結果
問題 | No.924 紲星 |
ユーザー | maroon_kuri |
提出日時 | 2019-11-08 22:00:42 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 869 ms / 4,000 ms |
コード長 | 4,718 bytes |
コンパイル時間 | 2,173 ms |
コンパイル使用メモリ | 186,044 KB |
実行使用メモリ | 24,716 KB |
最終ジャッジ日時 | 2024-09-15 01:28:38 |
合計ジャッジ時間 | 10,580 ms |
ジャッジサーバーID (参考情報) |
judge6 / judge2 |
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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 | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 4 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 3 ms
5,376 KB |
testcase_06 | AC | 4 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 844 ms
24,444 KB |
testcase_09 | AC | 844 ms
24,584 KB |
testcase_10 | AC | 850 ms
24,584 KB |
testcase_11 | AC | 869 ms
24,380 KB |
testcase_12 | AC | 869 ms
24,716 KB |
testcase_13 | AC | 382 ms
13,432 KB |
testcase_14 | AC | 382 ms
12,812 KB |
testcase_15 | AC | 340 ms
12,284 KB |
testcase_16 | AC | 302 ms
16,116 KB |
testcase_17 | AC | 590 ms
17,228 KB |
testcase_18 | AC | 2 ms
5,376 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using ll=long long; #define int ll #define rng(i,a,b) for(int i=int(a);i<int(b);i++) #define rep(i,b) rng(i,0,b) #define gnr(i,a,b) for(int i=int(b)-1;i>=int(a);i--) #define per(i,b) gnr(i,0,b) #define pb push_back #define eb emplace_back #define a first #define b second #define bg begin() #define ed end() #define all(x) x.bg,x.ed #ifdef LOCAL #define dmp(x) cerr<<__LINE__<<" "<<#x<<" "<<x<<endl #else #define dmp(x) void(0) #endif template<class t,class u> void chmax(t&a,u b){if(a<b)a=b;} template<class t,class u> void chmin(t&a,u b){if(b<a)a=b;} template<class t> using vc=vector<t>; template<class t> using vvc=vc<vc<t>>; using pi=pair<int,int>; using vi=vc<int>; template<class t,class u> ostream& operator<<(ostream& os,const pair<t,u>& p){ return os<<"{"<<p.a<<","<<p.b<<"}"; } template<class t> ostream& operator<<(ostream& os,const vc<t>& v){ os<<"{"; for(auto e:v)os<<e<<","; return os<<"}"; } #define mp make_pair #define mt make_tuple #define one(x) memset(x,-1,sizeof(x)) #define zero(x) memset(x,0,sizeof(x)) using uint=unsigned; using ull=unsigned long long; template<int i,class T> void print_tuple(ostream&,const T&){ } template<int i,class T,class H,class ...Args> void print_tuple(ostream&os,const T&t){ if(i)os<<","; os<<get<i>(t); print_tuple<i+1,T,Args...>(os,t); } template<class ...Args> ostream& operator<<(ostream&os,const tuple<Args...>&t){ os<<"{"; print_tuple<0,tuple<Args...>,Args...>(os,t); return os<<"}"; } void print(ll x,int suc=1){ cout<<x; if(suc==1) cout<<"\n"; if(suc==2) cout<<" "; } ll read(){ ll i; cin>>i; return i; } vi readvi(int n,int off=0){ vi v(n); rep(i,n)v[i]=read()+off; return v; } template<class T> void print(const vector<T>&v,int suc=1){ rep(i,v.size()) print(v[i],i==int(v.size())-1?suc:2); } string readString(){ string s; cin>>s; return s; } template<class T> T sq(const T& t){ return t*t; } //#define CAPITAL void yes(bool ex=true){ #ifdef CAPITAL cout<<"YES"<<endl; #else cout<<"Yes"<<endl; #endif if(ex)exit(0); } void no(bool ex=true){ #ifdef CAPITAL cout<<"NO"<<endl; #else cout<<"No"<<endl; #endif if(ex)exit(0); } constexpr ll ten(int n){ return n==0?1:ten(n-1)*10; } const ll infLL=LLONG_MAX/3; #ifdef int const int inf=infLL; #else const int inf=INT_MAX/2-100; #endif int topbit(signed t){ return t==0?-1:31-__builtin_clz(t); } int topbit(ll t){ return t==0?-1:63-__builtin_clzll(t); } int botbit(signed a){ return a==0?32:__builtin_ctz(a); } int botbit(ll a){ return a==0?64:__builtin_ctzll(a); } int popcount(signed t){ return __builtin_popcount(t); } int popcount(ll t){ return __builtin_popcountll(t); } bool ispow2(int i){ return i&&(i&-i)==i; } int mask(int i){ return (int(1)<<i)-1; } bool inc(int a,int b,int c){ return a<=b&&b<=c; } template<class t> void mkuni(vc<t>&v){ sort(all(v)); v.erase(unique(all(v)),v.ed); } ll rand_int(ll l, ll r) { //[l, r] #ifdef LOCAL static mt19937_64 gen; #else static random_device rd; static mt19937_64 gen(rd()); #endif return uniform_int_distribution<ll>(l, r)(gen); } struct BIT{ vi buf; int s; BIT(int n=0){init(n);} void init(int n){buf.assign(s=n,0);} void add(int i,int v){ for(;i<s;i+=(i+1)&(-i-1)) buf[i]+=v; } int get(int i){ int res=0; for(;i>=0;i-=(i+1)&(-i-1)) res+=buf[i]; return res; } int sum(int b,int e){ return get(e-1)-get(b-1); } int kth(int k){ int res=0; for(int i=topbit(s);i>=0;i--){ int w=res+(1<<i); if(w<=s&&buf[w-1]<=k){ k-=buf[w-1]; res=w; } } return res; } }; signed main(){ cin.tie(0); ios::sync_with_stdio(0); cout<<fixed<<setprecision(20); int n,q;cin>>n>>q; vi a=readvi(n); vi idx(n); iota(all(idx),0); sort(all(idx),[&](int i,int j){return a[i]<a[j];}); vc<pi> qs; rep(_,q){ int l,r;cin>>l>>r; l--; qs.eb(l,r); } vi lw(q,-1),up(q,n-1); while(1){ vvc<int> z(n); bool has=false; rep(i,q){ if(up[i]-lw[i]>1){ int m=(lw[i]+up[i])/2; z[m].pb(i); has=true; } } dmp(lw); dmp(up); if(!has)break; BIT bit(n); rep(i,n){ bit.add(idx[i],1); for(auto j:z[i]){ int s=bit.sum(qs[j].a,qs[j].b); if(s<(qs[j].b-qs[j].a+1)/2) lw[j]=i; else up[j]=i; } } } vi ans(q); { vi s(n+1); rep(i,n)s[i+1]=s[i]+a[i]; rep(i,q) ans[i]=s[qs[i].b]-s[qs[i].a]; } vvc<int> z(n); rep(i,q) z[up[i]].pb(i); BIT bit1(n),bit2(n); rep(i,n){ bit1.add(idx[i],1); bit2.add(idx[i],a[idx[i]]); for(auto j:z[i]){ int x=bit1.sum(qs[j].a,qs[j].b); int y=qs[j].b-qs[j].a-x; ans[j]-=bit2.sum(qs[j].a,qs[j].b)*2; ans[j]+=(x-y)*a[idx[i]]; } } for(auto v:ans) cout<<v<<endl; }