結果
問題 | No.880 Yet Another Segment Tree Problem |
ユーザー | t9unkubj |
提出日時 | 2024-05-05 23:44:01 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
TLE
|
実行時間 | - |
コード長 | 8,294 bytes |
コンパイル時間 | 3,451 ms |
コンパイル使用メモリ | 241,044 KB |
実行使用メモリ | 20,224 KB |
最終ジャッジ日時 | 2024-11-28 01:05:36 |
合計ジャッジ時間 | 26,586 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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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 | 1 ms
5,248 KB |
testcase_01 | AC | 4 ms
5,248 KB |
testcase_02 | AC | 5 ms
5,248 KB |
testcase_03 | AC | 4 ms
5,248 KB |
testcase_04 | AC | 4 ms
5,248 KB |
testcase_05 | AC | 3 ms
5,248 KB |
testcase_06 | AC | 3 ms
5,248 KB |
testcase_07 | AC | 4 ms
5,248 KB |
testcase_08 | AC | 4 ms
5,248 KB |
testcase_09 | AC | 4 ms
5,248 KB |
testcase_10 | AC | 4 ms
5,248 KB |
testcase_11 | AC | 645 ms
14,848 KB |
testcase_12 | AC | 629 ms
14,976 KB |
testcase_13 | AC | 470 ms
14,976 KB |
testcase_14 | AC | 638 ms
14,848 KB |
testcase_15 | AC | 652 ms
14,976 KB |
testcase_16 | AC | 687 ms
14,976 KB |
testcase_17 | AC | 613 ms
14,848 KB |
testcase_18 | AC | 593 ms
14,976 KB |
testcase_19 | AC | 502 ms
14,976 KB |
testcase_20 | AC | 488 ms
14,976 KB |
testcase_21 | AC | 517 ms
14,848 KB |
testcase_22 | AC | 484 ms
14,976 KB |
testcase_23 | AC | 519 ms
14,976 KB |
testcase_24 | AC | 463 ms
14,976 KB |
testcase_25 | AC | 498 ms
14,976 KB |
testcase_26 | AC | 483 ms
15,104 KB |
testcase_27 | AC | 482 ms
14,976 KB |
testcase_28 | AC | 483 ms
14,976 KB |
testcase_29 | AC | 652 ms
14,848 KB |
testcase_30 | AC | 648 ms
14,976 KB |
testcase_31 | AC | 689 ms
14,976 KB |
testcase_32 | TLE | - |
testcase_33 | AC | 461 ms
14,976 KB |
testcase_34 | AC | 499 ms
14,848 KB |
testcase_35 | AC | 483 ms
14,976 KB |
testcase_36 | AC | 478 ms
14,976 KB |
testcase_37 | AC | 490 ms
20,224 KB |
ソースコード
#pragma GCC optimize("O3") #ifdef t9unkubj #include "debug.cpp" #else #define dbg(...) 199958 #endif using namespace std; #include<bits/stdc++.h> using uint=unsigned; using ll=long long; using ull=unsigned long long; using ld=long double; using pii=pair<int,int>; using pll=pair<ll,ll>; template<class T>using vc=vector<T>; template<class T>using vvc=vc<vc<T>>; template<class T>using vvvc=vvc<vc<T>>; using vi=vc<int>; using vvi=vc<vi>; using vvvi=vc<vvi>; using vl=vc<ll>; using vvl=vc<vl>; using vvvl=vc<vvl>; template<class T>using smpq=priority_queue<T,vector<T>,greater<T>>; template<class T>using bipq=priority_queue<T>; #define rep(i,n) for(ll i=0;i<(ll)n;i++) #define REP(i,j,n) for(ll i=j;i<(ll)n;i++) #define DREP(i,n,m) for(ll i=n;i>=m;i--) #define drep(i,n) for(ll i=n-1;i>=0;i--) #define all(x) x.begin(),x.end() #define rall(x) x.rbegin(),x.rend() #define mp make_pair #define mt make_tuple #define pb push_back #define eb emplace_back #define fi first #define se second #define is insert #define bg begin() #define ed end() void scan(int&a) { cin >> a; } void scan(ll&a) { cin >> a; } void scan(string&a) { cin >> a; } void scan(char&a) { cin >> a; } void scan(uint&a) { cin >> a; } void scan(ull&a) { cin >> a; } void scan(bool&a) { cin >> a; } template<class T> void scan(vector<T>&a) { for(auto&x:a) scan(x); } void read() {} template<class Head, class... Tail> void read(Head&head, Tail&... tail) { scan(head); read(tail...); } #define INT(...) int __VA_ARGS__; read(__VA_ARGS__); #define LL(...) ll __VA_ARGS__; read(__VA_ARGS__); #define ULL(...) ull __VA_ARGS__; read(__VA_ARGS__); #define STR(...) string __VA_ARGS__; read(__VA_ARGS__); #define CHR(...) char __VA_ARGS__; read(__VA_ARGS__); #define DBL(...) double __VA_ARGS__; read(__VA_ARGS__); #define LD(...) ld __VA_ARGS__; read(__VA_ARGS__); #define VC(type, name, ...) vector<type> name(__VA_ARGS__); read(name); #define VVC(type, name, size, ...) vector<vector<type>> name(size, vector<type>(__VA_ARGS__)); read(name); void print(int a) { cout << a; } void print(ll a) { cout << a; } void print(string&a) { cout << a; } void print(char&a) { cout << a; } void print(uint&a) { cout << a; } void print(bool&a) { cout << a; } void print(ull&a) { cout << a; } template<class T> void print(vector<T>&a) { for(int i=0;i<(int)a.size();i++){if(i)cout<<" ";print(a[i]);}cout<<endl;} int PRT() { cout << 'n'; return 0; } template<class T> int PRT(T a) { print(a); cout <<endl; return 0; } template<class Head, class... Tail> int PRT(Head head, Tail ... tail) { print(head); cout << " "; PRT(tail...); return 0; } template<class T,class F> bool chmin(T &x, F y){ if(x>y){ x=y; return true; } return false; } template<class T, class F> bool chmax(T &x, F y){ if(x<y){ x=y; return true; } return false; } void YesNo(bool b){ cout<<(b?"Yes":"No")<<endl; } void Yes(){ cout<<"Yes"<<endl; } void No(){ cout<<"No"<<endl; } template<class T> int popcount(T n){ return __builtin_popcount(n); } template<class T> T sum(vc<T>&a){ return accumulate(all(a),T(0)); } template<class T> T max(vc<T>&a){ return *max_element(all(a)); } template<class T> T min(vc<T>&a){ return *min_element(all(a)); } template<class T> void unique(vc<T>&a){ a.erase(unique(all(a)),a.end()); } vvi readgraph(int n,int m,int off = -1){ vvi g(n); rep(i, m){ int u,v; cin>>u>>v; u+=off,v+=off; g[u].push_back(v); g[v].push_back(u); } return g; } vvi readtree(int n,int off=-1){ return readgraph(n,n-1,off); } template<class T> vc<T> presum(vc<T> &a){ vc<T> ret(a.size()+1); rep(i,a.size())ret[i+1]=ret[i]+a[i]; return ret; } template<class T, class F> vc<T> &operator+=(vc<T> &a,F b){ for (auto&v:a)v += b; return a; } template<class T, class F> vc<T> &operator-=(vc<T>&a,F b){ for (auto&v:a)v-=b; return a; } template<class T, class F> vc<T> &operator*=(vc<T>&a,F b){ for (auto&v:a)v*=b; return a; } double pass_time=0; template<class T,class F> struct lazy_segtree{ int n; vector<T>data; vector<F>lazy; using TT=function<T(T,T)>; using TF=function<T(T,F)>; using