oj.uz

Submission #835081

# Submission time Handle Problem Language Result Execution time Memory
835081 2023-08-23T07:48:36 Z jasmin Advertisement 2 (JOI23_ho_t2) C++17
100 / 100
 294 ms 45728 KB 
#include<bits/stdc++.h>
using namespace std;
#define int long long

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);

    int n;
    cin >> n;
    vector<pair<int,int> > a(n);
    for(int i=0; i<n; i++){
        cin >> a[i].second >> a[i].first;
    }
    sort(a.begin(), a.end());
    reverse(a.begin(), a.end());

    set<pair<int,int> > given;
    int ans=0;
    for(int i=0; i<n; i++){
        auto [e, x]=a[i];

        auto r=given.upper_bound({x, e});
        if(r!=given.end()){

            auto [x2, e2]=*r;
            if(e2-e >= x2-x) continue;
        }
        if(r!=given.begin()){

            auto [x2, e2] =*prev(r);
            if(e2-e >= x-x2) continue;
        }

        ans++;
        given.insert({x, e});
    }

    cout << ans << "\n";
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 68 ms 11980 KB Output is correct
3 Correct 86 ms 11468 KB Output is correct
4 Correct 120 ms 16812 KB Output is correct
5 Correct 80 ms 11684 KB Output is correct
6 Correct 294 ms 45728 KB Output is correct
7 Correct 226 ms 31308 KB Output is correct
8 Correct 134 ms 18120 KB Output is correct
9 Correct 97 ms 17872 KB Output is correct

Subtask #2
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 260 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct

Subtask #3
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 260 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct

Subtask #4
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 68 ms 11980 KB Output is correct
3 Correct 86 ms 11468 KB Output is correct
4 Correct 120 ms 16812 KB Output is correct
5 Correct 80 ms 11684 KB Output is correct
6 Correct 294 ms 45728 KB Output is correct
7 Correct 226 ms 31308 KB Output is correct
8 Correct 134 ms 18120 KB Output is correct
9 Correct 97 ms 17872 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 260 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 123 ms 11928 KB Output is correct
37 Correct 122 ms 15116 KB Output is correct
38 Correct 156 ms 17744 KB Output is correct
39 Correct 139 ms 14780 KB Output is correct
40 Correct 151 ms 17772 KB Output is correct
41 Correct 146 ms 17768 KB Output is correct
42 Correct 133 ms 17876 KB Output is correct
43 Correct 153 ms 24732 KB Output is correct
44 Correct 132 ms 17876 KB Output is correct
45 Correct 242 ms 45184 KB Output is correct