cmath> #include <complex> #include <cstdarg> #include <cstddef> #include <cstdint> #include <cstdio> #include <cstdlib> #include <cstring> #include <deque> #include <fstream> #include <functional> #include <initializer_list> #include <iomanip> #include <ios> #include <iostream> #include <istream> #include <iterator> #include <limits> #include <list> #include <map> #include <memory> #include <new> #include <numeric> #include <ostream> #include <queue> #include <random> #include <set> #include <sstream> #include <stack> #include <streambuf> #include <string> #include <tuple> #include <type_traits> #include <variant> #if __cplusplus >= 202002L #include <bit> #include <compare> #include <concepts> #include <numbers> #include <ranges> #include <span> #else #define ssize(v) (int)(v).size() #define popcount(x) __builtin_popcountll(x) constexpr int bit_width(const unsigned int x) { return x == 0 ? 0 : ((sizeof(unsigned int) * CHAR_BIT) - __builtin_clz(x)); } constexpr int bit_width(const unsigned long long x) { return x == 0 ? 0 : ((sizeof(unsigned long long) * CHAR_BIT) - __builtin_clzll(x)); } constexpr int countr_zero(const unsigned int x) { return x == 0 ? sizeof(unsigned int) * CHAR_BIT : __builtin_ctz(x); } constexpr int countr_zero(const unsigned long long x) { return x == 0 ? sizeof(unsigned long long) * CHAR_BIT : __builtin_ctzll(x); } constexpr unsigned int bit_ceil(const unsigned int x) { return x == 0 ? 1 : (popcount(x) == 1 ? x : (1u << bit_width(x))); } constexpr unsigned long long bit_ceil(const unsigned long long x) { return x == 0 ? 1 : (popcount(x) == 1 ? x : (1ull << bit_width(x))); } #endif #define int ll #define INT128_MAX (__int128)(((unsigned __int128) 1 << ((sizeof(__int128) * __CHAR_BIT__) - 1)) - 1) #define INT128_MIN (-INT128_MAX - 1) #define clock chrono::steady_clock::now().time_since_epoch().count() #ifdef DEBUG #define dbg(x) cout << (#x) << " = " << x << '\n' #else #define dbg(x) #endif using namespace std; using ll = long long; using ull = unsigned long long; using ldb = long double; using pii = pair<int, int>; using pll = pair<ll, ll>; //#define double ldb template<class T> ostream& operator<<(ostream& os, const pair<T, T> pr) { return os << pr.first << ' ' << pr.second; } template<class T, size_t N> ostream& operator<<(ostream& os, const array<T, N> &arr) { for(const T &X : arr) os << X << ' '; return os; } template<class T> ostream& operator<<(ostream& os, const vector<T> &vec) { for(const T &X : vec) os << X << ' '; return os; } template<class T> ostream& operator<<(ostream& os, const set<T> &s) { for(const T &x : s) os << x << ' '; return os; } const int C = 200000; vector<int> Div[C + 1]; signed main() { ios::sync_with_stdio(false), cin.tie(NULL); for(int i = 1; i <= C; i++) for(int j = i; j <= C; j += i) Div[j].emplace_back(i); int n; cin >> n; vector<array<int, 2>> ab(n); for(auto &[a, b] : ab) cin >> a >> b; ranges::sort(ab); { vector<array<int, 2>> cd; for(int i = 1, p = 0; i <= n; i++) { if (i == n or ab[i - 1][0] != ab[i][0]) { for(int j = max(i - 2, p); j < i; j++) cd.push_back(ab[j]); p = i; } } ab.swap(cd); n = ssize(cd); } sort(ab.begin(), ab.end(), [](auto l, auto r) { return l[0] * l[1] < r[0] * r[1]; }); array<int, C + 1> mn; fill(mn.begin(), mn.end(), INT_MAX); int ans = 0; for(auto [a, b] : ab | views::reverse) { for(int g : Div[a]) if (mn[g] != INT_MAX) ans = max(ans, b * g / mn[g]); for(int d : Div[a]) mn[d] = min(mn[d], a); } cout << ans << '\n'; return 0; }