oj.uz

Submission #912639

# Submission time Handle Problem Language Result Execution time Memory
912639 2024-01-19T17:10:38 Z alexdd Examination (JOI19_examination) C++17
43 / 100
 2836 ms 149196 KB 
#include<bits/stdc++.h>
using namespace std;

#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
typedef tree<pair<int,int>,null_type,greater<pair<int,int>>,rb_tree_tag,tree_order_statistics_node_update> ordered_set;

int n,q,cate;
pair<int,int> a[100005];
int rez[100005];
pair<pair<int,pair<int,int>>,int> qrys[100005];
map<int,int> mp;
map<int,int> nrm;
bool cmp(pair<int,int> x, pair<int,int> y)
{
    return x.first + x.second > y.first + y.second;
}

ordered_set aint[265000];
void upd(int nod, int st, int dr, int poz, pair<int,int> newv)
{
    aint[nod].insert(newv);
    if(st==dr)
        return;
    int mij=(st+dr)/2;
    if(poz<=mij) upd(nod*2,st,mij,poz,newv);
    else upd(nod*2+1,mij+1,dr,poz,newv);
}
int qry(int nod, int st, int dr, int le, int ri, int lim)
{
    if(le>ri)
        return 0;
    if(le==st && dr==ri)
        return aint[nod].order_of_key({lim,-1});
    int mij=(st+dr)/2;
    return qry(nod*2,st,mij,le,min(mij,ri),lim) + qry(nod*2+1,mij+1,dr,max(mij+1,le),ri,lim);
}

signed main()
{
    cin>>n>>q;
    for(int i=1;i<=n;i++)
    {
        cin>>a[i].first>>a[i].second;
        mp[a[i].first]++;
    }
    sort(a+1,a+1+n,cmp);
    for(int i=1;i<=q;i++)
    {
        cin>>qrys[i].first.second.first>>qrys[i].first.second.second>>qrys[i].first.first;
        qrys[i].second=i;
        mp[qrys[i].first.second.first]++;
    }
    for(auto it:mp)
        nrm[it.first]=++cate;
    sort(qrys+1,qrys+1+q);
    int poz=1;
    for(int i=q;i>0;i--)
    {
        while(poz<=n && a[poz].first+a[poz].second >= qrys[i].first.first)
        {
            ///adauga poz
            upd(1,1,cate,nrm[a[poz].first],{a[poz].second,poz});
            poz++;
        }
        rez[qrys[i].second] = qry(1,1,cate,nrm[qrys[i].first.second.first],cate,qrys[i].first.second.second);
    }
    for(int i=1;i<=q;i++)
        cout<<rez[i]<<"\n";
    return 0;
}

