結果
問題 | No.1270 Range Arrange Query |
ユーザー | n_vip |
提出日時 | 2020-10-23 23:42:35 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 1,478 ms / 7,000 ms |
コード長 | 7,045 bytes |
コンパイル時間 | 2,181 ms |
コンパイル使用メモリ | 160,704 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-07-21 13:44:10 |
合計ジャッジ時間 | 10,606 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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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
6,812 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 2 ms
6,944 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 80 ms
6,940 KB |
testcase_07 | AC | 768 ms
6,940 KB |
testcase_08 | AC | 120 ms
6,944 KB |
testcase_09 | AC | 514 ms
6,940 KB |
testcase_10 | AC | 542 ms
6,944 KB |
testcase_11 | AC | 1,455 ms
6,940 KB |
testcase_12 | AC | 1,478 ms
6,940 KB |
testcase_13 | AC | 1,448 ms
6,940 KB |
testcase_14 | AC | 21 ms
6,944 KB |
testcase_15 | AC | 486 ms
6,940 KB |
testcase_16 | AC | 261 ms
6,940 KB |
testcase_17 | AC | 380 ms
6,944 KB |
ソースコード
#include <string> #include <vector> #include<iostream> #include<cstdio> #include<cstdlib> #include<stack> #include<queue> #include<cmath> #include<algorithm> #include<functional> #include<list> #include<deque> #include<bitset> #include<set> #include<map> #include<unordered_map> #include<unordered_set> #include<cstring> #include<sstream> #include<complex> #include<iomanip> #include<numeric> #include<cassert> #include<random> #define X first #define Y second #define pb push_back #define rep(X,Y) for (int (X) = 0;(X) < (int)(Y);++(X)) #define reps(X,S,Y) for (int (X) = (int)(S);(X) < (int)(Y);++(X)) #define rrep(X,Y) for (int (X) = (int)(Y)-1;(X) >=0;--(X)) #define rreps(X,S,Y) for (int (X) = (int)(Y)-1;(X) >= (int)(S);--(X)) #define repe(X,Y) for ((X) = 0;(X) < (Y);++(X)) #define peat(X,Y) for (;(X) < (Y);++(X)) #define all(X) (X).begin(),(X).end() #define rall(X) (X).rbegin(),(X).rend() #define eb emplace_back #define UNIQUE(X) (X).erase(unique(all(X)),(X).end()) #define Endl endl #define NL <<"\n" #define cauto const auto using namespace std; using ll=long long; using pii=pair<int,int>; using pll=pair<ll,ll>; template<class T> using vv=vector<vector<T>>; template<class T> inline bool MX(T &l,const T &r){return l<r?l=r,1:0;} template<class T> inline bool MN(T &l,const T &r){return l>r?l=r,1:0;} //#undef NUIP #ifdef NUIP #include "benri.h" #else #define out(args...) #endif #ifdef __cpp_init_captures template<typename T>vector<T> table(int n, T v){ return vector<T>(n, v);} template <class... Args> auto table(int n, Args... args){auto val = table(args...); return vector<decltype(val)>(n, move(val));} #endif template<class A,class B> pair<A,B> operator+(const pair<A,B> &p,const pair<A,B> &q){ return {p.X+q.X,p.Y+q.Y};} template<class A,class B,class C,class D> pair<A,B>& operator+=(pair<A,B> &p,const pair<C,D> &q){ p.X+=q.X; p.Y+=q.Y; return p;} template<class A,class B> pair<A,B> operator-(const pair<A,B> &p,const pair<A,B> &q){ return {p.X-q.X,p.Y-q.Y};} template<class A,class B,class C,class D> pair<A,B>& operator-=(pair<A,B> &p,const pair<C,D> &q){ p.X-=q.X; p.Y-=q.Y; return p;} template<class A,class B> istream& operator>>(istream &is, pair<A,B> &p){ is>>p.X>>p.Y; return is;} template<class T=ll> T read(){ T re; cin>>re; return move(re);} template<class T=ll> T read(const T &dec){ T re; cin>>re; return re-dec;} template<class T=ll> vector<T> readV(const int sz){ vector<T> re(sz); for(auto &x:re) x=read<T>(); return move(re);} template<class T=ll> vector<T> readV(const int sz, const T &dec){ vector<T> re(sz); for(auto &x:re) x=read<T>(dec); return move(re);} vv<int> readG(const int &n,const int &m){ vv<int> g(n); rep(_,m){ cauto a=read<int>(1),b=read<int>(1); g[a].pb(b); g[b].pb(a);} return move(g);} vv<int> readG(const int &n){ return readG(n,n-1);} const ll MOD=1e9+7; //998244353 const int SQ=200; const int BK=21234/SQ+2; const int nn=21234; ll bit[nn+1]; ll sum(int i){ ++i; ll s=0; while(i>0){ s+=bit[i]; i-=i&-i; } return s; } void add(int i,ll x){ ++i; while(i<=nn){ bit[i]+=x; i+=i&-i; } } template<class T> struct MinMax{ T mn,mx; MinMax(T mn,T mx):mn(mn),mx(mx){} MinMax(T v):mn(v),mx(v){} MinMax():mn(MOD),mx(-MOD){} MinMax operator+(const MinMax &seg){ return MinMax(min(mn,seg.mn),max(mx,seg.mx)); } static MinMax e; }; template<class T> MinMax<T> MinMax<T>::e=MinMax(); template<class T>ostream& operator<<(ostream &os, const MinMax<T> &seg){ return os<<"("<<seg.mn<<","<<seg.mx<<")";} template<class T> struct Add{ T ad; Add(T ad=0):ad(ad){} void operator+=(const Add &lfun){ ad+=lfun.ad; } bool operator==(const Add &lfun){ return ad==lfun.ad;} void eval(MinMax<T> &s,int l,int r){ s.mn+=ad; s.mx+=ad; } static Add e; }; template<class T> Add<T> Add<T>::e=Add(); template<class T>ostream& operator<<(ostream &os, const Add<T> &lfun){ return os<<"("<<lfun.ad<<")";} template<class Seg, class Ope> struct LazySegTree{ vector<Seg> segs; vector<Ope> opes; void lazy_eval(int k,int a,int b){ if(opes[k]==Ope::e) return; opes[k].eval(segs[k],a,b); if(2*k+2<opes.size()){ opes[2*k+1]+=opes[k]; opes[2*k+2]+=opes[k]; } opes[k]=Ope::e; } void upd_node(int k){segs[k]=segs[2*k+1]+segs[2*k+2];} void upd(int l,int r,Ope ope,int k,int a,int b){ lazy_eval(k,a,b); if(b<=l || r<=a) return; if(l<=a && b<=r){ opes[k]+=ope; lazy_eval(k,a,b); return; } int m=(a+b)/2; upd(l,r,ope,2*k+1,a,m); upd(l,r,ope,2*k+2,m,b); upd_node(k); } void upd(int l,int r,Ope ope){ out(l,r,ope,1); upd(l,r,ope,0,0,segs.size()/2); } Seg query(int l,int r,int k,int a,int b){ lazy_eval(k,a,b); if(b<=l || r<=a)return Seg::e; if(l<=a && b<=r){return segs[k];} int m=(a+b)/2; Seg vl=query(l,r,2*k+1,a,m); Seg vr=query(l,r,2*k+2,m,b); upd_node(k); return vl+vr; } LazySegTree(int n){ int pw=1; while(pw<n) pw*=2; segs.resize(2*pw); opes.resize(2*pw); } template<class Int> LazySegTree(vector<Int> vs){ int n=vs.size(); int pw=1; while(pw<n) pw*=2; segs.resize(2*pw); opes.resize(2*pw); rep(i,n) segs[pw-1+i]=vs[i]; rrep(i,pw-1) segs[i]=segs[i*2+1]+segs[i*2+2]; } void operator()(int l,int r,Ope ope){ out(l,r,ope,1); upd(l,r,ope,0,0,segs.size()/2); }; void rb(int r,Ope ope){ operator()(0,r,ope); } void lb(int l,Ope ope){ operator()(l,segs.size()/2,ope); } Seg operator()(int l,int r){ return query(l,r,0,0,segs.size()/2);}; Seg rb(int r){ operator()(0,r); } Seg lb(int l){ operator()(l,segs.size()/2); } Seg operator()(){ return segs[0];} }; int main(){ ios_base::sync_with_stdio(false); cin.tie(0); cout<<fixed<<setprecision(0); cauto n=read(); cauto q=read(); cauto vs=readV(n); cauto ps=readV<pii>(q,{1,0}); vector<ll> linv(n+1),rinv(n+1); rep(i,n){ add(vs[i],1); linv[i+1]=i+1-sum(vs[i])+linv[i]; } fill(bit,bit+nn+1,0); rrep(i,n){ add(vs[i],1); rinv[i]=sum(vs[i]-1)+rinv[i+1]; } out(linv,rinv,1); LazySegTree<MinMax<int>,Add<int>> init(vector<int>(n+1,0)); for(cauto v:vs) init.lb(v+1,1); vv<int> qs(BK); rep(i,q) qs[ps[i].X/SQ].eb(i); vector<ll> re(q); rep(bk,BK)if(qs[bk].size()){ sort(all(qs[bk]),[&](cauto &i,cauto &j){ return ps[i].Y<ps[j].Y;}); auto st=init; int l=0,r=0; for(cauto i:qs[bk]){ cauto [L,R]=ps[i]; reps(i,r,R) st.lb(vs[i]+1,-1); rreps(i,L,l) st.rb(vs[i],-1); reps(i,l,L) st.rb(vs[i],1); l=L; r=R; re[i]=st().mn*(r-l)+linv[l]+rinv[r]; } } out(re,1); rep(bk,BK)if(qs[bk].size()){ int l=0,r=0; ll cur=0; fill(bit,bit+nn+1,0); for(cauto v:vs) add(v,1); for(cauto i:qs[bk]){ cauto [L,R]=ps[i]; reps(i,r,R) add(vs[i],-1); rreps(i,L,l) cur-=sum(vs[i]-1); reps(i,l,L) cur+=sum(vs[i]-1); l=L; r=R; out(l,r,cur,1); re[i]+=cur; } cur=0; l=0; r=0; fill(bit,bit+nn+1,0); for(cauto i:qs[bk]){ cauto [L,R]=ps[i]; reps(i,r,R) cur-=l-sum(vs[i]); rreps(i,L,l) add(vs[i],-1); reps(i,l,L) add(vs[i],1); l=L; r=R; out(l,r,cur,1); re[i]+=cur; } } out(re,1); for(cauto &v:re) cout<<v NL; return 0; }