結果
問題 | No.1920 Territory |
ユーザー |
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提出日時 | 2022-04-29 22:45:30 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 849 ms / 5,000 ms |
コード長 | 10,412 bytes |
コンパイル時間 | 3,047 ms |
コンパイル使用メモリ | 184,172 KB |
最終ジャッジ日時 | 2025-01-28 23:32:24 |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 32 |
ソースコード
#pragma GCC optimize("O3")#pragma GCC optimize("unroll-loops")#include<iostream>#include<string>#include<cstdio>#include<vector>#include<cmath>#include<algorithm>#include<functional>#include<iomanip>#include<queue>#include<ciso646>#include<random>#include<map>#include<set>#include<bitset>#include<stack>#include<unordered_map>#include<unordered_set>#include<utility>#include<cassert>#include<complex>#include<numeric>#include<array>#include<chrono>using namespace std;//#define int long longtypedef long long ll;typedef unsigned long long ul;typedef unsigned int ui;//constexpr ll mod = 998244353;constexpr ll mod = 1000000007;const ll INF = mod * mod;typedef pair<int, int>P;#define rep(i,n) for(int i=0;i<n;i++)#define per(i,n) for(int i=n-1;i>=0;i--)#define Rep(i,sta,n) for(int i=sta;i<n;i++)#define rep1(i,n) for(int i=1;i<=n;i++)#define per1(i,n) for(int i=n;i>=1;i--)#define Rep1(i,sta,n) for(int i=sta;i<=n;i++)#define all(v) (v).begin(),(v).end()typedef pair<ll, ll> LP;template<typename T>void chmin(T& a, T b) {a = min(a, b);}template<typename T>void chmax(T& a, T b) {a = max(a, b);}template<typename T>void cinarray(vector<T>& v) {rep(i, v.size())cin >> v[i];}template<typename T>void coutarray(vector<T>& v) {rep(i, v.size()) {if (i > 0)cout << " "; cout << v[i];}cout << "\n";}ll mod_pow(ll x, ll n, ll m = mod) {if (n < 0) {ll res = mod_pow(x, -n, m);return mod_pow(res, m - 2, m);}if (abs(x) >= m)x %= m;if (x < 0)x += m;//if (x == 0)return 0;ll res = 1;while (n) {if (n & 1)res = res * x % m;x = x * x % m; n >>= 1;}return res;}struct modint {int n;modint() :n(0) { ; }modint(ll m) {if (m < 0 || mod <= m) {m %= mod; if (m < 0)m += mod;}n = m;}operator int() { return n; }};bool operator==(modint a, modint b) { return a.n == b.n; }bool operator<(modint a, modint b) { return a.n < b.n; }modint operator+=(modint& a, modint b) { a.n += b.n; if (a.n >= mod)a.n -= mod; return a; }modint operator-=(modint& a, modint b) { a.n -= b.n; if (a.n < 0)a.n += mod; return a; }modint operator*=(modint& a, modint b) { a.n = ((ll)a.n * b.n) % mod; return a; }modint operator+(modint a, modint b) { return a += b; }modint operator-(modint a, modint b) { return a -= b; }modint operator*(modint a, modint b) { return a *= b; }modint operator^(modint a, ll n) {if (n == 0)return modint(1);modint res = (a * a) ^ (n / 2);if (n % 2)res = res * a;return res;}ll inv(ll a, ll p) {return (a == 1 ? 