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 27224 KB Output is correct
2 Correct 18 ms 27256 KB Output is correct
3 Correct 17 ms 27228 KB Output is correct
4 Correct 17 ms 27472 KB Output is correct
5 Correct 17 ms 27224 KB Output is correct
6 Correct 17 ms 27228 KB Output is correct
7 Correct 41 ms 30612 KB Output is correct
8 Correct 45 ms 30548 KB Output is correct
9 Correct 38 ms 30544 KB Output is correct
10 Correct 37 ms 30520 KB Output is correct
11 Correct 25 ms 28252 KB Output is correct
12 Correct 28 ms 28252 KB Output is correct
13 Correct 39 ms 30688 KB Output is correct
14 Correct 37 ms 30556 KB Output is correct
15 Correct 37 ms 30600 KB Output is correct
16 Correct 22 ms 27856 KB Output is correct
17 Correct 35 ms 30556 KB Output is correct
18 Correct 22 ms 28240 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1756 ms 148548 KB Output is correct
2 Correct 1770 ms 148968 KB Output is correct
3 Correct 1802 ms 148716 KB Output is correct
4 Correct 932 ms 147764 KB Output is correct
5 Correct 350 ms 58704 KB Output is correct
6 Correct 308 ms 58000 KB Output is correct
7 Correct 1638 ms 143896 KB Output is correct
8 Correct 1761 ms 148716 KB Output is correct
9 Correct 1668 ms 143768 KB Output is correct
10 Correct 180 ms 42576 KB Output is correct
11 Correct 868 ms 147792 KB Output is correct
12 Correct 364 ms 47956 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1756 ms 148548 KB Output is correct
2 Correct 1770 ms 148968 KB Output is correct
3 Correct 1802 ms 148716 KB Output is correct
4 Correct 932 ms 147764 KB Output is correct
5 Correct 350 ms 58704 KB Output is correct
6 Correct 308 ms 58000 KB Output is correct
7 Correct 1638 ms 143896 KB Output is correct
8 Correct 1761 ms 148716 KB Output is correct
9 Correct 1668 ms 143768 KB Output is correct
10 Correct 180 ms 42576 KB Output is correct
11 Correct 868 ms 147792 KB Output is correct
12 Correct 364 ms 47956 KB Output is correct
13 Correct 2626 ms 149132 KB Output is correct
14 Correct 2836 ms 149196 KB Output is correct
15 Correct 1966 ms 148660 KB Output is correct
16 Correct 1239 ms 148332 KB Output is correct
17 Correct 406 ms 59008 KB Output is correct
18 Correct 312 ms 58196 KB Output is correct
19 Correct 2190 ms 149116 KB Output is correct
20 Correct 2380 ms 148984 KB Output is correct
21 Correct 1937 ms 147568 KB Output is correct
22 Correct 169 ms 42620 KB Output is correct
23 Correct 887 ms 147728 KB Output is correct
24 Correct 352 ms 47820 KB Output is correct

Subtask #4
0 / 57.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 27224 KB Output is correct
2 Correct 18 ms 27256 KB Output is correct
3 Correct 17 ms 27228 KB Output is correct
4 Correct 17 ms 27472 KB Output is correct
5 Correct 17 ms 27224 KB Output is correct
6 Correct 17 ms 27228 KB Output is correct
7 Correct 41 ms 30612 KB Output is correct
8 Correct 45 ms 30548 KB Output is correct
9 Correct 38 ms 30544 KB Output is correct
10 Correct 37 ms 30520 KB Output is correct
11 Correct 25 ms 28252 KB Output is correct
12 Correct 28 ms 28252 KB Output is correct
13 Correct 39 ms 30688 KB Output is correct
14 Correct 37 ms 30556 KB Output is correct
15 Correct 37 ms 30600 KB Output is correct
16 Correct 22 ms 27856 KB Output is correct
17 Correct 35 ms 30556 KB Output is correct
18 Correct 22 ms 28240 KB Output is correct
19 Correct 1756 ms 148548 KB Output is correct
20 Correct 1770 ms 148968 KB Output is correct
21 Correct 1802 ms 148716 KB Output is correct
22 Correct 932 ms 147764 KB Output is correct
23 Correct 350 ms 58704 KB Output is correct
24 Correct 308 ms 58000 KB Output is correct
25 Correct 1638 ms 143896 KB Output is correct
26 Correct 1761 ms 148716 KB Output is correct
27 Correct 1668 ms 143768 KB Output is correct
28 Correct 180 ms 42576 KB Output is correct
29 Correct 868 ms 147792 KB Output is correct
30 Correct 364 ms 47956 KB Output is correct
31 Correct 2626 ms 149132 KB Output is correct
32 Correct 2836 ms 149196 KB Output is correct
33 Correct 1966 ms 148660 KB Output is correct
34 Correct 1239 ms 148332 KB Output is correct
35 Correct 406 ms 59008 KB Output is correct
36 Correct 312 ms 58196 KB Output is correct
37 Correct 2190 ms 149116 KB Output is correct
38 Correct 2380 ms 148984 KB Output is correct
39 Correct 1937 ms 147568 KB Output is correct
40 Correct 169 ms 42620 KB Output is correct
41 Correct 887 ms 147728 KB Output is correct
42 Correct 352 ms 47820 KB Output is correct
43 Runtime error 337 ms 99664 KB Execution killed with signal 11
44 Halted 0 ms 0 KB -