FF=function<F(F,F)>; TT op; T e; TF mapping; FF merge; F id; int log; lazy_segtree(int n1,TT op,T e,TF mapping,FF merge,F id):n(n1),op(op),e(e),mapping(mapping),merge(merge),id(id){ int n_=1; log=0; while(n_<=n)n_*=2,log++; data=vector<T>(n_*2,e); lazy=vector<F>(n_,id); n=n_; for(int i=n_-1;i>0;i--)update(i); } void update(int k){ data[k]=op(data[k*2],data[k*2+1]); } void apply(int k,F x){// data[k]=mapping(data[k],x); if(k<n){ lazy[k]=merge(lazy[k],x); if(lazy[k]!=id) //segment tree beats! if(data[k].fail)push(k),update(k); } } void push(int k){//上から遅延素を伝播させる apply(k*2,lazy[k]); apply(k*2+1,lazy[k]); lazy[k]=id; } void set(int p,T x){ p+=n; for(int i=log;i>=1;i--){ push(p>>i); } data[p]=x; for(int i=1;i<=log;i++){ update(p>>i); } } void apply(int l,int r,F x){ if(l==r)return; l+=n,r+=n; for(int i=log;i>=1;i--){ if(((l>>i)<<i)!=l)push(l>>i); if(((r>>i)<<i)!=r)push((r-1)>>i); } int l2{l},r2{r}; while(l<r){ if(l&1)apply(l++,x); if(r&1)apply(--r,x); l>>=1,r>>=1; } l=l2,r=r2; for(int i=1;i<=log;i++){ if(((l>>i)<<i)!=l)update(l>>i); if(((r>>i)<<i)!=r)update((r-1)>>i); } } T prod(int l,int r){ l+=n,r+=n; for(int i=log;i>=1;i--){ if(((l>>i)<<i)!=l)push(l>>i); if(((r>>i)<<i)!=r)push((r-1)>>i); } T sml=e,smr=e; while(l<r){ if(l&1)sml=op(sml,data[l++]); if(r&1)smr=op(data[--r],smr); l>>=1,r>>=1; } return op(sml,smr); } T get(int p){ p+=n; for(int i=log;i>=1;i--)push(p>>i); return data[p]; } }; ll INF=1ll<<30; struct S{ ll mx,lcm,sz; ll sum; bool fail; S():mx(0),lcm(1),sz(0),sum(0),fail(0){} S(ll x,ll siz):mx(x),lcm(x),sz(siz),sum(x*siz),fail(0){} }; struct F{ int gcd,update; F():gcd(0),update(0){} }; bool operator!=(F a,F b){ return a.gcd!=b.gcd||a.update!=b.update; } F gcd_(int x){ F res; res.gcd=x; res.update=0; return res; } F update_(int x){ F res; res.gcd=0; res.update=x; return res; } void solve(){ auto op=[](S a,S b){ if(a.sz==0)return b; if(b.sz==0)return a; S c(0,0); c.mx=max(a.mx,b.mx); c.lcm=min<ll>(INF,a.lcm*b.lcm/gcd(a.lcm,b.lcm)); c.sum=a.sum+b.sum; c.sz=a.sz+b.sz; return c; }; auto mapping=[](S a,F b){ if(a.fail)return a; if(b.update)return S(b.update,a.sz); if(b.gcd){ if(a.sz==1){ a=S(gcd(a.mx,b.gcd),1); }else if(a.lcm==INF||b.gcd%a.lcm){ a.fail=1; } } return a; }; auto merge=[](F a,F b){ if(b.update)return b; if(a.update){ return update_(gcd(a.update,b.gcd)); } return gcd_(gcd(a.gcd,b.gcd)); }; INT(n,q); VC(int,a,n); lazy_segtree<S,F>seg(n,op,S(),mapping,merge,F()); rep(i,n)seg.set(i,S(a[i],1)); while(q--){ INT(t,l,r); --l,--r; if(t==1){ INT(x); seg.apply(l,r+1,update_(x)); } if(t==2){ INT(x); seg.apply(l,r+1,gcd_(x)); } if(t==3){ PRT(seg.prod(l,r+1).mx); } if(t==4){ PRT(seg.prod(l,r+1).sum); } } } signed main(){ #ifdef t9unkubj freopen("input.txt", "r", stdin); freopen("output.txt", "w", stdout); #endif cin.tie(0)->sync_with_stdio(0); pass_time=clock(); int t=1; //cin>>t; while(t--)solve(); pass_time=clock()-pass_time; dbg(pass_time/CLOCKS_PER_SEC); }