結果
問題 | No.2333 Slime Structure |
ユーザー | 👑 potato167 |
提出日時 | 2023-05-28 14:28:29 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 5,242 bytes |
コンパイル時間 | 2,506 ms |
コンパイル使用メモリ | 218,208 KB |
実行使用メモリ | 56,612 KB |
最終ジャッジ日時 | 2024-06-08 05:33:53 |
合計ジャッジ時間 | 16,706 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 | 2 ms
5,248 KB |
testcase_01 | AC | 3 ms
5,376 KB |
testcase_02 | WA | - |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | AC | 179 ms
31,616 KB |
testcase_06 | AC | 279 ms
36,688 KB |
testcase_07 | WA | - |
testcase_08 | AC | 349 ms
56,480 KB |
testcase_09 | WA | - |
testcase_10 | AC | 350 ms
56,484 KB |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | AC | 370 ms
56,460 KB |
testcase_18 | AC | 384 ms
56,356 KB |
testcase_19 | AC | 363 ms
56,480 KB |
testcase_20 | AC | 386 ms
56,484 KB |
testcase_21 | AC | 384 ms
56,480 KB |
testcase_22 | AC | 420 ms
56,488 KB |
testcase_23 | AC | 406 ms
56,352 KB |
testcase_24 | WA | - |
testcase_25 | AC | 422 ms
56,352 KB |
testcase_26 | AC | 423 ms
56,484 KB |
testcase_27 | WA | - |
testcase_28 | AC | 419 ms
56,484 KB |
testcase_29 | WA | - |
testcase_30 | AC | 407 ms
56,488 KB |
testcase_31 | WA | - |
testcase_32 | WA | - |
ソースコード
#include <bits/stdc++.h> #pragma GCC optimize("Ofast") #pragma GCC optimize("unroll-loops") using namespace std; using std::cout; using std::cin; using std::endl; using ll=long long; using ld=long double; ll ILL=2167167167167167167; const int INF=2100000000; const int mod=998244353; #define rep(i,a,b) for (ll i=a;i<b;i++) #define all(p) p.begin(),p.end() template<class T> using _pq = priority_queue<T, vector<T>, greater<T>>; template<class T> ll LB(vector<T> &v,T a){return lower_bound(v.begin(),v.end(),a)-v.begin();} template<class T> ll UB(vector<T> &v,T a){return upper_bound(v.begin(),v.end(),a)-v.begin();} template<class T> bool chmin(T &a,const T &b){if(a>b){a=b;return 1;}else return 0;} template<class T> bool chmax(T &a,const T &b){if(a<b){a=b;return 1;}else return 0;} template<class T> void So(vector<T> &v) {sort(v.begin(),v.end());} template<class T> void Sore(vector<T> &v) {sort(v.begin(),v.end(),[](T x,T y){return x>y;});} void yneos(bool a){if(a) cout<<"Yes\n"; else cout<<"No\n";} template<class T> void vec_out(vector<T> &p){for(int i=0;i<(int)(p.size());i++){if(i) cout<<" ";cout<<p[i];}cout<<"\n";} template<class T> T vec_min(vector<T> &a){assert(!a.empty());T ans=a[0];for(auto &x:a) chmin(ans,x);return ans;} template<class T> T vec_max(vector<T> &a){assert(!a.empty());T ans=a[0];for(auto &x:a) chmax(ans,x);return ans;} template<class T> T vec_sum(vector<T> &a){assert(!a.empty());T ans=a[0]-a[0];for(auto &x:a) ans+=x;return ans;} int pop_count(long long a){int res=0;while(a){res+=(a&1),a>>=1;}return res;} namespace po167{ template <class T,T (*op)(T,T),T(*e)()> struct segment_tree{ int _n,size; std::vector<T> seg; int ceil_pow2(int a){ int b=1; while(a>b){ b<<=1; } return b; } void update(int k){seg[k]=op(seg[k*2],seg[k*2+1]);}; segment_tree(int n) :_n(n){ size=ceil_pow2(n); seg=std::vector<T>(size*2,e()); } segment_tree(std::vector<T> &p) :_n((int) p.size()){ size=ceil_pow2(_n); seg=std::vector<T>(size*2,e()); for(int i=0;i<_n;i++) seg[i+size]=p[i]; for(int i=size-1;i>0;i--) update(i); } void set(int ind,T val){ assert(0<=ind&&ind<_n); ind+=size; seg[ind]=val; while(ind!