oj.uz

답안 #364418

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
364418 2021-02-09T05:47:39 Z daniel920712 운세 보기 2 (JOI14_fortune_telling2) C++14
35 / 100
 3000 ms 103428 KB 
#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <vector>
#include <algorithm>
#include <string.h>
#include <map>
#include <vector>
#include <set>

using namespace std;
int x[200005],y[200005];
pair < int , int > all[200005];
vector < pair < pair < int , int > , pair < int , int > > > a,b;
bool F(pair < int , int > a,pair < int , int > b)
{
    if(a.first>b.first) return 1;
    if(a.first<b.first) return 0;
    return a.second<b.second;
}
set < int > vis;
struct A
{
    int l,r;
    int nxl,nxr,nxt;
    int add;
    vector < pair < pair < int ,int > , int > > all;
}Node[40005*35+5];
struct B
{
    int l,r;
    int nxl,nxr;
    int con;

}Node2[1000005];
int now=1;
void New(int l,int r,int a,int here)
{
    //if((l+r)<0) while(1);
    Node[here].l=l;
    Node[here].r=r;
    Node[here].add=0;
    Node[here].nxl=-1;
    Node[here].nxr=-1;
    Node[here].nxt=a;
}
int Find(int x,int y,int here)
{
    int t=0;
    if(here==-1) return 0;
    if(upper_bound(Node[here].all.begin(),Node[here].all.end(),make_pair(make_pair(y+1,(int) -1),(int) -1))==Node[here].all.begin()) t=0;
    else
    {

        auto a=*prev(upper_bound(Node[here].all.begin(),Node[here].all.end(),make_pair(make_pair(y+1,(int) -1),(int) -1)));
        if(a.first.first<=y&&a.first.second>=y) t+=a.second;
    }
    if(Node[here].l==Node[here].r) return t;
    if(x<=(Node[here].l+Node[here].r)/2) t+=Find(x,y,Node[here].nxl);
    else t+=Find(x,y,Node[here].nxr);

    return t;
}
void add(int l1,int r1,int l2,int r2,int con,int here)
{
    int t;

    if(l1==Node[here].l&&r1==Node[here].r)
    {
        Node[here].all.push_back(make_pair(make_pair(l2,r2),con));
        return;
    }
    if(r1<=(Node[here].l+Node[here].r)/2)
    {
        if(Node[here].nxl==-1)
        {
            Node[here].nxl=now++;
            New(Node[here].l,(Node[here].l+Node[here].r)/2,-1,Node[here].nxl);
        }
        add(l1,r1,l2,r2,con,Node[here].nxl);
    }
    else if(l1>(Node[here].l+Node[here].r)/2)
    {
        if(Node[here].nxr==-1)
        {
            Node[here].nxr=now++;
            New((Node[here].l+Node[here].r)/2+1,Node[here].r,-1,Node[here].nxr);
        }
        add(l1,r1,l2,r2,con,Node[here].nxr);
    }
    else
    {
        if(Node[here].nxl==-1)
        {
            Node[here].nxl=now++;
            New(Node[here].l,(Node[here].l+Node[here].r)/2,-1,Node[here].nxl);
        }
        add(l1,(Node[here].l+Node[here].r)/2,l2,r2,con,Node[here].nxl);
        if(Node[here].nxr==-1)
        {
            Node[here].nxr=now++;
            New((Node[here].l+Node[here].r)/2+1,Node[here].r,-1,Node[here].nxr);
        }
        add((Node[here].l+Node[here].r)/2+1,r1,l2,r2,con,Node[here].nxr);

    }
}
void BFS(int here)
{
    if(here==-1) return ;
    sort(Node[here].all.begin(),Node[here].all.end());
    BFS(Node[here].nxl);
    BFS(Node[here].nxr);
}
int main()
{
    int N,K,i,j,con,ok=0,con2=0,tt,tt2;
    long long ans=0;
    scanf("%d %d",&N,&K);
    for(i=0;i<N;i++) scanf("%d %d",&x[i],&y[i]);
    for(i=1;i<=K;i++)
    {
        scanf("%d",&all[i].first);
        all[i].second=i;
    }
    vis.insert(0);
    vis.insert(1e9+5);

    for(i=K;i>=1;i--)
    {
        con=0;
        for(j=i+1;j<=K;j++) if(all[j].first>all[i].first) con++;
        if(vis.find(all[i].first)!=vis.end()) continue;
        tt=*vis.upper_bound(all[i].first);
        tt2=*prev(vis.upper_bound(all[i].first));
        if(con%2==0)
        {
            a.push_back(make_pair(make_pair(all[i].first+1,tt),make_pair(tt2+1,all[i].first)));
            b.push_back(make_pair(make_pair(tt2+1,all[i].first),make_pair(all[i].first+1,tt)));
        }
        else
        {
            b.push_back(make_pair(make_pair(all[i].first+1,tt),make_pair(tt2+1,all[i].first)));
            a.push_back(make_pair(make_pair(tt2+1,all[i].first),make_pair(all[i].first+1,tt)));
        }
        vis.insert(all[i].first);
    }
    New(0,1e9+5,-1,0);
    all[0].first=1e9+5;
    all[0].second=0;
    sort(all+1,all+K+1,F);
    all[K+1].first=0;
    all[K+1].second=K+1;
    for(i=1;i<=K+1;i++)
    {
        con=0;
        con2=i;


        if(all[i].first!=all[i-1].first)
        {
            if(con2%2==1) a.push_back(make_pair(make_pair(all[i].first+1,all[i-1].first),make_pair(all[i].first+1,all[i-1].first)));
            else b.push_back(make_pair(make_pair(all[i].first+1,all[i-1].first),make_pair(all[i].first+1,all[i-1].first)));
        }
    }

    for(auto j:a) add(j.first.first,j.first.second,j.second.first,j.second.second,1,0);

    for(auto j:b) add(j.first.first,j.first.second,j.second.first,j.second.second,1e9,0);

    BFS(0);


    for(i=0;i<N;i++)
    {
        ok=0;
        ok=Find(x[i],y[i],0);
        if(ok==1000000000) ans+=(long long)y[i];
        else if(ok==1) ans+=(long long)x[i];
        else while(1);

    }
    printf("%lld\n",ans);

    return 0;
}

Compilation message

fortune_telling2.cpp: In function 'void add(int, int, int, int, int, int)':
fortune_telling2.cpp:66:9: warning: unused variable 't' [-Wunused-variable]
   66 |     int t;
      |         ^
fortune_telling2.cpp: In function 'int main()':
fortune_telling2.cpp:119:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  119 |     scanf("%d %d",&N,&K);
      |     ~~~~~^~~~~~~~~~~~~~~
fortune_telling2.cpp:120:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  120 |     for(i=0;i<N;i++) scanf("%d %d",&x[i],&y[i]);
      |                      ~~~~~^~~~~~~~~~~~~~~~~~~~~
fortune_telling2.cpp:123:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  123 |         scanf("%d",&all[i].first);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 47 ms 67436 KB Output is correct
2 Correct 48 ms 67436 KB Output is correct
3 Correct 47 ms 67308 KB Output is correct
4 Correct 47 ms 67308 KB Output is correct
5 Correct 47 ms 67308 KB Output is correct
6 Correct 47 ms 67564 KB Output is correct
7 Correct 47 ms 67308 KB Output is correct
8 Correct 47 ms 67308 KB Output is correct
9 Correct 47 ms 67308 KB Output is correct
10 Correct 40 ms 66284 KB Output is correct
11 Correct 48 ms 67308 KB Output is correct
12 Correct 47 ms 67308 KB Output is correct
13 Correct 46 ms 67308 KB Output is correct

Subtask #2
31.0 / 31.0

# 결과 실행 시간 메모리 Grader output
1 Correct 47 ms 67436 KB Output is correct
2 Correct 48 ms 67436 KB Output is correct
3 Correct 47 ms 67308 KB Output is correct
4 Correct 47 ms 67308 KB Output is correct
5 Correct 47 ms 67308 KB Output is correct
6 Correct 47 ms 67564 KB Output is correct
7 Correct 47 ms 67308 KB Output is correct
8 Correct 47 ms 67308 KB Output is correct
9 Correct 47 ms 67308 KB Output is correct
10 Correct 40 ms 66284 KB Output is correct
11 Correct 48 ms 67308 KB Output is correct
12 Correct 47 ms 67308 KB Output is correct
13 Correct 46 ms 67308 KB Output is correct
14 Correct 189 ms 76644 KB Output is correct
15 Correct 434 ms 85740 KB Output is correct
16 Correct 740 ms 94564 KB Output is correct
17 Correct 1146 ms 103064 KB Output is correct
18 Correct 1148 ms 103240 KB Output is correct
19 Correct 1150 ms 103204 KB Output is correct
20 Correct 1151 ms 103144 KB Output is correct
21 Correct 1164 ms 103192 KB Output is correct
22 Correct 809 ms 73940 KB Output is correct
23 Correct 797 ms 73172 KB Output is correct
24 Correct 785 ms 72276 KB Output is correct
25 Correct 827 ms 75364 KB Output is correct
26 Correct 1138 ms 102816 KB Output is correct
27 Correct 1123 ms 103124 KB Output is correct
28 Correct 1115 ms 101972 KB Output is correct
29 Correct 1183 ms 103428 KB Output is correct

Subtask #3
0 / 65.0

# 결과 실행 시간 메모리 Grader output
1 Correct 47 ms 67436 KB Output is correct
2 Correct 48 ms 67436 KB Output is correct
3 Correct 47 ms 67308 KB Output is correct
4 Correct 47 ms 67308 KB Output is correct
5 Correct 47 ms 67308 KB Output is correct
6 Correct 47 ms 67564 KB Output is correct
7 Correct 47 ms 67308 KB Output is correct
8 Correct 47 ms 67308 KB Output is correct
9 Correct 47 ms 67308 KB Output is correct
10 Correct 40 ms 66284 KB Output is correct
11 Correct 48 ms 67308 KB Output is correct
12 Correct 47 ms 67308 KB Output is correct
13 Correct 46 ms 67308 KB Output is correct
14 Correct 189 ms 76644 KB Output is correct
15 Correct 434 ms 85740 KB Output is correct
16 Correct 740 ms 94564 KB Output is correct
17 Correct 1146 ms 103064 KB Output is correct
18 Correct 1148 ms 103240 KB Output is correct
19 Correct 1150 ms 103204 KB Output is correct
20 Correct 1151 ms 103144 KB Output is correct
21 Correct 1164 ms 103192 KB Output is correct
22 Correct 809 ms 73940 KB Output is correct
23 Correct 797 ms 73172 KB Output is correct
24 Correct 785 ms 72276 KB Output is correct
25 Correct 827 ms 75364 KB Output is correct
26 Correct 1138 ms 102816 KB Output is correct
27 Correct 1123 ms 103124 KB Output is correct
28 Correct 1115 ms 101972 KB Output is correct
29 Correct 1183 ms 103428 KB Output is correct
30 Execution timed out 3055 ms 74756 KB Time limit exceeded
31 Halted 0 ms 0 KB -