oj.uz

Submission #244602

# Submission time Handle Problem Language Result Execution time Memory
244602 2020-07-04T11:30:38 Z uacoder123 Exhibition (JOI19_ho_t2) C++14
100 / 100
 132 ms 10872 KB 
#include <bits/stdc++.h>
using namespace std;
#define F first
#define S second
#define FOR(i,a,b) for (auto i = (a); i <= (b); ++i)
#define NFOR(i,a,b) for(auto i = (a); i >= (b); --i)
#define all(x) (x).begin(), (x).end()
#define sz(x) int(x.size())
#define mp(i,a) make_pair(i,a)
#define pb(a) push_back(a)
#define bit(x,b) (x&(1LL<<b))
 
typedef int lli;
typedef pair <lli,lli> ii;
typedef pair <lli,ii> iii;
typedef vector <lli> vi;
ii segt2[8*100100];
vector<ii> arr(100001);
int fr[100001];
void up2(int node,int l,int r,int in,ii val)
{
  if(l==r)
  {
      segt2[node]=val;
      return;
  }
  int m=(l+r)/2;
  if(in<=m)
    up2(2*node+1,l,m,in,val);
  else
    up2(2*node+2,m+1,r,in,val);
  segt2[node]=max(segt2[2*node+1],segt2[2*node+2]);
}
ii qu2(int node,int l,int r,int s,int e)
{
  if(r<s||l>e)
    return(mp(-1,-1));
  if(l>=s&&r<=e)
      return(segt2[node]);
  int m=(l+r)/2;
  ii q1=qu2(2*node+1,l,m,s,e),q2=qu2(2*node+2,m+1,r,s,e);
  return(max(q1,q2));
}
int main()
{
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  lli test=1;
  for(int i=0;i<8*100100;++i)
    segt2[i]=mp(-1,-1);
  for(;test>0;--test)
  {
    int n,m;
    cin>>n>>m;
    for(int i=0;i<n;++i)
    {
      int f,s;
      cin>>f>>s;
      arr[i]=mp(f,s);
    }
    for(int i=0;i<m;++i)
      cin>>fr[i];
    sort((arr.begin()),arr.begin()+n);
    sort(fr,fr+m);
    for(int i=0;i<n;++i)
      up2(0,0,m+n+1,i,mp(arr[i].S,i));
    lli ma=0;
    for(int i=m-1;i>=0;--i)
    {
      auto it=upper_bound(arr.begin(),arr.begin()+n,mp(fr[i],1000100000))-arr.begin();
      it--;
      if(it!=-1)
      {
      ii sl=qu2(0,0,m+n+1,0,it);
        if(sl.S!=-1)
        {
          up2(0,0,m+n+1,sl.S,mp(-1,-1));
          ma++;
        }
      }
    }
    cout<<ma<<endl;
  }
  return(0);
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 7424 KB Output is correct
2 Correct 8 ms 7424 KB Output is correct
3 Correct 8 ms 7424 KB Output is correct
4 Correct 8 ms 7424 KB Output is correct
5 Correct 8 ms 7424 KB Output is correct
6 Correct 8 ms 7424 KB Output is correct
7 Correct 8 ms 7424 KB Output is correct
8 Correct 8 ms 7424 KB Output is correct
9 Correct 8 ms 7424 KB Output is correct
10 Correct 10 ms 7424 KB Output is correct
11 Correct 8 ms 7424 KB Output is correct
12 Correct 8 ms 7424 KB Output is correct
13 Correct 8 ms 7424 KB Output is correct
14 Correct 8 ms 7424 KB Output is correct
15 Correct 8 ms 7424 KB Output is correct
16 Correct 9 ms 7424 KB Output is correct
17 Correct 8 ms 7424 KB Output is correct
18 Correct 8 ms 7424 KB Output is correct
19 Correct 8 ms 7424 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 7424 KB Output is correct
2 Correct 8 ms 7424 KB Output is correct
3 Correct 8 ms 7424 KB Output is correct
4 Correct 8 ms 7424 KB Output is correct
5 Correct 8 ms 7424 KB Output is correct
6 Correct 8 ms 7424 KB Output is correct
7 Correct 8 ms 7424 KB Output is correct
8 Correct 8 ms 7424 KB Output is correct
9 Correct 8 ms 7424 KB Output is correct
10 Correct 10 ms 7424 KB Output is correct
11 Correct 8 ms 7424 KB Output is correct
12 Correct 8 ms 7424 KB Output is correct
13 Correct 8 ms 7424 KB Output is correct
14 Correct 8 ms 7424 KB Output is correct
15 Correct 8 ms 7424 KB Output is correct
16 Correct 9 ms 7424 KB Output is correct
17 Correct 8 ms 7424 KB Output is correct
18 Correct 8 ms 7424 KB Output is correct
19 Correct 8 ms 7424 KB Output is correct
20 Correct 9 ms 7424 KB Output is correct
21 Correct 9 ms 7496 KB Output is correct
22 Correct 9 ms 7552 KB Output is correct
23 Correct 9 ms 7424 KB Output is correct