=1){ ind>>=1; update(ind); } } void addl(int ind,T val){ set(ind,op(get(ind),val)); } void addr(int ind,T val){ set(ind,op(val,get(ind))); } T get(int ind){ assert(0<=ind&&ind<_n); return seg[ind+size]; } T query(int l,int r){ assert(0<=l&&l<=r&&r<=_n); T l_val=e(); T r_val=e(); l+=size,r+=size; while(l<r){ if(l&1) l_val=op(l_val,seg[l]),l+=1; if(r&1) r-=1,r_val=op(seg[r],r_val); r>>=1; l>>=1; } return op(l_val,r_val); } template <bool (*f)(T)> int max_right(int l) { return max_right(l, [](T x) { return f(x); }); } template <class F> int max_right(int l, F f) { assert(0<=l&&l<=_n); assert(f(e())); if(f(query(l,_n))) return _n; T val=e(); l+=size; while(true){ while(l%2==0) l>>=1; if(!f(op(val,seg[l]))){ while(l<size){ l*=2; if(f(op(val,seg[l]))){ val=op(val,seg[l]); l++; } } return l-size; } val=op(val,seg[l]); l++; } } template <bool (*f)(T)> int min_left(int r) { return min_left(r, [](T x) { return f(x); }); } template <class F> int min_left(int r, F f) { assert(0 <= r && r <= _n); assert(f(e())); if (r == 0) return 0; r += size; T sm = e(); do { r--; while (r > 1 && (r % 2)) r >>= 1; if (!f(op(seg[r], sm))) { while (r < size) { r = (2 * r + 1); if (f(op(seg[r], sm))) { sm = op(seg[r], sm); r--; } } return r + 1 - size; } sm = op(seg[r], sm); } while ((r & -r) != r); return 0; } }; } using po167::segment_tree; struct F{ ll min_v; ll max_v; ll sum; ll res; }; F op(F a,F b){ if(a.max_v==ILL) return b; if(b.max_v==ILL) return a; b.max_v+=a.sum; b.min_v+=a.sum; chmax(a.res,b.res); chmax(a.res,b.max_v-a.min_v); chmax(a.max_v,b.max_v); chmin(a.min_v,b.min_v); a.sum+=b.sum; return a; } F e(){return {ILL,ILL,ILL,ILL};} F mak(ll v,ll c){ if(v<=0) return {c*v,0,c*v,v}; return {0,c*v,c*v,c*v}; } void solve(); // oddloop int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int t=1; //cin>>t; rep(i,0,t) solve(); } void solve(){ int N; cin>>N; vector<ll> A(N),B(N); rep(i,0,N) cin>>A[i]>>B[i]; rep(i,1,N) B[i]+=B[i-1]; int Q; cin>>Q; vector<ll> t(Q),x(Q),y(Q); set<ll> s; for(auto x:B) s.insert(x); s.insert(0); rep(i,0,Q){ cin>>t[i]>>x[i]>>y[i]; x[i]--; if(t[i]==1) s.insert(x[i]),s.insert(x[i]+1); if(t[i]==2) s.insert(x[i]),s.insert(y[i]); } vector<ll> C; for(auto x:s) C.push_back(x); int L=C.size()-1; segment_tree<F,op,e> seg(L); rep(i,0,L){ int a=UB(B,C[i]); seg.set(i,mak(A[a],C[i+1]-C[i])); } //vec_out(C); rep(i,0,Q){ if(t[i]==1){ int ind=LB(C,x[i]); seg.set(ind,mak(y[i],1)); } if(t[i]==2){ int l=LB(C,x[i]); int r=LB(C,y[i]); //cout<<l<<" "<<r<<endl; cout<<seg.query(l,r).res<<"\n"; } } }