#827361 (C++17) No.2169 To Arithmetic

提出ソース

結果

問題	No.2169 To Arithmetic
ユーザー	NyaanNyaan
提出日時	2022-12-21 00:47:02
言語	C++17 (gcc 12.3.0 + boost 1.83.0)
結果	AC
実行時間	195 ms / 2,000 ms
コード長	12,450 bytes
コンパイル時間	2,826 ms
コンパイル使用メモリ	262,940 KB
実行使用メモリ	8,100 KB
最終ジャッジ日時	2024-04-29 03:05:30
合計ジャッジ時間	8,128 ms
ジャッジサーバーID （参考情報）	judge1 / judge2

このコードへのチャレンジ
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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	3 ms 5,376 KB
testcase_05	AC	3 ms 5,376 KB
testcase_06	AC	3 ms 5,376 KB
testcase_07	AC	3 ms 5,376 KB
testcase_08	AC	4 ms 5,376 KB
testcase_09	AC	39 ms 5,376 KB
testcase_10	AC	99 ms 7,508 KB
testcase_11	AC	94 ms 5,748 KB
testcase_12	AC	75 ms 6,720 KB
testcase_13	AC	137 ms 8,056 KB
testcase_14	AC	69 ms 5,768 KB
testcase_15	AC	86 ms 7,320 KB
testcase_16	AC	70 ms 5,748 KB
testcase_17	AC	106 ms 5,384 KB
testcase_18	AC	55 ms 5,376 KB
testcase_19	AC	194 ms 7,944 KB
testcase_20	AC	187 ms 8,072 KB
testcase_21	AC	186 ms 8,072 KB
testcase_22	AC	195 ms 8,072 KB
testcase_23	AC	185 ms 8,072 KB
testcase_24	AC	104 ms 7,940 KB
testcase_25	AC	119 ms 8,064 KB
testcase_26	AC	108 ms 8,100 KB
testcase_27	AC	113 ms 7,944 KB

権限があれば一括ダウンロードができます

ソースコード

raw source code

/**
 *  date : 2022-12-21 00:46:52
 */

#define NDEBUG
using namespace std;

// intrinstic
#include <immintrin.h>

#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 <typeinfo>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>

// utility
namespace Nyaan {
using ll = long long;
using i64 = long long;
using u64 = unsigned long long;
using i128 = __int128_t;
using u128 = __uint128_t;

template <typename T>
using V = vector<T>;
template <typename T>
using VV = vector<vector<T>>;
using vi = vector<int>;
using vl = vector<long long>;
using vd = V<double>;
using vs = V<string>;
using vvi = vector<vector<int>>;
using vvl = vector<vector<long long>>;

template <typename T, typename U>
struct P : pair<T, U> {
  template <typename... Args>
  P(Args... args) : pair<T, U>(args...) {}

  using pair<T, U>::first;
  using pair<T, U>::second;

  P &operator+=(const P &r) {
    first += r.first;
    second += r.second;
    return *this;
  }
  P &operator-=(const P &r) {
    first -= r.first;
    second -= r.second;
    return *this;
  }
  P &operator*=(const P &r) {
    first *= r.first;
    second *= r.second;
    return *this;
  }
  template <typename S>
  P &operator*=(const S &r) {
    first *= r, second *= r;
    return *this;
  }
  P operator+(const P &r) const { return P(*this) += r; }
  P operator-(const P &r) const { return P(*this) -= r; }
  P operator*(const P &r) const { return P(*this) *= r; }
  template <typename S>
  P operator*(const S &r) const {
    return P(*this) *= r;
  }
  P operator-() const { return P{-first, -second}; }
};

using pl = P<ll, ll>;
using pi = P<int, int>;
using vp = V<pl>;

constexpr int inf = 1001001001;
constexpr long long infLL = 4004004004004004004LL;

template <typename T>
int sz(const T &t) {
  return t.size();
}

template <typename T, typename U>
inline bool amin(T &x, U y) {
  return (y < x) ? (x = y, true) : false;
}
template <typename T, typename U>
inline bool amax(T &x, U y) {
  return (x < y) ? (x = y, true) : false;
}

