結果

問題 No.2520 L1 Explosion
ユーザー tokusakurai
提出日時 2023-10-27 22:28:12
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 309 ms / 2,000 ms
コード長 8,153 bytes
コンパイル時間 2,119 ms
コンパイル使用メモリ 211,444 KB
最終ジャッジ日時 2025-02-17 15:21:25
ジャッジサーバーID
(参考情報)
judge1 / judge5
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 22
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

diff #
プレゼンテーションモードにする

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (n); i++)
#define per(i, n) for (int i = (n)-1; i >= 0; i--)
#define rep2(i, l, r) for (int i = (l); i < (r); i++)
#define per2(i, l, r) for (int i = (r)-1; i >= (l); i--)
#define each(e, v) for (auto &e : v)
#define MM << " " <<
#define pb push_back
#define eb emplace_back
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)
#define sz(x) (int)x.size()
using ll = long long;
using pii = pair<int, int>;
using pil = pair<int, ll>;
using pli = pair<ll, int>;
using pll = pair<ll, ll>;
template <typename T>
using minheap = priority_queue<T, vector<T>, greater<T>>;
template <typename T>
using maxheap = priority_queue<T>;
template <typename T>
bool chmax(T &x, const T &y) {
return (x < y) ? (x = y, true) : false;
}
template <typename T>
bool chmin(T &x, const T &y) {
return (x > y) ? (x = y, true) : false;
}
template <typename T>
int flg(T x, int i) {
return (x >> i) & 1;
}
int pct(int x) { return __builtin_popcount(x); }
int pct(ll x) { return __builtin_popcountll(x); }
int topbit(int x) { return (x == 0 ? -1 : 31 - __builtin_clz(x)); }
int topbit(ll x) { return (x == 0 ? -1 : 63 - __builtin_clzll(x)); }
int botbit(int x) { return (x == 0 ? -1 : __builtin_ctz(x)); }
int botbit(ll x) { return (x == 0 ? -1 : __builtin_ctzll(x)); }
template <typename T>
void print(const vector<T> &v, T x = 0) {
int n = v.size();
for (int i = 0; i < n; i++) cout << v[i] + x << (i == n - 1 ? '\n' : ' ');
if (v.empty()) cout << '\n';
}
template <typename T>
void printn(const vector<T> &v, T x = 0) {
int n = v.size();
for (int i = 0; i < n; i++) cout << v[i] + x << '\n';
}
template <typename T>
int lb(const vector<T> &v, T x) {
return lower_bound(begin(v), end(v), x) - begin(v);
}
template <typename T>
int ub(const vector<T> &v, T x) {
return upper_bound(begin(v), end(v), x) - begin(v);
}
template <typename T>
void rearrange(vector<T> &v) {
sort(begin(v), end(v));
v.erase(unique(begin(v), end(v)), end(v));
}
template <typename T>
vector<int> id_sort(const vector<T> &v, bool greater = false) {
int n = v.size();
vector<int> ret(n);
iota(begin(ret), end(ret), 0);
sort(begin(ret), end(ret), [&](int i, int j) { return greater ? v[i] > v[j] : v[i] < v[j]; });
return ret;
}
template <typename T>
void reorder(vector<T> &a, const vector<int> &ord) {
int n = a.size();
vector<T> b(n);
for (int i = 0; i < n; i++) b[i] = a[ord[i]];
swap(a, b);
}
template <typename T>
T floor(T x, T y) {
assert(y != 0);
if (y < 0) x = -x, y = -y;
return (x >= 0 ? x / y : (x - y + 1) / y);
}
template <typename T>
T ceil(T x, T y) {
assert(y != 0);
if (y < 0) x = -x, y = -y;
return (x >= 0 ? (x + y - 1) / y : x / y);
}
template <typename S, typename T>
pair<S, T> operator+(const pair<S, T> &p, const pair<S, T> &q) {
return make_pair(p.first + q.first, p.second + q.second);
}
template <typename S, typename T>
pair<S, T> operator-(const pair<S, T> &p, const pair<S, T> &q) {
return make_pair(p.first - q.first, p.second - q.second);
}
template <typename S, typename T>
istream &operator>>(istream &is, pair<S, T> &p) {
S a;
T b;
is >> a >> b;
p = make_pair(a, b);
return is;
}
template <typename S, typename T>
ostream &operator<<(ostream &os, const pair<S, T> &p) {
return os << p.first << ' ' << p.second;
}
struct io_setup {
io_setup() {
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout << fixed << setprecision(15);
