結果
問題 | No.2304 Distinct Elements |
ユーザー | Forested |
提出日時 | 2023-05-12 22:48:11 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 47 ms / 3,000 ms |
コード長 | 3,481 bytes |
コンパイル時間 | 1,298 ms |
コンパイル使用メモリ | 135,760 KB |
実行使用メモリ | 7,044 KB |
最終ジャッジ日時 | 2024-05-06 12:50:28 |
合計ジャッジ時間 | 4,621 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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 | 1 ms
5,248 KB |
testcase_01 | AC | 1 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 40 ms
7,044 KB |
testcase_05 | AC | 39 ms
6,916 KB |
testcase_06 | AC | 37 ms
6,912 KB |
testcase_07 | AC | 40 ms
7,044 KB |
testcase_08 | AC | 41 ms
7,044 KB |
testcase_09 | AC | 46 ms
6,916 KB |
testcase_10 | AC | 45 ms
6,916 KB |
testcase_11 | AC | 46 ms
7,040 KB |
testcase_12 | AC | 46 ms
6,972 KB |
testcase_13 | AC | 47 ms
7,040 KB |
testcase_14 | AC | 2 ms
5,376 KB |
testcase_15 | AC | 2 ms
5,376 KB |
testcase_16 | AC | 2 ms
5,376 KB |
testcase_17 | AC | 1 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 | 1 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 | 1 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 | 33 ms
6,516 KB |
testcase_30 | AC | 5 ms
5,376 KB |
testcase_31 | AC | 28 ms
5,376 KB |
testcase_32 | AC | 37 ms
6,580 KB |
testcase_33 | AC | 5 ms
5,376 KB |
testcase_34 | AC | 37 ms
6,604 KB |
testcase_35 | AC | 42 ms
6,764 KB |
testcase_36 | AC | 5 ms
5,376 KB |
testcase_37 | AC | 14 ms
5,376 KB |
testcase_38 | AC | 45 ms
6,804 KB |
testcase_39 | AC | 45 ms
6,916 KB |
testcase_40 | AC | 24 ms
6,388 KB |
testcase_41 | AC | 14 ms
5,376 KB |
testcase_42 | AC | 33 ms
7,040 KB |
testcase_43 | AC | 46 ms
7,044 KB |
testcase_44 | AC | 34 ms
6,596 KB |
testcase_45 | AC | 27 ms
5,376 KB |
testcase_46 | AC | 20 ms
5,376 KB |
testcase_47 | AC | 2 ms
5,376 KB |
testcase_48 | AC | 2 ms
5,376 KB |
testcase_49 | AC | 39 ms
6,916 KB |
testcase_50 | AC | 42 ms
6,916 KB |
testcase_51 | AC | 42 ms
7,044 KB |
testcase_52 | AC | 36 ms
7,040 KB |
testcase_53 | AC | 27 ms
7,040 KB |
testcase_54 | AC | 35 ms
7,044 KB |
testcase_55 | AC | 33 ms
7,040 KB |
testcase_56 | AC | 32 ms
6,916 KB |
testcase_57 | AC | 39 ms
6,916 KB |
testcase_58 | AC | 37 ms
6,916 KB |
testcase_59 | AC | 35 ms
6,952 KB |
testcase_60 | AC | 2 ms
5,376 KB |
testcase_61 | AC | 2 ms
5,376 KB |
ソースコード
#ifndef LOCAL #define FAST_IO #endif // ============ #include <algorithm> #include <array> #include <bitset> #include <cassert> #include <cmath> #include <iomanip> #include <iostream> #include <list> #include <map> #include <numeric> #include <queue> #include <random> #include <set> #include <stack> #include <string> #include <tuple> #include <unordered_map> #include <unordered_set> #include <utility> #include <vector> #define OVERRIDE(a, b, c, d, ...) d #define REP2(i, n) for (i32 i = 0; i < (i32)(n); ++i) #define REP3(i, m, n) for (i32 i = (i32)(m); i < (i32)(n); ++i) #define REP(...) OVERRIDE(__VA_ARGS__, REP3, REP2)(__VA_ARGS__) #define PER(i, n) for (i32 i = (i32)(n) - 1; i >= 0; --i) #define ALL(x) begin(x), end(x) using namespace std; using u32 = unsigned int; using u64 = unsigned long long; using i32 = signed int; using i64 = signed long long; using f64 = double; using f80 = long double; template <typename T> using Vec = vector<T>; template <typename T> bool chmin(T &x, const T &y) { if (x > y) { x = y; return true; } return false; } template <typename T> bool chmax(T &x, const T &y) { if (x < y) { x = y; return true; } return false; } template <typename T> Vec<tuple<i32, i32, T>> runlength(const Vec<T> &a) { if (a.empty()) { return Vec<tuple<i32, i32, T>>(); } Vec<tuple<i32, i32, T>> ret; i32 prv = 0; REP(i, 1, a.size()) { if (a[i - 1] != a[i]) { ret.emplace_back(prv, i, a[i - 1]); prv = i; } } ret.emplace_back(prv, (i32)a.size(), a.back()); return ret; } #ifdef INT128 using u128 = __uint128_t; using i128 = __int128_t; istream &operator>>(istream &is, i128 &x) { i64 v; is >> v; x = v; return is; } ostream &operator<<(ostream &os, i128 x) { os << (i64)x; return os; } istream &operator>>(istream &is, u128 &x) { u64 v; is >> v; x = v; return is; } ostream &operator<<(ostream &os, u128 x) { os << (u64)x; return os; } #endif [[maybe_unused]] constexpr i32 INF = 1000000100; [[maybe_unused]] constexpr i64 INF64 = 3000000000000000100; struct SetUpIO { SetUpIO() { #ifdef FAST_IO ios::sync_with_stdio(false); cin.tie(nullptr); #endif cout << fixed << setprecision(15); } } set_up_io; // ============ #ifdef DEBUGF #else #define DBG(x) (void)0 #endif struct PQ { i64 added; priority_queue<i64, Vec<i64>> pq; PQ() : added(0), pq() {} void add(i64 v) { added += v; } void push(i64 v) { pq.push(v - added); } i64 max() const { return pq.top() + added; } void pop() { pq.pop(); } bool empty() const { return pq.empty(); } }; int main() { i32 n; cin >> n; Vec<i32> a(n); REP(i, n) { cin >> a[i]; } sort(ALL(a)); REP(i, n) { a[i] -= i; } Vec<i32> b(n - 1); REP(i, n - 1) { b[i] = a[i] - a[i + 1]; } DBG(b); PQ pq; i64 f0 = 0; REP(i, n - 1) { if (pq.empty() || pq.max() <= 0) { pq.push(0); } else { f0 += pq.max(); pq.pop(); pq.push(0); pq.push(0); } pq.add(b[i]); DBG(f0); DBG(pq.added); DBG(pq.pq); } i64 ans = 0; chmax(ans, f0); chmax(ans, f0 + pq.max()); cout << ans << '\n'; }