結果
| 問題 |
No.1625 三角形の質問
|
| コンテスト | |
| ユーザー |
kiyoshi0205
|
| 提出日時 | 2021-07-23 22:30:39 |
| 言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 2,598 ms / 6,000 ms |
| コード長 | 7,492 bytes |
| コンパイル時間 | 7,252 ms |
| コンパイル使用メモリ | 292,796 KB |
| 実行使用メモリ | 311,260 KB |
| 最終ジャッジ日時 | 2024-07-18 18:24:25 |
| 合計ジャッジ時間 | 42,355 ms |
|
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | AC * 19 |
ソースコード
#pragma GCC target("avx")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#include<bits/stdc++.h>
// #include<ext/pb_ds/assoc_container.hpp>
// #include<ext/pb_ds/tree_policy.hpp>
// #include<ext/pb_ds/tag_and_trait.hpp>
// using namespace __gnu_pbds;
// #include<boost/multiprecision/cpp_int.hpp>
// namespace multiprecisioninteger = boost::multiprecision;
// using cint=multiprecisioninteger::cpp_int;
using namespace std;
using ll=long long;
using datas=pair<ll,ll>;
using ddatas=pair<long double,long double>;
using tdata=pair<ll,datas>;
using vec=vector<ll>;
using mat=vector<vec>;
using pvec=vector<datas>;
using pmat=vector<pvec>;
// using llset=tree<ll,null_type,less<ll>,rb_tree_tag,tree_order_statistics_node_update>;
#define For(i,a,b) for(i=a;i<(ll)b;++i)
#define bFor(i,b,a) for(i=b,--i;i>=(ll)a;--i)
#define rep(i,N) For(i,0,N)
#define rep1(i,N) For(i,1,N)
#define brep(i,N) bFor(i,N,0)
#define brep1(i,N) bFor(i,N,1)
#define all(v) (v).begin(),(v).end()
#define allr(v) (v).rbegin(),(v).rend()
#define vsort(v) sort(all(v))
#define vrsort(v) sort(allr(v))
#define uniq(v) vsort(v);(v).erase(unique(all(v)),(v).end())
#define endl "\n"
#define popcount __builtin_popcountll
#define eb emplace_back
#define print(x) cout<<x<<endl
#define printyes print("Yes")
#define printno print("No")
#define printYES print("YES")
#define printNO print("NO")
#define output(v) do{bool f=0;for(auto outi:v){cout<<(f?" ":"")<<outi;f=1;}cout<<endl;}while(0)
#define matoutput(v) do{for(auto outimat:v)output(outimat);}while(0)
constexpr ll mod=1000000007;
// constexpr ll mod=998244353;
constexpr ll inf=1LL<<60;
constexpr long double eps=1e-9;
const long double PI=acosl(-1);
template<class T,class E> ostream& operator<<(ostream& os,const pair<T,E>& p){return os<<"("<<p.first<<","<<p.second<<")";}
template<class T> ostream& operator<<(ostream& os,const vector<T>& v){
os<<"{";bool f=false;
for(auto& x:v){if(f)os<<",";os<<x;f=true;}
os<<"}";
return os;
}
template<class T> ostream& operator<<(ostream& os,const set<T>& v){
os<<"{";bool f=false;
for(auto& x:v){if(f)os<<",";os<<x;f=true;}
os<<"}";
return os;
}
template<class T> ostream& operator<<(ostream& os,const multiset<T>& v){
os<<"{";bool f=false;
for(auto& x:v){if(f)os<<",";os<<x;f=true;}
os<<"}";
return os;
}
template<class T,class E> ostream& operator<<(ostream& os,const map<T,E>& v){
os<<"{";bool f=false;
for(auto& x:v){if(f)os<<",";os<<x;f=true;}
os<<"}";
return os;
}
template<class T> inline bool chmax(T& a,const T b){bool x=a<b;if(x)a=b;return x;}
template<class T> inline bool chmin(T& a,const T b){bool x=a>b;if(x)a=b;return x;}
#ifdef DEBUG
void debugg(){cout<<endl;}
template<class T,class... Args>void debugg(const T& x,const Args&... args){cout<<" "<<x;debugg(args...);}
#define debug(...) cout<<__LINE__<<" ["<<#__VA_ARGS__<<"]:",debugg(__VA_ARGS__)
#else
#define debug(...) (void(0))
#endif
inline void startupcpp(void) noexcept{
cin.tie(0);
ios::sync_with_stdio(false);
cout<<fixed<<setprecision(15);
}
template< typename structure_t, typename get_t, typename update_t >
struct SegmentTree2DCompressed {
using merge_f = function< get_t(get_t, get_t) >;
using range_get_f = function< get_t(structure_t &, int, int) >;
using update_f = function< void(structure_t &, int, update_t) >;
int sz;
vector< structure_t > seg;
const merge_f f;