cerr << fixed << setprecision(15);
}
} io_setup;
constexpr int inf = (1 << 30) - 1;
constexpr ll INF = (1LL << 60) - 1;
// constexpr int MOD = 1000000007;
constexpr int MOD = 998244353;
template <int mod>
struct Mod_Int {
int x;
Mod_Int() : x(0) {}
Mod_Int(long long y) : x(y >= 0 ? y % mod : (mod - (-y) % mod) % mod) {}
static int get_mod() { return mod; }
Mod_Int &operator+=(const Mod_Int &p) {
if ((x += p.x) >= mod) x -= mod;
return *this;
}
Mod_Int &operator-=(const Mod_Int &p) {
if ((x += mod - p.x) >= mod) x -= mod;
return *this;
}
Mod_Int &operator*=(const Mod_Int &p) {
x = (int)(1LL * x * p.x % mod);
return *this;
}
Mod_Int &operator/=(const Mod_Int &p) {
*this *= p.inverse();
return *this;
}
Mod_Int &operator++() { return *this += Mod_Int(1); }
Mod_Int operator++(int) {
Mod_Int tmp = *this;
++*this;
return tmp;
}
Mod_Int &operator--() { return *this -= Mod_Int(1); }
Mod_Int operator--(int) {
Mod_Int tmp = *this;
--*this;
return tmp;
}
Mod_Int operator-() const { return Mod_Int(-x); }
Mod_Int operator+(const Mod_Int &p) const { return Mod_Int(*this) += p; }
Mod_Int operator-(const Mod_Int &p) const { return Mod_Int(*this) -= p; }
Mod_Int operator*(const Mod_Int &p) const { return Mod_Int(*this) *= p; }
Mod_Int operator/(const Mod_Int &p) const { return Mod_Int(*this) /= p; }
bool operator==(const Mod_Int &p) const { return x == p.x; }
bool operator!=(const Mod_Int &p) const { return x != p.x; }
Mod_Int inverse() const {
assert(*this != Mod_Int(0));
return pow(mod - 2);
}
Mod_Int pow(long long k) const {
Mod_Int now = *this, ret = 1;
for (; k > 0; k >>= 1, now *= now) {
if (k & 1) ret *= now;
}
return ret;
}
friend ostream &operator<<(ostream &os, const Mod_Int &p) { return os << p.x; }
friend istream &operator>>(istream &is, Mod_Int &p) {
long long a;
is >> a;
p = Mod_Int<mod>(a);
return is;
}
};
using mint = Mod_Int<MOD>;
template <typename T>
struct Cumulative_Sum_2D {
vector<vector<T>> v;
const int n, m;
Cumulative_Sum_2D(const vector<vector<T>> &v) : v(v), n((int)v.size()), m((int)v[0].size()) {}
Cumulative_Sum_2D(int n, int m) : v(n, vector<T>(m, 0)), n(n), m(m) {}
//
void build() {
for (int i = 0; i < n; i++) {
for (int j = 1; j < m; j++) v[i][j] += v[i][j - 1];
}
for (int j = 0; j < m; j++) {
for (int i = 1; i < n; i++) v[i][j] += v[i - 1][j];
}
}
// [lx,rx) × [ly,ry) imos
void add(int lx, int ly, int rx, int ry, T x) {
lx = max(lx, 0), ly = max(ly, 0), rx = min(rx, n), ry = min(ry, m);
if (rx <= lx || ry <= ly) return;
v[lx][ly] += x;
if (rx < n) v[rx][ly] -= x;
if (ry < m) v[lx][ry] -= x;
if (rx < n && ry < m) v[rx][ry] += x;
}
T fold(int a, int b) { return (a <= 0 || b <= 0 ? 0 : v[min(a, n) - 1][min(b, m) - 1]); }
// [lx,rx) × [ly,ry)
T sum(int lx, int ly, int rx, int ry) {
lx = max(lx, 0), ly = max(ly, 0), rx = min(rx, n), ry = min(ry, m);
if (rx <= lx || ry <= ly) return 0;
return fold(lx, ly) - fold(rx, ly) - fold(lx, ry) + fold(rx, ry);
}
};
void solve() {
ll N, M;
cin >> N >> M;
vector<ll> x(N), y(N), h(N);
rep(i, N) {
ll a, b;
cin >> a >> b >> h[i];
x[i] = a + b;
y[i] = a - b;
h[i] = max(0LL, M - h[i]);
}
vector<ll> xs, ys;
rep(i, N) xs.eb(x[i] - h[i]), xs.eb(x[i] + h[i]), ys.eb(y[i] - h[i]), ys.eb(y[i] + h[i]);
rearrange(xs), rearrange(ys);
int H = sz(xs), W = sz(ys);
Cumulative_Sum_2D<int> cum(H - 1, W - 1);
rep(i, N) {
int lx = lb(xs, x[i] - h[i]);
int rx = lb(xs, x[i] + h[i]);
int ly = lb(ys, y[i] - h[i]);
int ry = lb(ys, y[i] + h[i]);
cum.add(lx, ly, rx, ry, 1);
}
cum.build();
cum.build();
vector<mint> ans(N + 1, 0);
rep(i, H - 1) rep(j, W - 1) {
int cnt = cum.sum(i, j, i + 1, j + 1);
ans[cnt] += (xs[i + 1] - xs[i]) * (ys[j + 1] - ys[j]);
}
rep2(i, 1, N + 1) cout << ans[i] / 2 << '\n';
}
int main() {
int T = 1;
// cin >> T;
while (T--) solve();
}
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