Submission #94481

# Submission time Handle Problem Language Result Execution time Memory
94481 2019-01-19T10:01:16 Z fedoseevtimofey Art Exhibition (JOI18_art) C++14
100 / 100
333 ms 26872 KB
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;

// pref[j + 1] - pref[i] - (a[j] - a[i])
// pref[j + 1] - a[j] - pref[i] + a[i]


int main() {
    ios_base::sync_with_stdio(false); cin.tie(0); cout.setf(ios::fixed); cout.precision(20);
    #ifdef LOCAL
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
    #endif
    int n;
    cin >> n;
    vector <ll> a(n), b(n);
    for (int i = 0; i < n; ++i) {
        cin >> a[i] >> b[i];
    }
    vector <int> idx(n);
    iota(idx.begin(), idx.end(), 0);
    sort(idx.begin(), idx.end(), [&] (int i, int j) {
        return a[i] < a[j];
    });
    vector <ll> pref(n + 1);
    for (int i = 0; i < n; ++i) {
        pref[i + 1] = pref[i] + b[idx[i]];
    }
    ll ans = 0;
    ll mx = -2e18;
    for (int i = 0; i < n; ++i) {
        mx = max(mx, a[idx[i]] - pref[i]);
        ans = max(ans, mx + pref[i + 1] - a[idx[i]]);
    }
    cout << ans << '\n';
}
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 380 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 380 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 368 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 380 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 368 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 4 ms 504 KB Output is correct
28 Correct 4 ms 504 KB Output is correct
29 Correct 4 ms 504 KB Output is correct
30 Correct 4 ms 504 KB Output is correct
31 Correct 4 ms 504 KB Output is correct
32 Correct 4 ms 504 KB Output is correct
33 Correct 3 ms 504 KB Output is correct
34 Correct 4 ms 504 KB Output is correct
35 Correct 4 ms 504 KB Output is correct
36 Correct 3 ms 504 KB Output is correct
37 Correct 4 ms 504 KB Output is correct
38 Correct 4 ms 504 KB Output is correct
39 Correct 4 ms 504 KB Output is correct
40 Correct 4 ms 504 KB Output is correct
41 Correct 4 ms 504 KB Output is correct
42 Correct 4 ms 504 KB Output is correct
43 Correct 4 ms 508 KB Output is correct
44 Correct 4 ms 504 KB Output is correct
45 Correct 4 ms 504 KB Output is correct
46 Correct 3 ms 504 KB Output is correct
47 Correct 3 ms 504 KB Output is correct
48 Correct 4 ms 508 KB Output is correct
49 Correct 4 ms 504 KB Output is correct
50 Correct 4 ms 504 KB Output is correct
51 Correct 4 ms 504 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 380 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 368 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 4 ms 504 KB Output is correct
28 Correct 4 ms 504 KB Output is correct
29 Correct 4 ms 504 KB Output is correct
30 Correct 4 ms 504 KB Output is correct
31 Correct 4 ms 504 KB Output is correct
32 Correct 4 ms 504 KB Output is correct
33 Correct 3 ms 504 KB Output is correct
34 Correct 4 ms 504 KB Output is correct
35 Correct 4 ms 504 KB Output is correct
36 Correct 3 ms 504 KB Output is correct
37 Correct 4 ms 504 KB Output is correct
38 Correct 4 ms 504 KB Output is correct
39 Correct 4 ms 504 KB Output is correct
40 Correct 4 ms 504 KB Output is correct
41 Correct 4 ms 504 KB Output is correct
42 Correct 4 ms 504 KB Output is correct
43 Correct 4 ms 508 KB Output is correct
44 Correct 4 ms 504 KB Output is correct
45 Correct 4 ms 504 KB Output is correct
46 Correct 3 ms 504 KB Output is correct
47 Correct 3 ms 504 KB Output is correct
48 Correct 4 ms 508 KB Output is correct
49 Correct 4 ms 504 KB Output is correct
50 Correct 4 ms 504 KB Output is correct
51 Correct 4 ms 504 KB Output is correct
52 Correct 216 ms 14124 KB Output is correct
53 Correct 222 ms 26744 KB Output is correct
54 Correct 223 ms 26872 KB Output is correct
55 Correct 230 ms 26616 KB Output is correct
56 Correct 225 ms 26616 KB Output is correct
57 Correct 231 ms 26640 KB Output is correct
58 Correct 213 ms 26756 KB Output is correct
59 Correct 233 ms 26688 KB Output is correct
60 Correct 218 ms 26744 KB Output is correct
61 Correct 213 ms 26588 KB Output is correct
62 Correct 333 ms 26648 KB Output is correct
63 Correct 221 ms 26800 KB Output is correct
64 Correct 231 ms 26760 KB Output is correct
65 Correct 224 ms 26820 KB Output is correct
66 Correct 219 ms 26744 KB Output is correct
67 Correct 215 ms 26716 KB Output is correct
68 Correct 217 ms 26744 KB Output is correct