template <typename T>
inline T Max(const vector<T> &v) {
  return *max_element(begin(v), end(v));
}
template <typename T>
inline T Min(const vector<T> &v) {
  return *min_element(begin(v), end(v));
}
template <typename T>
inline long long Sum(const vector<T> &v) {
  return accumulate(begin(v), end(v), 0LL);
}

template <typename T>
int lb(const vector<T> &v, const T &a) {
  return lower_bound(begin(v), end(v), a) - begin(v);
}
template <typename T>
int ub(const vector<T> &v, const T &a) {
  return upper_bound(begin(v), end(v), a) - begin(v);
}

constexpr long long TEN(int n) {
  long long ret = 1, x = 10;
  for (; n; x *= x, n >>= 1) ret *= (n & 1 ? x : 1);
  return ret;
}

template <typename T, typename U>
pair<T, U> mkp(const T &t, const U &u) {
  return make_pair(t, u);
}

template <typename T>
vector<T> mkrui(const vector<T> &v, bool rev = false) {
  vector<T> ret(v.size() + 1);
  if (rev) {
    for (int i = int(v.size()) - 1; i >= 0; i--) ret[i] = v[i] + ret[i + 1];
  } else {
    for (int i = 0; i < int(v.size()); i++) ret[i + 1] = ret[i] + v[i];
  }
  return ret;
};

template <typename T>
vector<T> mkuni(const vector<T> &v) {
  vector<T> ret(v);
  sort(ret.begin(), ret.end());
  ret.erase(unique(ret.begin(), ret.end()), ret.end());
  return ret;
}

template <typename F>
vector<int> mkord(int N,F f) {
  vector<int> ord(N);
  iota(begin(ord), end(ord), 0);
  sort(begin(ord), end(ord), f);
  return ord;
}

template <typename T>
vector<int> mkinv(vector<T> &v) {
  int max_val = *max_element(begin(v), end(v));
  vector<int> inv(max_val + 1, -1);
  for (int i = 0; i < (int)v.size(); i++) inv[v[i]] = i;
  return inv;
}

vector<int> mkiota(int n) {
  vector<int> ret(n);
  iota(begin(ret), end(ret), 0);
  return ret;
}

template <typename T>
T mkrev(const T &v) {
  T w{v};
  reverse(begin(w), end(w));
  return w;
}

template <typename T>
bool nxp(vector<T> &v) {
  return next_permutation(begin(v), end(v));
}

template <typename T>
using minpq = priority_queue<T, vector<T>, greater<T>>;

}  // namespace Nyaan

// bit operation
namespace Nyaan {
__attribute__((target("popcnt"))) inline int popcnt(const u64 &a) {
  return _mm_popcnt_u64(a);
}
inline int lsb(const u64 &a) { return a ? __builtin_ctzll(a) : 64; }
inline int ctz(const u64 &a) { return a ? __builtin_ctzll(a) : 64; }
inline int msb(const u64 &a) { return a ? 63 - __builtin_clzll(a) : -1; }
template <typename T>
inline int gbit(const T &a, int i) {
  return (a >> i) & 1;
}
template <typename T>
inline void sbit(T &a, int i, bool b) {
  if (gbit(a, i) != b) a ^= T(1) << i;
}
constexpr long long PW(int n) { return 1LL << n; }
constexpr long long MSK(int n) { return (1LL << n) - 1; }
}  // namespace Nyaan

// inout
namespace Nyaan {

template <typename T, typename U>
ostream &operator<<(ostream &os, const pair<T, U> &p) {
  os << p.first << " " << p.second;
  return os;
}
template <typename T, typename U>
istream &operator>>(istream &is, pair<T, U> &p) {
  is >> p.first >> p.second;
  return is;
}

template <typename T>
ostream &operator<<(ostream &os, const vector<T> &v) {
  int s = (int)v.size();
  for (int i = 0; i < s; i++) os << (i ? " " : "") << v[i];
  return os;
}
template <typename T>
istream &operator>>(istream &is, vector<T> &v) {
  for (auto &x : v) is >> x;
  return is;
}

