oj.uz

Submission #1026237

# Submission time Handle Problem Language Result Execution time Memory
1026237 2024-07-17T18:16:14 Z vanea Art Exhibition (JOI18_art) C++14
100 / 100
 153 ms 22312 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;

const ll NINF = -1e18;

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n;
    cin >> n;
    vector<array<ll, 2>> v(n+1);
    vector<ll> pref(n+1);
    for(int i = 1; i <= n; i++) {
        cin >> v[i][0] >> v[i][1];
    }
    sort(v.begin(), v.end());
    ll ans = v[n][1], prev = v[n][1] - v[n][0];
    for(int i = n-1; i > 0; i--) {
        ll curr = prev + v[i][1];
        ll k = v[i][1] - v[i][0];
        if(curr > k) {
            prev = curr;
            ans = max(ans, curr + v[i][0]);
        }
        else {
            prev = k;
            ans = max(ans, k + v[i][0]);
        }
    }
    cout << ans;
    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 604 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 0 ms 404 KB Output is correct
26 Correct 0 ms 348 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 604 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 0 ms 404 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 2 ms 600 KB Output is correct
28 Correct 3 ms 604 KB Output is correct
29 Correct 2 ms 604 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 2 ms 604 KB Output is correct
32 Correct 2 ms 600 KB Output is correct
33 Correct 2 ms 604 KB Output is correct
34 Correct 2 ms 604 KB Output is correct
35 Correct 2 ms 604 KB Output is correct
36 Correct 2 ms 604 KB Output is correct
37 Correct 2 ms 604 KB Output is correct
38 Correct 1 ms 464 KB Output is correct
39 Correct 2 ms 604 KB Output is correct
40 Correct 1 ms 472 KB Output is correct
41 Correct 1 ms 604 KB Output is correct
42 Correct 1 ms 700 KB Output is correct
43 Correct 2 ms 856 KB Output is correct
44 Correct 2 ms 600 KB Output is correct
45 Correct 1 ms 684 KB Output is correct
46 Correct 2 ms 604 KB Output is correct
47 Correct 2 ms 604 KB Output is correct
48 Correct 2 ms 856 KB Output is correct
49 Correct 1 ms 604 KB Output is correct
50 Correct 2 ms 704 KB Output is correct
51 Correct 2 ms 604 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 604 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 0 ms 404 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 2 ms 600 KB Output is correct
28 Correct 3 ms 604 KB Output is correct
29 Correct 2 ms 604 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 2 ms 604 KB Output is correct
32 Correct 2 ms 600 KB Output is correct
33 Correct 2 ms 604 KB Output is correct
34 Correct 2 ms 604 KB Output is correct
35 Correct 2 ms 604 KB Output is correct
36 Correct 2 ms 604 KB Output is correct
37 Correct 2 ms 604 KB Output is correct
38 Correct 1 ms 464 KB Output is correct
39 Correct 2 ms 604 KB Output is correct
40 Correct 1 ms 472 KB Output is correct
41 Correct 1 ms 604 KB Output is correct
42 Correct 1 ms 700 KB Output is correct
43 Correct 2 ms 856 KB Output is correct
44 Correct 2 ms 600 KB Output is correct
45 Correct 1 ms 684 KB Output is correct
46 Correct 2 ms 604 KB Output is correct
47 Correct 2 ms 604 KB Output is correct
48 Correct 2 ms 856 KB Output is correct
49 Correct 1 ms 604 KB Output is correct
50 Correct 2 ms 704 KB Output is correct
51 Correct 2 ms 604 KB Output is correct
52 Correct 129 ms 22312 KB Output is correct
53 Correct 153 ms 21924 KB Output is correct
54 Correct 129 ms 22100 KB Output is correct
55 Correct 129 ms 22112 KB Output is correct
56 Correct 134 ms 22096 KB Output is correct
57 Correct 129 ms 22096 KB Output is correct
58 Correct 129 ms 22012 KB Output is correct
59 Correct 133 ms 21980 KB Output is correct
60 Correct 140 ms 22092 KB Output is correct
61 Correct 136 ms 21840 KB Output is correct
62 Correct 139 ms 22140 KB Output is correct
63 Correct 126 ms 22104 KB Output is correct
64 Correct 120 ms 22072 KB Output is correct
65 Correct 148 ms 22104 KB Output is correct
66 Correct 129 ms 22096 KB Output is correct
67 Correct 133 ms 22144 KB Output is correct
68 Correct 153 ms 22084 KB Output is correct