結果

問題 No.2808 Concentration
ユーザー ecottea
提出日時 2024-07-13 15:47:51
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 316 ms / 2,000 ms
コード長 11,755 bytes
コンパイル時間 5,417 ms
コンパイル使用メモリ 269,392 KB
最終ジャッジ日時 2025-02-22 06:23:13
ジャッジサーバーID
(参考情報)
judge3 / judge6
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ファイルパターン 結果
other AC * 57
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#ifndef HIDDEN_IN_VS //
//
#define _CRT_SECURE_NO_WARNINGS
//
#include <bits/stdc++.h>
using namespace std;
//
using ll = long long; using ull = unsigned long long; // -2^63 2^63 = 9 * 10^18int -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 vvvvi = vector<vvvi>;
using vl = vector<ll>; using vvl = vector<vl>; using vvvl = vector<vvl>; using vvvvl = vector<vvvl>;
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;
//
const double PI = acos(-1);
int DX[4] = { 1, 0, -1, 0 }; // 4
int DY[4] = { 0, 1, 0, -1 };
int INF = 1001001001; ll INFL = 4004004003094073385LL; // (int)INFL = INF, (int)(-INFL) = -INF;
//
struct fast_io { fast_io() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(18); } } fastIOtmp;
//
#define all(a) (a).begin(), (a).end()
#define sz(x) ((int)(x).size())
#define lbpos(a, x) (int)distance((a).begin(), std::lower_bound(all(a), x))
#define ubpos(a, x) (int)distance((a).begin(), std::upper_bound(all(a), x))
#define Yes(b) {cout << ((b) ? "Yes\n" : "No\n");}
#define rep(i, n) for(int i = 0, i##_len = int(n); i < i##_len; ++i) // 0 n-1
#define repi(i, s, t) for(int i = int(s), i##_end = int(t); i <= i##_end; ++i) // s t
#define repir(i, s, t) for(int i = int(s), i##_end = int(t); i >= i##_end; --i) // s t
#define repe(v, a) for(const auto& v : (a)) // a
#define repea(v, a) for(auto& v : (a)) // a
#define repb(set, d) for(int set = 0, set##_ub = 1 << int(d); set < set##_ub; ++set) // d
#define repis(i, set) for(int i = lsb(set), bset##i = set; i < 32; bset##i -= 1 << i, i = lsb(bset##i)) // set
#define repp(a) sort(all(a)); for(bool a##_perm = true; a##_perm; a##_perm = next_permutation(all(a))) // a
#define uniq(a) {sort(all(a)); (a).erase(unique(all(a)), (a).end());} //
#define EXIT(a) {cout << (a) << endl; exit(0);} //
#define inQ(x, y, u, l, d, r) ((u) <= (x) && (l) <= (y) && (x) < (d) && (y) < (r)) //
//
template <class T> inline ll powi(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; } // true
    
template <class T> inline bool chmin(T& m, const T& x) { if (m > x) { m = x; return true; } return false; } // true
    
template <class T> inline T getb(T set, int i) { return (set >> i) & T(1); }
template <class T> inline T smod(T n, T m) { n %= m; if (n < 0) n += m; return n; } // mod
//
template <class T, class U> inline istream& operator>>(istream& is, pair<T, U>& p) { is >> p.first >> p.second; return is; }
template <class T> inline istream& operator>>(istream& is, vector<T>& v) { repea(x, v) is >> x; return is; }
template <class T> inline vector<T>& operator--(vector<T>& v) { repea(x, v) --x; return v; }
template <class T> inline vector<T>& operator++(vector<T>& v) { repea(x, v) ++x; return v; }
#endif //
#if __has_include(<atcoder/all>)
#include <atcoder/all>
using namespace atcoder;
#ifdef _MSC_VER
#include "localACL.hpp"
#endif
//using mint = modint1000000007;
using mint = modint998244353;
//using mint = static_modint<1234567891>;
//using mint = modint; // mint::set_mod(m);
namespace atcoder {
inline istream& operator>>(istream& is, mint& x) { ll x_; is >> x_; x = x_; return is; }
inline ostream& operator<<(ostream& os, const mint& x) { os << x.val(); return os; }
}
using vm = vector<mint>; using vvm = vector<vm>; using vvvm = vector<vvm>; using vvvvm = vector<vvvm>; using pim = pair<int, mint>;
#endif
#ifdef _MSC_VER // Visual Studio
#include "local.hpp"
#else // gcc
inline int popcount(int n) { return __builtin_popcount(n); }
inline int popcount(ll n) { return __builtin_popcountll(n); }
inline int lsb(int n) { return n != 0 ? __builtin_ctz(n) : 32; }
inline int lsb(ll n) { return n != 0 ? __builtin_ctzll(n) : 64; }
template <size_t N> inline int lsb(const bitset<N>& b) { return b._Find_first(); }
inline int msb(int n) { return n != 0 ? (31 - __builtin_clz(n)) : -1; }
inline int msb(ll n) { return n != 0 ? (63 - __builtin_clzll(n)) : -1; }
#define dump(...)
