結果
問題 | No.1715 Dinner 2 |
ユーザー | ecottea |
提出日時 | 2021-10-22 23:27:33 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 10,375 bytes |
コンパイル時間 | 4,057 ms |
コンパイル使用メモリ | 241,096 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-09-23 08:00:14 |
合計ジャッジ時間 | 5,203 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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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
6,812 KB |
testcase_01 | AC | 2 ms
6,812 KB |
testcase_02 | AC | 2 ms
6,944 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | WA | - |
testcase_06 | AC | 2 ms
6,944 KB |
testcase_07 | AC | 2 ms
6,944 KB |
testcase_08 | AC | 2 ms
6,944 KB |
testcase_09 | AC | 2 ms
6,944 KB |
testcase_10 | WA | - |
testcase_11 | AC | 4 ms
6,940 KB |
testcase_12 | AC | 5 ms
6,944 KB |
testcase_13 | AC | 5 ms
6,940 KB |
testcase_14 | AC | 4 ms
6,940 KB |
testcase_15 | AC | 5 ms
6,940 KB |
testcase_16 | AC | 4 ms
6,940 KB |
testcase_17 | AC | 3 ms
6,944 KB |
testcase_18 | AC | 2 ms
6,940 KB |
testcase_19 | AC | 2 ms
6,944 KB |
testcase_20 | AC | 2 ms
6,940 KB |
testcase_21 | AC | 2 ms
6,940 KB |
testcase_22 | AC | 2 ms
6,940 KB |
testcase_23 | AC | 2 ms
6,940 KB |
testcase_24 | AC | 2 ms
6,944 KB |
testcase_25 | AC | 2 ms
6,940 KB |
testcase_26 | AC | 2 ms
6,940 KB |
testcase_27 | AC | 2 ms
6,940 KB |
testcase_28 | AC | 2 ms
6,944 KB |
testcase_29 | AC | 2 ms
6,944 KB |
testcase_30 | AC | 2 ms
6,940 KB |
testcase_31 | AC | 2 ms
6,940 KB |
testcase_32 | AC | 6 ms
6,940 KB |
testcase_33 | AC | 6 ms
6,940 KB |
testcase_34 | AC | 6 ms
6,940 KB |
testcase_35 | AC | 6 ms
6,944 KB |
testcase_36 | WA | - |
testcase_37 | WA | - |
testcase_38 | WA | - |
ソースコード
#ifndef HIDDEN_IN_VISUAL_STUDIO // 折りたたみ用 // 警告の抑制 #define _CRT_SECURE_NO_WARNINGS // 使えるライブラリの読み込み #include <bits/stdc++.h> using namespace std; // 型名の短縮 using ll = long long; // -2^63 ~ 2^63 = 9 * 10^18(int は -2^31 ~ 2^31 = 2 * 10^9) using pii = pair<int, int>; using pll = pair<ll, ll>; using pil = pair<int, ll>; using pli = pair<ll, int>; using vi = vector<int>; using vvi = vector<vi>; using vvvi = vector<vvi>; using vl = vector<ll>; using vvl = vector<vl>; using vvvl = vector<vvl>; using vb = vector<bool>; using vvb = vector<vb>; using vvvb = vector<vvb>; using vc = vector<char>; using vvc = vector<vc>; using vvvc = vector<vvc>; using vd = vector<double>; using vvd = vector<vd>; using vvvd = vector<vvd>; template <class T> using priority_queue_rev = priority_queue<T, vector<T>, greater<T>>; using Graph = vvi; // 定数の定義 const double PI = 3.14159265359; const double DEG = PI / 180.; // θ [deg] = θ * DEG [rad] const vi dx4 = { 1, 0, -1, 0 }; // 4 近傍(下,右,上,左) const vi dy4 = { 0, 1, 0, -1 }; const vi dx8 = { 1, 1, 0, -1, -1, -1, 0, 1 }; // 8 近傍 const vi dy8 = { 0, 1, 1, 1, 0, -1, -1, -1 }; const ll INFL = (ll)2e18; const int INF = (int)1e9; const double EPS = 1e-10; // 許容誤差に応じて調整 // 汎用マクロの定義 #define all(a) (a).begin(), (a).end() #define sz(x) ((int)(x).size()) #define distance (int)distance #define Yes(b) {cout << ((b) ? "Yes" : "No") << endl;} #define rep(i, n) for(int i = 0, i##_len = int(n); i < i##_len; ++i) // 0 から n-1 まで昇順 #define repi(i, s, t) for(int i = int(s), i##_end = int(t); i <= i##_end; ++i) // s から t まで昇順 #define repir(i, s, t) for(int i = int(s), i##_end = int(t); i >= i##_end; --i) // s から t まで降順 #define repe(v, a) for(const auto& v : (a)) // a の全要素(変更不可能) #define repea(v, a) for(auto& v : (a)) // a の全要素(変更可能) #define repb(set, d) for(int set = 0; set < (1 << int(d)); ++set) // d ビット全探索(昇順) #define repp(a) sort(all(a)); for(bool a##_perm = true; a##_perm; a##_perm = next_permutation(all(a))) // a の順列全て(昇順) #define repit(it, a) for(auto it = (a).begin(); it != (a).end(); ++it) // イテレータを回す(昇順) #define repitr(it, a) for(auto it = (a).rbegin(); it != (a).rend(); ++it) // イテレータを回す(降順) // 汎用関数の定義 template <class T> inline ll pow(T n, int k) { ll v = 1; rep(i, k) v *= n; return v; } template <class T> inline bool chmax(T& M, const T& x) { if (M < x) { M = x; return true; } return false; } // 最大値を更新(更新されたら true を返す) template <class T> inline bool chmin(T& m, const T& x) { if (m > x) { m = x; return true; } return false; } // 最小値を更新(更新されたら true を返す) // 入出力用の >>, << のオーバーロード template <class T, class U> inline istream& operator>> (istream& is, pair<T, U>& p) { is >> p.first >> p.second; return is; } template <class T, class U> inline ostream& operator<< (ostream& os, const pair<T, U>& p) { os << "(" << p.first << "," << p.second << ")"; return os; } template <class T, class U, class V> inline istream& operator>> (istream& is, tuple<T, U, V>& t) { is >> get<0>(t) >> get<1>(t) >> get<2>(t); return is; } template <class T, class U, class V> inline ostream& operator<< (ostream& os, const tuple<T, U, V>& t) { os << "(" << get<0>(t) << "," << get<1>(t) << "," << get<2>(t) << ")"; return os; } template <class T, class U, class V, class W> inline istream& operator>> (istream& is, tuple<T, U, V, W>& t) { is >> get<0>(t) >> get<1>(t) >> get<2>(t) >> get<3>(t); return is; } template <class T, class U, class V, class W> inline ostream& operator<< (ostream& os, const tuple<T, U, V, W>& t) { os << "(" << get<0>(t) << "," << get<1>(t) << "," << get<2>(t) << "," << get<3>(t) << ")"; return os; } template <class T> inline istream& operator>> (istream& is, vector<T>& v) { repea(x, v) is >> x; return is; } template <class T> inline ostream& operator<< (ostream& os, const vector<T>& v) { repe(x, v) os << x << " "; return os; } template <class T> inline ostream& operator<< (ostream& os, const set<T>& s) { repe(x, s) os << x << " "; return os; } template <class T> inline ostream& operator<< (ostream& os, const unordered_set<T>& s) { repe(x, s) os << x << " "; return os; } template <class T, class U> inline ostream& operator<< (ostream& os, const map<T, U>& m) { repe(p, m) os << p << " "; return os; } template <class T, class U> inline ostream& operator<< (ostream& os, const unordered_map<T, U>& m) { repe(p, m) os << p << " "; return os; } template <class T> inline ostream& operator<< (ostream& os, stack<T> s) { while (!s.empty()) { os << s.top() << " "; s.pop(); } return os; } template <class T> inline ostream& operator<< (ostream& os, queue<T> q) { while (!q.empty()) { os << q.front() << " "; q.pop(); } return os; } template <class T> inline ostream& operator<< (ostream& os, deque<T> q) { while (!q.empty()) { os << q.front() << " "; q.pop_front(); } return os; } template <class T> inline ostream& operator<< (ostream& os, priority_queue<T> q) { while (!q.empty()) { os << q.top() << " "; q.pop(); } return os; } // 手元環境(Visual Studio) #ifdef _MSC_VER #define popcount (int)__popcnt // 全ビット中の 1 の個数 #define popcountll (int)__popcnt64 inline int lsb(unsigned int n) { unsigned long i; _BitScanForward(&i, n); return i; } // 最下位ビットの位置(0-indexed) inline int lsbll(unsigned long long n) { unsigned long i; _BitScanForward64(&i, n); return i; } inline int msb(unsigned int n) { unsigned long i; _BitScanReverse(&i, n); return i; } // 最上位ビットの位置(0-indexed) inline int msbll(unsigned long long n) { unsigned long i; _BitScanReverse64(&i, n); return i; } template <class T> T gcd(T a, T b) { return b ? gcd(b, a % b) : a; } #define dump(x) cout << "\033[1;36m" << (x) << "\033[0m" << endl; #define dumps(x) cout << "\033[1;36m" << (x) << "\033[0m "; #define dumpel(a) { int i = 0; cout << "\033[1;36m"; repe(x, a) {cout << i++ << ": " << x << endl;} cout << "\033[0m"; } #define input_from_file(f) ifstream isTMP(f); cin.rdbuf(isTMP.rdbuf()); #define output_to_file(f) ofstream osTMP(f); cout.rdbuf(osTMP.rdbuf()); // 提出用(gcc) #else #define popcount (int)__builtin_popcount #define popcountll (int)__builtin_popcountll #define lsb __builtin_ctz #define lsbll __builtin_ctzll #define msb(n) (31 - __builtin_clz(n)) #define msbll(n) (63 - __builtin_clzll(n)) #define gcd __gcd #define dump(x) #define dumps(x) #define dumpel(v) #define input_from_file(f) #define output_to_file(f) #endif #endif // 折りたたみ用 //-----------------AtCoder 専用----------------- #include <atcoder/all> using namespace atcoder; //using mint = modint1000000007; using mint = modint998244353; //using mint = modint; // mint::set_mod(m); template <class S, S(*op)(S, S), S(*e)()>ostream& operator<<(ostream& os, segtree<S, op, e> seg) { int n = seg.max_right(0, [](S x) {return true; }); rep(i, n) os << seg.get(i) << " "; return os; } template <class S, S(*op)(S, S), S(*e)(), class F, S(*mp)(F, S), F(*cp)(F, F), F(*id)()>ostream& operator<<(ostream& os, lazy_segtree<S, op, e, F, mp, cp, id> seg) { int n = seg.max_right(0, [](S x) {return true; }); rep(i, n) os << seg.get(i) << " "; return os; } istream& operator>> (istream& is, mint& x) { ll x_; is >> x_; x = x_; return is; } ostream& operator<< (ostream& os, const mint& x) { os << x.val(); return os; } using vm = vector<mint>; using vvm = vector<vm>; using vvvm = vector<vvm>; //---------------------------------------------- // これやるくらいなら 1, 2 を全探索すべき → WA2 void WA() { int n, d; cin >> n >> d; vi p(n), q(n); rep(i, n) cin >> p[i] >> q[i]; int p1 = -1, q1 = -1, p2 = -1, q2 = -1, d1 = -INF, d2 = -INF; rep(i, n) { if (d1 < q[i] - p[i]) { d2 = d1; p2 = p1; q2 = q1; d1 = q[i] - p[i]; p1 = p[i]; q1 = q[i]; } else if (d2 < q[i] - p[i]) { d2 = q[i] - p[i]; p2 = p[i]; q2 = q[i]; } } int res = 0, val = 0; rep(i, d) { if (i % 2 == 0) { val -= p1; chmin(res, val); val += q1; } else { val -= p2; chmin(res, val); val += q2; } } cout << res << endl; } ll WA2(int n, int d, const vl& p, const vl& q) { ll res = -INFL; rep(i, n) { rep(j, n) { if (j == i) continue; ll min = 0; chmin(min, 0 - p[i]); chmin(min, 0 - p[i] + q[i] - p[j]); chmin(min, (0 - p[i] + q[i] - p[j] + q[j]) * (d - 1) / 2 - p[i]); if (d % 2 == 0) { chmin(min, (0 - p[i] + q[i] - p[j] + q[j]) * (d - 1) / 2 - p[i] + q[i] - p[j]); } chmax(res, min); } } return res; } //【めぐる式二分探索】O(log|ok - ng|) /* * 条件 okQ() を満たす要素 ok と満たさない要素 ng との境界を二分探索する. * 境界に隣り合うような条件を満たす要素(ok 側)の位置を返す. */ template <typename T> // T は int, ll など T binary_search(T ok, T ng, function<bool(T)>& okQ) { // 境界が決定するまで while (abs(ok - ng) > 1) { // 区間の中間 T mid = (ok + ng) / 2; // 中間が OK かどうかに応じて区間を縮小する. if (okQ(mid)) { ok = mid; } else { ng = mid; } } return ok; } ll WA3(int n, int d, const vl& p, const vl& q) { vector<tuple<ll, ll, ll>> dpq(n); rep(i, n) { dpq[i] = { q[i] - p[i], p[i] , q[i] }; } sort(all(dpq), greater< tuple<ll, ll, ll> >()); dump(dpq); function<bool(ll)> okQ = [&](ll x) { int i1 = 0, i2 = 0, bi = -1; ll g = 0; rep(j, d) { while (i1 < n && g - get<1>(dpq[i1]) < x) i1++; if (i1 == n) return false; i2 = i1 + 1; if (i1 != bi) { g += get<0>(dpq[i1]); bi = i1; } else { while (i2 < n && g - get<1>(dpq[i2]) < x) i2++; if (i2 == n) return false; g += get<0>(dpq[i2]); bi = i2; } } return true; }; ll res = binary_search(-(ll)1e8, 0LL, okQ); return res; } int main() { cout << fixed << setprecision(15); // input_from_file("input.txt"); // output_to_file("output.txt"); int n, d; cin >> n >> d; vl p(n), q(n); rep(i, n) cin >> p[i] >> q[i]; ll wa2 = WA2(n, d, p, q); ll wa3 = WA2(n, d, p, q); cout << max(wa2, wa3) << endl; }