istream &operator>>(istream &is, __int128_t &x) {
  string S;
  is >> S;
  x = 0;
  int flag = 0;
  for (auto &c : S) {
    if (c == '-') {
      flag = true;
      continue;
    }
    x *= 10;
    x += c - '0';
  }
  if (flag) x = -x;
  return is;
}

istream &operator>>(istream &is, __uint128_t &x) {
  string S;
  is >> S;
  x = 0;
  for (auto &c : S) {
    x *= 10;
    x += c - '0';
  }
  return is;
}

ostream &operator<<(ostream &os, __int128_t x) {
  if (x == 0) return os << 0;
  if (x < 0) os << '-', x = -x;
  string S;
  while (x) S.push_back('0' + x % 10), x /= 10;
  reverse(begin(S), end(S));
  return os << S;
}
ostream &operator<<(ostream &os, __uint128_t x) {
  if (x == 0) return os << 0;
  string S;
  while (x) S.push_back('0' + x % 10), x /= 10;
  reverse(begin(S), end(S));
  return os << S;
}

void in() {}
template <typename T, class... U>
void in(T &t, U &...u) {
  cin >> t;
  in(u...);
}

void out() { cout << "\n"; }
template <typename T, class... U, char sep = ' '>
void out(const T &t, const U &...u) {
  cout << t;
  if (sizeof...(u)) cout << sep;
  out(u...);
}

void outr() {}
template <typename T, class... U, char sep = ' '>
void outr(const T &t, const U &...u) {
  cout << t;
  outr(u...);
}

struct IoSetupNya {
  IoSetupNya() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    cout << fixed << setprecision(15);
    cerr << fixed << setprecision(7);
  }
} iosetupnya;

}  // namespace Nyaan

// debug

#ifdef NyaanDebug
#define trc(...) (void(0))
#else
#define trc(...) (void(0))
#endif

#ifdef NyaanLocal
#define trc2(...) (void(0))
#else
#define trc2(...) (void(0))
#endif

// macro
#define each(x, v) for (auto&& x : v)
#define each2(x, y, v) for (auto&& [x, y] : v)
#define all(v) (v).begin(), (v).end()
#define rep(i, N) for (long long i = 0; i < (long long)(N); i++)
#define repr(i, N) for (long long i = (long long)(N)-1; i >= 0; i--)
#define rep1(i, N) for (long long i = 1; i <= (long long)(N); i++)
#define repr1(i, N) for (long long i = (N); (long long)(i) > 0; i--)
#define reg(i, a, b) for (long long i = (a); i < (b); i++)
#define regr(i, a, b) for (long long i = (b)-1; i >= (a); i--)
#define fi first
#define se second
#define ini(...)   \
  int __VA_ARGS__; \
  in(__VA_ARGS__)
#define inl(...)         \
  long long __VA_ARGS__; \
  in(__VA_ARGS__)
#define ins(...)      \
  string __VA_ARGS__; \
  in(__VA_ARGS__)
#define in2(s, t)                           \
  for (int i = 0; i < (int)s.size(); i++) { \
    in(s[i], t[i]);                         \
  }
#define in3(s, t, u)                        \
  for (int i = 0; i < (int)s.size(); i++) { \
    in(s[i], t[i], u[i]);                   \
  }
#define in4(s, t, u, v)                     \
  for (int i = 0; i < (int)s.size(); i++) { \
    in(s[i], t[i], u[i], v[i]);             \
  }
#define die(...)             \
  do {                       \
    Nyaan::out(__VA_ARGS__); \
    return;                  \
  } while (0)

namespace Nyaan {
void solve();
}
int main() { Nyaan::solve(); }

//
using namespace std;


using namespace std;

enum Objective {
  MAXIMIZE = +1,
  MINIMIZE = -1,
};

template <typename T>
struct Line {
  mutable T k, m, p;
  bool operator<(const Line& o) const { return k < o.k; }
  bool operator<(T x) const { return p < x; }
};