1 : (1 - p * inv(p % a, a)) / a + p);}modint operator/(modint a, modint b) { return a * modint(inv(b, mod)); }modint operator/=(modint& a, modint b) { a = a / b; return a; }const int max_n = 1 << 20;modint fact[max_n], factinv[max_n];void init_f() {fact[0] = modint(1);for (int i = 0; i < max_n - 1; i++) {fact[i + 1] = fact[i] * modint(i + 1);}factinv[max_n - 1] = modint(1) / fact[max_n - 1];for (int i = max_n - 2; i >= 0; i--) {factinv[i] = factinv[i + 1] * modint(i + 1);}}modint comb(int a, int b) {if (a < 0 || b < 0 || a < b)return 0;return fact[a] * factinv[b] * factinv[a - b];}modint combP(int a, int b) {if (a < 0 || b < 0 || a < b)return 0;return fact[a] * factinv[a - b];}ll gcd(ll a, ll b) {a = abs(a); b = abs(b);if (a < b)swap(a, b);while (b) {ll r = a % b; a = b; b = r;}return a;}typedef long double ld;typedef pair<ld, ld> LDP;const ld eps = 1e-8;const ld pi = acosl(-1.0);template<typename T>void addv(vector<T>& v, int loc, T val) {if (loc >= v.size())v.resize(loc + 1, 0);v[loc] += val;}/*const int mn = 100005;bool isp[mn];vector<int> ps;void init() {fill(isp + 2, isp + mn, true);for (int i = 2; i < mn; i++) {if (!isp[i])continue;ps.push_back(i);for (int j = 2 * i; j < mn; j += i) {isp[j] = false;}}}*///[,val)template<typename T>auto prev_itr(set<T>& st, T val) {auto res = st.lower_bound(val);if (res == st.begin())return st.end();res--; return res;}//[val,)template<typename T>auto next_itr(set<T>& st, T val) {auto res = st.lower_bound(val);return res;}using mP = pair<modint, modint>;const string drul = "DRUL";//DRULint dx[4] = { 1,0,-1,0 };int dy[4] = { 0,1,0,-1 };//-----------------------------------------struct uf {private:vector<int> par, ran;public:uf(int n) {par.resize(n, 0);ran.resize(n, 0);rep(i, n) {par[i] = i;}}int find(int x) {if (par[x] == x)return x;else return par[x] = find(par[x]);}void unite(int x, int y) {x = find(x), y = find(y);if (x == y)return;if (ran[x] < ran[y]) {par[x] = y;}else {par[y] = x;if (ran[x] == ran[y])ran[x]++;}}bool same(int x, int y) {return find(x) == find(y);}};#define ftt function<T(T,T)>#define ftu function<T(T,U,int,int)>#define fuu function<U(U,U)>template<typename T, typename U>struct SegT {private:int n;vector<T> node;vector<U> lazy;T et; U eu;ftt f;ftu g;fuu h;public:SegT(vector<T> ori, T _et, U _eu, ftt _f, ftu _g, fuu _h) {int sz = ori.size();et = _et, eu = _eu; f = _f, g = _g, h = _h;n = 1;while (n < sz)n <<= 1;node.resize(2 * n - 1, et);lazy.resize(2 * n - 1, eu);rep(i, sz) {node[i + n - 1] = ori[i];}per(i, n - 1) {node[i] = f(node[2 * i + 1], node[2 * i + 2]);}}SegT(int sz, T _et, U _eu, ftt _f, ftu _g, fuu _h) {et = _et, eu = _eu; f = _f, g = _g, h = _h;n = 1;while (n < sz)n <<= 1;node.resize(2 * n - 1, et);lazy.resize(2 * n - 1, eu);}void eval(int k, int l, int r) {if (lazy[k] == eu)return;node[k] = g(node[k], lazy[k], l, r);if (r - l > 1) {lazy[2 * k + 1] = h(lazy[k], lazy[2 * k + 1]);lazy[2 * k + 2] = h(lazy[k], lazy[2 * k + 2]);}lazy[k] = eu;}void add(U x, int a, int b, int k = 0, int l = 0, int r = -1) {if (r < 0)r = n;eval(k, l, r);if (r <= a || b <= l)return;if (a <= l && r <= b) {lazy[k] = h(x, lazy[k]);eval(k, l, r);}else {add(x, a, b, k * 2 + 1, l, (l + r) / 2);add(x, a, b, k * 2 + 2, (l + r) / 2, r);node[k] = f(node[k * 2 + 1], node[k * 2 + 2]);}}T query(int a, int b, int k = 0, int l = 0, int r = -1) {if (r < 0)r = n;eval(k, l, r);if (r <= a || b <= l)return et;if (a <= l && r <= b)return node[k];else {T vl = query(a, b, k * 2 + 1, l, (l + r) / 2);T vr = query(a, b, k * 2 + 2, (l + r) / 2, r);return f(vl, vr);}}void update(int loc, T x) {int k = 0, l = 0, r = n;stack<P> st;while (k < n - 1) {eval(k, l, r);st.push({ l,r });if (loc < (l + r) / 2) {k = 2 * k + 1;r = (l + r) / 2;}else {k = 2 * k + 2;l = (l + r) / 2;}}eval(k, l, r);st.push({ l,r });node[k] = x;while (k > 0) {k = (k - 1) / 2;st.pop();l = st.top().first, r = st.top().second;eval(2 * k + 1, l, (l + r) / 2);eval(2 * k + 2, (l + r) / 2, r);node[k] = f(node[2 * k + 1], node[2 * k + 2]);}}//k以上でf(x,node[y+sz-1])をtrueにするような最小のyint searchloc(int le, T x, function<bool(T, T)> comp) {int k = 0, l = 0, r = n;while (k < n - 1) {eval(k, l, r);int m = (l + r) / 2;if (le < m) {k = 2 * k + 1; r = m;}else {k = 2 * k + 2; l = m;}}assert(k == le + n - 1);eval(k, l, r);if (comp(x, node[k]))return le;//x=f(x,node[k]);while (k > 0) {int mem = k;k = (k - 1) / 2;if (2 * k + 1 == mem) {r += r - l;}else {l -= r - l;}if (2 * k + 1 == mem) {eval(2 * k + 2, (l + r) / 2, r);if (comp(x, node[2 * k + 2])) {k = 2 * k + 2;l = (l + r) / 2;break;}//x=f(x,node[2*k+2]);}}if (k == 0)return n;while (k < n - 1) {eval(2 * k + 1, l, (l + r) / 2);eval(2 * k + 2, (l + r) / 2, r);if (comp(x, node[2 * k + 1])) {k = 2 * k + 1;r = (l + r) / 2;}else {k = 2 * k + 2;l = (l + r) / 2;//x=f(x,node[2*k+1]);}}return k - (n - 1);}};template<typename T>struct BIT {private:vector<T> node; int n;public:BIT(int n_) {n = n_; node.resize(n, 0);}//0-indexedvoid add(int a, T w) {for (int i = a; i < n; i |= i + 1)node[i] += w;}//[0,a)T sum(int a) {T ret = 0;for (int i = a - 1; i >= 0; i = (i & (i + 1)) - 1)ret += node[i];return ret;}//[a,b)T sum(int a, int b) {return sum(b) - sum(a);}};const int mn = 200005;void solve() {int n, m; cin >> n >> m;vector<int> a(n), b(n), c(n);rep(i, n)cin >> a[i] >> b[i] >> c[i];vector<int> p(m), q(m), r(m);rep(i, m)cin >> p[i] >> q[i] >> r[i];vector<P> vy(mn, P{ -1,-1 });rep(i, n)vy[a[i]] = { b[i],c[i] };vector<vector<int>> ads(mn);vector<vector<int>> dels(mn);rep(i, m) {ads[q[i]].push_back(p[i]);dels[r[i]].push_back(p[i]);}set<int> les;les.insert(0); les.insert(mn);int tmp = 0;auto f = [&](int a, int b) {if (a < 0)return b;if (b < 0)return a;return a;};auto g = [&](int a, int b, int l, int r) {if (!b)return a;if (l + 1 == r&&a>=0) {a = tmp; tmp++;}return a;};auto h = [&](int a, int b) {return a | b;};SegT<int, int> st(mn, -1, 0, f, g, h);BIT<int> bt(mn);bt.add(0, 1);st.update(0, 0); tmp++;uf u(4 * mn);ll ans = 1;rep(i, mn) {for (int loc : ads[i]) {int cl = *prev_itr(les, loc);int cr = *next_itr(les, loc);int id = st.query(cl, cl + 1);//cout << "? " << id << "\n";st.update(loc, id);les.insert(loc);bt.add(loc, 1);//cout << "! " << loc << "\n";}if (vy[i].first >= 0) {auto itr = next_itr(les, vy[i].first);int cl = *itr;itr = les.upper_bound(vy[i].second); itr--;int cr = *itr;if (cl < cr){ans += bt.sum(cl, cr);st.add(1, cl, cr);}}for (int loc : dels[i]) {int cl = *prev_itr(les, loc);int leid = st.query(cl, cl + 1);int riid = st.query(loc, loc + 1);//cout << "? " << loc << "\n";//cout << "? " << leid << " " << riid << "\n";if (!u.same(leid, riid)) {ans--; u.unite(leid, riid);}st.update(loc, -1);les.erase(loc);bt.add(loc, -1);}}cout << ans-1 << "\n";}signed main() {ios::sync_with_stdio(false);cin.tie(0);//cout << fixed << setprecision(10);init_f();//init();//while(true)//expr();//int t; cin >> t; rep(i, t)solve();return 0;}