#define dumpel(v)
#define dump_list(v)
#define dump_mat(v)
#define input_from_file(f)
#define output_to_file(f)
#define Assert(b) { if (!(b)) { vc MLE(1<<30); EXIT(MLE.back()); } } // RE MLE
#endif
void WA() {
int n; ll s, h;
cin >> n >> s >> h;
vl x(n), y(n), z(n);
rep(i, n) cin >> x[i] >> y[i] >> z[i];
vl acc(n + 1);
rep(i, n) acc[i + 1] = acc[i] + z[i];
vl dp(n + 1, -INFL);
dp[0] = 0;
rep(i, n) {
dump("----- i:", i, "-----");
//
chmax(dp[i + 1], dp[i]);
//
if (y[i] - x[i] > s) continue;
//
// j :
int j = ubpos(y, x[i] + s);
ll sc = acc[j] - acc[i];
// j2 :
int j2 = lbpos(x, x[i] + s + h);
dump(j, sc, j2);
chmax(dp[j2], dp[i] + sc);
dump(dp);
}
cout << dp[n] << endl;
}
// S
//
void WA2() {
int n; ll s, h;
cin >> n >> s >> h;
vl x, y, z;
x.push_back(-INFL);
y.push_back(-INFL + 1);
z.push_back(0);
rep(i, n) {
ll X, Y, Z;
cin >> X >> Y >> Z;
if (Y - X > s) continue;
x.push_back(X);
y.push_back(Y);
z.push_back(Z);
}
x.push_back(INFL);
y.push_back(INFL + 1);
z.push_back(0);
n = sz(x);
vl ts;
repi(d, -1, 1) {
rep(i, n) {
ts.push_back(x[i] + d);
ts.push_back(y[i] + d);
ts.push_back(x[i] - s + d);
ts.push_back(y[i] - s + d); //
ts.push_back(x[i] + s + d);
ts.push_back(y[i] + s + d);
ts.push_back(x[i] - h + d);
ts.push_back(y[i] - h + d);
ts.push_back(x[i] + h + d);
ts.push_back(y[i] + h + d);
ts.push_back(x[i] - s - h + d);
ts.push_back(y[i] - s - h + d);
ts.push_back(x[i] + s + h + d);
ts.push_back(y[i] + s + h + d);
//ts.push_back(x[i] - s + h + d);
//ts.push_back(y[i] - s + h + d);
//ts.push_back(x[i] + s - h + d);
//ts.push_back(y[i] + s - h + d);
}
}
uniq(ts);
int K = sz(ts);
vi xc(n), yc(n);
rep(i, n) {
xc[i] = lbpos(ts, x[i]);
yc[i] = lbpos(ts, y[i]);
}
vl acc(n + 1);
rep(i, n) acc[i + 1] = acc[i] + z[i];
vl dp(K + 1, -INFL);
dp[0] = 0;
rep(k, K) {
dump("----- k:", k, "-----");
//
chmax(dp[k + 1], dp[k]);
int j1 = lbpos(x, ts[k]);
int j2 = ubpos(y, ts[k] + s);
if (j2 <= j1) continue;
ll sc = acc[j2] - acc[j1];
int nk = lbpos(ts, ts[k] + s + h);
chmax(dp[nk], dp[k] + sc);
dump(dp);
}
dump(dp);
cout << dp[K] << endl;
}
void TLE() {
int n; ll s, h;
cin >> n >> s >> h;
vl x(n), y(n), z(n);
rep(i, n) cin >> x[i] >> y[i] >> z[i];
vl acc(n + 1);
rep(i, n) acc[i + 1] = acc[i] + z[i];
vl dp(n + 1, -INFL);
dp[0] = 0;
rep(i, n) {
dump("----- i:", i, "-----");
//
chmax(dp[i + 1], dp[i]);
//
if (y[i] - x[i] > s) continue;
//
int j_max = ubpos(y, x[i] + s);
dump(j_max);
// j :
repi(j, i, j_max - 1) {
ll sc = acc[j + 1] - acc[i];
int j2 = lbpos(x, y[j] + h);
chmax(dp[j2], dp[i] + sc);
}
dump(dp);
}
cout << dp[n] << endl;
}
//max
/* verify: https://atcoder.jp/contests/abl/tasks/abl_d */
using S003 = ll;
S003 op003(S003 a, S003 b) { return max(a, b); }
S003 e003() { return -INFL; }
#define Max_monoid S003, op003, e003
//
void WA3() {
int n; ll s, h;
