oj.uz

답안 #564142

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
564142 2022-05-18T15:32:05 Z groshi 운세 보기 2 (JOI14_fortune_telling2) C++17
0 / 100
 1 ms 340 KB 
#include<iostream>
#include<map>
#include<vector>
#include<utility>
#include<algorithm>
using namespace std;
struct wi{
    int x,y;
}*w;
map<int,int> mapka;
int drzewo[1000000],drzewo2[1000000];
int zap[1000000];
int pot=1;
vector<pair<int,int> > Q,Q2;
int zapp(int x,int y)
{
    x+=pot;
    y+=pot;
    int wynik=0;
    wynik=drzewo[x];
    wynik=max(wynik,drzewo[y]);
    while(x/2!=y/2)
    {
        if(x%2==0)
            wynik=max(wynik,drzewo[x+1]);
        if(y%2==1)
            wynik=max(wynik,drzewo[y-1]);
        x/=2;
        y/=2;
    }
    return wynik;
}
void dodaj(int x)
{
    x+=pot;
    drzewo2[x]=1;
    x/=2;
    while(x>=1)
    {
        drzewo2[x]=drzewo2[x*2]+drzewo2[x*2+1];
        x/=2;
    }
}
int zapp2(int x,int y)
{
    x+=pot;
    y+=pot;
    int wynik=0;
    wynik=drzewo2[x];
    if(x!=y)
        wynik+=drzewo2[y];
    while(x/2!=y/2)
    {
        if(x%2==0)
            wynik+=drzewo2[x+1];
        if(y%2==1)
            wynik+=drzewo2[y-1];
        x/=2;
        y/=2;
    }
    return wynik;
}
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int n,k,x,y;
    cin>>n>>k;
    w=new wi[n+3];
    while(pot<=max(n,k))
        pot*=2;
    pot--;
    for(int i=1;i<=n;i++)
    {
        cin>>x>>y;
        w[i].x=x;
        w[i].y=y;
        mapka[x]=1;
        mapka[y]=1;
        Q.push_back({max(x,y),i});
    }
    sort(Q.begin(),Q.end());
    for(int i=1;i<=k;i++)
    {
        cin>>x;
        mapka[x]=1;
        zap[i]=x;
        Q2.push_back({x,i});
    }
    sort(Q2.begin(),Q2.end());
    int kiedy=1;
    for(auto it=mapka.begin();it!=mapka.end();it++)
    {
        mapka[it->first]=kiedy;
        kiedy++;
    }
    for(int i=1;i<=k;i++)
    {
        auto it=mapka.find(zap[i]);
        drzewo[it->second+pot]=i;
    }
    for(int i=pot;i>=1;i--)
        drzewo[i]=max(drzewo[i*2+1],drzewo[i*2]);
    int wskaz=Q2.size()-1;
    long long wypisz=0;
    for(int i=Q.size()-1;i>=0;i--)
    {
        int maxx=Q[i].first;
        int co=Q[i].second;
        int gosciu=zapp(mapka[w[co].x],mapka[w[co].y]-1);
        while(wskaz>=0 && Q2[wskaz].first>=maxx)
        {
            dodaj(Q2[wskaz].second);
            wskaz--;
        }
        int ile=zapp2(gosciu+1,k);
        if(ile%2==0)
            wypisz+=maxx;
        else{
            if(w[co].x==maxx)
                wypisz+=w[co].y;
            else wypisz+=w[co].x;
        }
    }
    cout<<wypisz;
    return 0;
}

Subtask #1
0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 31.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 65.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -