oj.uz

Submission #364416

# Submission time Handle Problem Language Result Execution time Memory
364416 2021-02-09T05:45:32 Z daniel920712 Fortune Telling 2 (JOI14_fortune_telling2) C++14
35 / 100
 3000 ms 165744 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;
long long x[200005],y[200005];
pair < long long , long long > all[200005];
vector < pair < pair < long long , long long > , pair < long long , long long > > > a,b;
bool F(pair < long long , long long > a,pair < long long , long long > b)
{
    if(a.first>b.first) return 1;
    if(a.first<b.first) return 0;
    return a.second<b.second;
}
set < long long > vis;
struct A
{
    long long l,r;
    long long nxl,nxr,nxt;
    long long add;
    vector < pair < pair < long long ,long long > , long long > > all;
}Node[40005*35+5];
struct B
{
    long long l,r;
    long long nxl,nxr;
    long long con;

}Node2[1000005];
long long now=1;
void New(long long l,long long r,long long a,long long here)
{
    Node[here].l=l;
    Node[here].r=r;
    Node[here].add=0;
    Node[here].nxl=-1;
    Node[here].nxr=-1;
    Node[here].nxt=a;
}
long long Find(long long x,long long y,long long here)
{
    long long t=0;
    if(here==-1) return 0;
    if(upper_bound(Node[here].all.begin(),Node[here].all.end(),make_pair(make_pair(y+1,(long long) -1),(long long) -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,(long long) -1),(long long) -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(long long l1,long long r1,long long l2,long long r2,long long con,long long here)
{
    long long 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(long long here)
{
    if(here==-1) return ;
    sort(Node[here].all.begin(),Node[here].all.end());
    BFS(Node[here].nxl);
    BFS(Node[here].nxr);
}
int main()
{
    long long N,K,i,j,con,ok=0,ans=0,con2=0,tt,tt2;
    scanf("%lld %lld",&N,&K);
    for(i=0;i<N;i++) scanf("%lld %lld",&x[i],&y[i]);
    for(i=1;i<=K;i++)
    {
        scanf("%lld",&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+=y[i];
        else if(ok==1) ans+=x[i];
        else while(1);

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

    return 0;
}

Compilation message

fortune_telling2.cpp: In function 'void add(long long int, long long int, long long int, long long int, long long int, long long int)':
fortune_telling2.cpp:65:15: warning: unused variable 't' [-Wunused-variable]
   65 |     long long t;
      |               ^
fortune_telling2.cpp: In function 'int main()':
fortune_telling2.cpp:117:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  117 |     scanf("%lld %lld",&N,&K);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~
fortune_telling2.cpp:118:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  118 |     for(i=0;i<N;i++) scanf("%lld %lld",&x[i],&y[i]);
      |                      ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
fortune_telling2.cpp:121:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  121 |         scanf("%lld",&all[i].first);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 65 ms 101228 KB Output is correct
2 Correct 64 ms 101228 KB Output is correct
3 Correct 65 ms 101228 KB Output is correct
4 Correct 64 ms 101228 KB Output is correct
5 Correct 65 ms 101356 KB Output is correct
6 Correct 65 ms 101228 KB Output is correct
7 Correct 65 ms 101228 KB Output is correct
8 Correct 64 ms 101228 KB Output is correct
9 Correct 64 ms 101228 KB Output is correct
10 Correct 57 ms 99308 KB Output is correct
11 Correct 68 ms 101152 KB Output is correct
12 Correct 76 ms 101228 KB Output is correct
13 Correct 79 ms 101228 KB Output is correct

Subtask #2
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 65 ms 101228 KB Output is correct
2 Correct 64 ms 101228 KB Output is correct
3 Correct 65 ms 101228 KB Output is correct
4 Correct 64 ms 101228 KB Output is correct
5 Correct 65 ms 101356 KB Output is correct
6 Correct 65 ms 101228 KB Output is correct
7 Correct 65 ms 101228 KB Output is correct
8 Correct 64 ms 101228 KB Output is correct
9 Correct 64 ms 101228 KB Output is correct
10 Correct 57 ms 99308 KB Output is correct
11 Correct 68 ms 101152 KB Output is correct
12 Correct 76 ms 101228 KB Output is correct
13 Correct 79 ms 101228 KB Output is correct
14 Correct 249 ms 117664 KB Output is correct
15 Correct 486 ms 134264 KB Output is correct
16 Correct 828 ms 149968 KB Output is correct
17 Correct 1235 ms 165392 KB Output is correct
18 Correct 1254 ms 165456 KB Output is correct
19 Correct 1300 ms 165528 KB Output is correct
20 Correct 1253 ms 165456 KB Output is correct
21 Correct 1303 ms 165744 KB Output is correct
22 Correct 842 ms 112384 KB Output is correct
23 Correct 837 ms 110884 KB Output is correct
24 Correct 818 ms 109408 KB Output is correct
25 Correct 872 ms 114328 KB Output is correct
26 Correct 1242 ms 164896 KB Output is correct
27 Correct 1228 ms 165520 KB Output is correct
28 Correct 1232 ms 163376 KB Output is correct
29 Correct 1299 ms 165456 KB Output is correct

Subtask #3
0 / 65.0

# Verdict Execution time Memory Grader output
1 Correct 65 ms 101228 KB Output is correct
2 Correct 64 ms 101228 KB Output is correct
3 Correct 65 ms 101228 KB Output is correct
4 Correct 64 ms 101228 KB Output is correct
5 Correct 65 ms 101356 KB Output is correct
6 Correct 65 ms 101228 KB Output is correct
7 Correct 65 ms 101228 KB Output is correct
8 Correct 64 ms 101228 KB Output is correct
9 Correct 64 ms 101228 KB Output is correct
10 Correct 57 ms 99308 KB Output is correct
11 Correct 68 ms 101152 KB Output is correct
12 Correct 76 ms 101228 KB Output is correct
13 Correct 79 ms 101228 KB Output is correct
14 Correct 249 ms 117664 KB Output is correct
15 Correct 486 ms 134264 KB Output is correct
16 Correct 828 ms 149968 KB Output is correct
17 Correct 1235 ms 165392 KB Output is correct
18 Correct 1254 ms 165456 KB Output is correct
19 Correct 1300 ms 165528 KB Output is correct
20 Correct 1253 ms 165456 KB Output is correct
21 Correct 1303 ms 165744 KB Output is correct
22 Correct 842 ms 112384 KB Output is correct
23 Correct 837 ms 110884 KB Output is correct
24 Correct 818 ms 109408 KB Output is correct
25 Correct 872 ms 114328 KB Output is correct
26 Correct 1242 ms 164896 KB Output is correct
27 Correct 1228 ms 165520 KB Output is correct
28 Correct 1232 ms 163376 KB Output is correct
29 Correct 1299 ms 165456 KB Output is correct
30 Execution timed out 3083 ms 111808 KB Time limit exceeded
31 Halted 0 ms 0 KB -