cin >> n >> s >> h;
vl x(n), y(n), z(n);
rep(i, n) cin >> x[i] >> y[i] >> z[i];
x.push_back(INFL / 2);
y.push_back(INFL / 2 + 1);
z.push_back(0);
x.push_back(INFL + 2);
y.push_back(INFL + 3);
z.push_back(0);
n++;
vl acc(n + 1);
rep(i, n) acc[i + 1] = acc[i] + z[i];
dump(acc);
segtree<Max_monoid> dp(n + 1);
dp.set(0, 0);
repi(i, 1, n) {
dump("----- i:", i, "-----");
ll val = dp.get(i - 1) + acc[i - 1];
dump(val);
//if (y[i] - x[i] > s) {
// dp.set(i, val - acc[i]);
// continue;
//}
// j_ub :
int j_ub = ubpos(y, x[i] - h);
dump("j_ub:", j_ub);
int j_lb = lbpos(x, y[j_ub - 1] - s);
dump("j_lb:", j_lb);
if (j_lb < j_ub) {
ll sc = dp.prod(j_lb, j_ub) + acc[j_ub];
dump(sc);
chmax(val, sc);
}
dp.set(i, val - acc[i]);
dump(dp);
}
ll res = 0;
repi(i, 0, n) chmax(res, dp.get(i) + acc[i]);
cout << res << endl;
}
//chmax max
/* verify : https://atcoder.jp/contests/abc177/tasks/abc177_f */
using T116 = ll;
using S116 = T116;
S116 op116(S116 x, S116 y) { return max(x, y); }
S116 e116() { return -INFL; }
using F116 = T116;
S116 act116(F116 f, S116 x) { return max(f, x); }
F116 comp116(F116 f, F116 g) { return max(f, g); }
F116 id116() { return -INFL; }
#define Chmax_Max_mmonoid S116, op116, e116, F116, act116, comp116, id116
//
void WA4() {
int n; ll s, h;
cin >> n >> s >> h;
vl x, y, z;
rep(i, n) {
ll X, Y, Z;
cin >> X >> Y >> Z;
if (Y - X > s) continue;
x.push_back(X);
y.push_back(Y);
z.push_back(Z);
}
n = sz(x);
x.push_back(INFL);
y.push_back(INFL + 1);
vl acc(n + 1);
rep(i, n) acc[i + 1] = acc[i] + z[i];
dump(acc);
lazy_segtree<Chmax_Max_mmonoid> dp(n + 2);
dp.set(0, 0);
repi(i, 0, n) {
dump("----- i:", i, "-----");
ll val = dp.get(i);
if (i > 0) {
int j = lbpos(y, x[i] - h);
dump(j);
val += acc[j];
chmax(val, dp.get(i - 1));
dp.set(i, val);
}
if (i < n) {
int j = lbpos(y, x[i] + s);
dump("j:", j);
int k1 = lbpos(x, y[i] + h);
int k2 = lbpos(x, y[j] + h);
dump("k1:", k1, "k2:", k2);
dp.apply(k1, k2 + 1, val - acc[i]);
}
dump(dp);
}
cout << dp.get(n) << endl;
}
int main() {
// input_from_file("input.txt");
// output_to_file("output.txt");
int n; ll s, h;
cin >> n >> s >> h;
vl x, y, z;
rep(i, n) {
ll X, Y, Z;
cin >> X >> Y >> Z;
if (Y - X > s) continue;
x.push_back(X);
y.push_back(Y);
z.push_back(Z);
}
n = sz(x);
x.push_back(INFL);
y.push_back(INFL + 1);
vl acc(n + 1);
rep(i, n) acc[i + 1] = acc[i] + z[i];
dump(acc);
lazy_segtree<Chmax_Max_mmonoid> dp0(n + 2), dp1(n + 2);
dp0.apply(0, n + 1, 0);
repi(i, 0, n - 1) {
dump("----- i:", i, "-----");
{
ll val = dp0.get(i);
int j = ubpos(y, x[i] + s) - 1;
dump(val, j);
dp1.apply(i, j + 1, val - acc[i]);
}
{
ll val = dp1.get(i) + acc[i + 1];
int j = lbpos(x, y[i] + h);
dump(val, j);
dp0.apply(j, n + 1, val);
}
dump(dp0);
dump(dp1);
}
cout << dp0.get(n) << endl;
}
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