const range_get_f g;
const update_f h;
const get_t identity;
vector< vector< int > > LL, RR;
vector< vector< int > > beet;
SegmentTree2DCompressed(int n, const merge_f &f, const range_get_f &g, const update_f &h, const get_t &identity)
: f(f), g(g), h(h), identity(identity) {
sz = 1;
while(sz < n) sz <<= 1;
beet.resize(2 * sz);
LL.resize(2 * sz);
RR.resize(2 * sz);
}
void update(int a, int x, update_t z, int k, int l, int r) {
if(r <= a || a + 1 <= l) return;
if(a <= l && r <= a + 1) return h(seg[k], x, z);
update(a, LL[k][x], z, 2 * k + 0, l, (l + r) >> 1);
update(a, RR[k][x], z, 2 * k + 1, (l + r) >> 1, r);
return h(seg[k], x, z);
}
void update(int x, int y, update_t z) {
y = lower_bound(begin(beet[1]), end(beet[1]), y) - begin(beet[1]);
return update(x, y, z, 1, 0, sz);
}
get_t query(int a, int b, int x, int y, int k, int l, int r) {
if(a >= r || b <= l) return identity;
if(a <= l && r <= b) return g(seg[k], x, y);
return f(query(a, b, LL[k][x], LL[k][y], 2 * k + 0, l, (l + r) >> 1),
query(a, b, RR[k][x], RR[k][y], 2 * k + 1, (l + r) >> 1, r));
}
get_t query(int a, int b, int x, int y) {
x = lower_bound(begin(beet[1]), end(beet[1]), x) - begin(beet[1]);
y = lower_bound(begin(beet[1]), end(beet[1]), y) - begin(beet[1]);
return query(a, b, x, y, 1, 0, sz);
}
void build() {
for(int k = (int) beet.size() - 1; k >= sz; k--) {
sort(begin(beet[k]), end(beet[k]));
beet[k].erase(unique(begin(beet[k]), end(beet[k])), end(beet[k]));
}
for(int k = sz - 1; k > 0; k--) {
beet[k].resize(beet[2 * k + 0].size() + beet[2 * k + 1].size());
merge(begin(beet[2 * k + 0]), end(beet[2 * k + 0]), begin(beet[2 * k + 1]), end(beet[2 * k + 1]), begin(beet[k]));
beet[k].erase(unique(begin(beet[k]), end(beet[k])), end(beet[k]));
LL[k].resize(beet[k].size() + 1);
RR[k].resize(beet[k].size() + 1);
int tail1 = 0, tail2 = 0;
for(int i = 0; i < beet[k].size(); i++) {
while(tail1 < beet[2 * k + 0].size() && beet[2 * k + 0][tail1] < beet[k][i]) ++tail1;
while(tail2 < beet[2 * k + 1].size() && beet[2 * k + 1][tail2] < beet[k][i]) ++tail2;
LL[k][i] = tail1, RR[k][i] = tail2;
}
LL[k][beet[k].size()] = (int) beet[2 * k + 0].size();
RR[k][beet[k].size()] = (int) beet[2 * k + 1].size();
}
for(int k = 0; k < beet.size(); k++) {
seg.emplace_back(structure_t(beet[k].size()));
}
}
void preupdate(int x, int y) {
beet[x + sz].push_back(y);
}
};
ll calcS(ll a,ll b,ll c,ll d,ll e,ll f){
c-=a;d-=b;
e-=a;f-=b;
return abs(c*f-d*e);
}
ll max(ll a,ll b){return std::max(a,b);}
ll maxe(){return -1;}
#include<atcoder/all>
using segtree=atcoder::segtree<ll,max,maxe>;
using dtree=SegmentTree2DCompressed<segtree,ll,ll>;
int main(){
startupcpp();
ll i,N,Q;
cin>>N>>Q;
vec t(Q),l(Q),r(Q),s(Q),fl(N),fr(N),fs(N);
rep(i,N){
int a,b,c,d,e,f;
cin>>a>>b>>c>>d>>e>>f;
fl[i]=min({a,c,e});
fr[i]=max({a,c,e});
fs[i]=calcS(a,b,c,d,e,f);
}
rep(i,Q){
cin>>t[i];
if(t[i]==1){
int a,b,c,d,e,f;
cin>>a>>b>>c>>d>>e>>f;
l[i]=min({a,c,e});
r[i]=max({a,c,e});
s[i]=calcS(a,b,c,d,e,f);
}else cin>>l[i]>>r[i];
}
vec za;
for(auto& x:l)za.emplace_back(x);
for(auto& x:r)za.emplace_back(x);
for(auto& x:fl)za.emplace_back(x);
for(auto& x:fr)za.emplace_back(x);
uniq(za);
dtree tree(za.size(),[](ll a,ll b){return max(a,b);},[](segtree& x,int a,int b){return x.prod(a,b);},[](segtree& x,int a,ll b){x.set(a,b);},-1);
for(auto& x:l)x=lower_bound(all(za),x)-za.begin();
for(auto& x:r)x=lower_bound(all(za),x)-za.begin();
for(auto& x:fl)x=lower_bound(all(za),x)-za.begin();
for(auto& x:fr)x=lower_bound(all(za),x)-za.begin();
rep(i,N)tree.preupdate(fl[i],fr[i]);
rep(i,Q)tree.preupdate(l[i],r[i]);
tree.build();
rep(i,N)tree.update(fl[i],fr[i],fs[i]);
rep(i,Q){
if(t[i]==1)tree.update(l[i],r[i],s[i]);
else print(tree.query(l[i],r[i]+1,l[i],r[i]+1));
}
}
kiyoshi0205