template <typename T>
T lc_inf() {
  return numeric_limits<T>::max();
}
template <>
long double lc_inf<long double>() {
  return 1 / .0;
}

template <typename T>
T lc_div(T a, T b) {
  return a / b - ((a ^ b) < 0 and a % b);
}
template <>
long double lc_div(long double a, long double b) {
  return a / b;
};

template <typename T, Objective objective>
struct LineContainer : multiset<Line<T>, less<>> {
  using super = multiset<Line<T>, less<>>;
  using super::begin, super::end, super::insert, super::erase;
  using super::empty, super::lower_bound;
  const T inf = lc_inf<T>();
  bool insect(typename super::iterator x, typename super::iterator y) {
    if (y == end()) return x->p = inf, false;
    if (x->k == y->k)
      x->p = (x->m > y->m ? inf : -inf);
    else
      x->p = lc_div(y->m - x->m, x->k - y->k);
    return x->p >= y->p;
  }
  void add(T k, T m) {
    auto z = insert({k * objective, m * objective, 0}), y = z++, x = y;
    while (insect(y, z)) z = erase(z);
    if (x != begin() and insect(--x, y)) insect(x, y = erase(y));
    while ((y = x) != begin() and (--x)->p >= y->p) insect(x, erase(y));
  }
  T query(T x) {
    assert(!empty());
    auto l = *lower_bound(x);
    return (l.k * x + l.m) * objective;
  }
};
template <typename T>
using MinLineContainer = LineContainer<T, Objective::MINIMIZE>;
template <typename T>
using MaxLineContainer = LineContainer<T, Objective::MAXIMIZE>;

/**
 * @brief Line container
 */

struct LineContainer2D {
  using ld = long double;
  using ll = long long;

  ld Xmax, Xmin, Ymax, Ymin;
  static constexpr ld INF = 4.1e18;
  MinLineContainer<ld> minlc;
  MaxLineContainer<ld> maxlc;
  LineContainer2D() : Xmax(-INF), Xmin(INF), Ymax(-INF), Ymin(INF) {}

  void add(ld x, ld y) {
    Xmax = max(Xmax, x), Xmin = min(Xmin, x);
    Ymax = max(Ymax, y), Ymin = min(Ymin, y);
    minlc.add(y, x), maxlc.add(y, x);
  }

  ld max_ld(ld a, ld b) {
    if (a == 0) return b * (b > 0 ? Ymax : Ymin);
    if (b == 0) return a * (a > 0 ? Xmax : Xmin);
    ld c = b / a;
    if (a > 0) {
      auto l = maxlc.lower_bound(c);
      ld x = l->m, y = l->k;
      return a * x + b * y;
    } else {
      auto l = minlc.lower_bound(c);
      ld x = -l->m, y = -l->k;
      return a * x + b * y;
    }
  }
  ld min_ld(ld a, ld b) { return -max_ld(-a, -b); }
  ll max_ll(ll a, ll b) { return round(clamp<ll>(max_ld(a, b), -INF, INF)); }
  ll min_ll(ll a, ll b) { return round(clamp<ll>(min_ld(a, b), -INF, INF)); }

 private:
  ll round(ld a) { return a >= 0.0 ? a + 0.5 : a - 0.5; }
};

/**
 * @brief Line container (for max(ax + by) query)
 */

using namespace Nyaan;

void q() {
  inl(N, Q);
  vl A(N);
  in(A);

  LineContainer2D lc;
  rep(i,N)lc.add(i,A[i]);

  vl xs;
  rep(i,N-1)xs.push_back(A[i]-A[i+1]);
  sort(all(xs));
  auto rui=mkrui(xs);
  trc(xs);
  trc(rui);

  rep(i,Q){
    inl(d);
    ll z=-lc.min_ll(d,-1);
    // 切片 z
    ll ans=z-A[0];
    ll l=lb(xs,-d);
    trc(z,ans,l);
    ans+=(rui.back()-rui[l])+(N-1-l)*d;
    out(ans);
    

  }

}

void Nyaan::solve() {
  int t = 1;
  // in(t);
  while (t--) q();
}

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結果

テストケース

ソースコード