24 Correct 9 ms 7424 KB Output is correct
25 Correct 10 ms 7424 KB Output is correct
26 Correct 9 ms 7424 KB Output is correct
27 Correct 10 ms 7424 KB Output is correct
28 Correct 10 ms 7424 KB Output is correct
29 Correct 10 ms 7424 KB Output is correct
30 Correct 10 ms 7424 KB Output is correct
31 Correct 9 ms 7424 KB Output is correct
32 Correct 10 ms 7424 KB Output is correct
33 Correct 9 ms 7424 KB Output is correct
34 Correct 9 ms 7424 KB Output is correct
35 Correct 9 ms 7424 KB Output is correct
36 Correct 9 ms 7424 KB Output is correct
37 Correct 9 ms 7424 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 7424 KB Output is correct
2 Correct 8 ms 7424 KB Output is correct
3 Correct 8 ms 7424 KB Output is correct
4 Correct 8 ms 7424 KB Output is correct
5 Correct 8 ms 7424 KB Output is correct
6 Correct 8 ms 7424 KB Output is correct
7 Correct 8 ms 7424 KB Output is correct
8 Correct 8 ms 7424 KB Output is correct
9 Correct 8 ms 7424 KB Output is correct
10 Correct 10 ms 7424 KB Output is correct
11 Correct 8 ms 7424 KB Output is correct
12 Correct 8 ms 7424 KB Output is correct
13 Correct 8 ms 7424 KB Output is correct
14 Correct 8 ms 7424 KB Output is correct
15 Correct 8 ms 7424 KB Output is correct
16 Correct 9 ms 7424 KB Output is correct
17 Correct 8 ms 7424 KB Output is correct
18 Correct 8 ms 7424 KB Output is correct
19 Correct 8 ms 7424 KB Output is correct
20 Correct 9 ms 7424 KB Output is correct
21 Correct 9 ms 7496 KB Output is correct
22 Correct 9 ms 7552 KB Output is correct
23 Correct 9 ms 7424 KB Output is correct
24 Correct 9 ms 7424 KB Output is correct
25 Correct 10 ms 7424 KB Output is correct
26 Correct 9 ms 7424 KB Output is correct
27 Correct 10 ms 7424 KB Output is correct
28 Correct 10 ms 7424 KB Output is correct
29 Correct 10 ms 7424 KB Output is correct
30 Correct 10 ms 7424 KB Output is correct
31 Correct 9 ms 7424 KB Output is correct
32 Correct 10 ms 7424 KB Output is correct
33 Correct 9 ms 7424 KB Output is correct
34 Correct 9 ms 7424 KB Output is correct
35 Correct 9 ms 7424 KB Output is correct
36 Correct 9 ms 7424 KB Output is correct
37 Correct 9 ms 7424 KB Output is correct
38 Correct 119 ms 10744 KB Output is correct
39 Correct 111 ms 10744 KB Output is correct
40 Correct 101 ms 10744 KB Output is correct
41 Correct 118 ms 10744 KB Output is correct
42 Correct 81 ms 10664 KB Output is correct
43 Correct 84 ms 10872 KB Output is correct
44 Correct 110 ms 10744 KB Output is correct
45 Correct 132 ms 10616 KB Output is correct
46 Correct 119 ms 10616 KB Output is correct
47 Correct 111 ms 10232 KB Output is correct
48 Correct 101 ms 10232 KB Output is correct
49 Correct 108 ms 10104 KB Output is correct
50 Correct 95 ms 10112 KB Output is correct
51 Correct 92 ms 10744 KB Output is correct
52 Correct 102 ms 10872 KB Output is correct
53 Correct 100 ms 10616 KB Output is correct
54 Correct 103 ms 10744 KB Output is correct
55 Correct 115 ms 10744 KB Output is correct
56 Correct 62 ms 9336 KB Output is correct
57 Correct 37 ms 8824 KB Output is correct
58 Correct 71 ms 9336 KB Output is correct
59 Correct 60 ms 9336 KB Output is correct
60 Correct 45 ms 8824 KB Output is correct
61 Correct 72 ms 9464 KB Output is correct
62 Correct 118 ms 10744 KB Output is correct
63 Correct 120 ms 10616 KB Output is correct
64 Correct 125 ms 10616 KB Output is correct
65 Correct 124 ms 10744 KB Output is correct
66 Correct 126 ms 10744 KB Output is correct
67 Correct 122 ms 10744 KB Output is correct
68 Correct 126 ms 10640 KB Output is correct
69 Correct 124 ms 10636 KB Output is correct
70 Correct 123 ms 10872 KB Output is correct
71 Correct 117 ms 10744 KB Output is correct
72 Correct 119 ms 10744 KB Output is correct
73 Correct 113 ms 10744 KB Output is correct