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Submission #991142

# Submission time Handle Problem Language Result Execution time Memory
991142 2024-06-01T12:12:16 Z gmroh06 None (JOI14_ho_t3) C++14
100 / 100
 349 ms 4692 KB 
#include <bits/stdc++.h>

using namespace std;

using ll = long long;

inline void fastio();

ll n, arr[200001], sum[200001], ans, mx;

int main() {
    fastio();

    cin >> n;

    for (ll i = 0; i < n; i++) {
        cin >> arr[i];
        arr[i + n] = arr[i];
        mx = max(mx, arr[i]);
    }

    for (ll i = 0; i < 2 * n; i++) {
        sum[i + 1] = sum[i] + arr[i];
    }

    for (ll i = 0; i < n; i++) {
        ll s = 0, e = sum[2 * n];

        while (s - e + 1 < 0) {
            ll m = (s + e) / 2;
            bool chk = true;

            for (ll j = 0, loc = i; j < 3; j++) {
                loc = lower_bound(sum, sum + 2 * n + 1, m + sum[loc]) - sum;

                if (loc > i + n) {
                    chk = false;
                    break;
                }
            }

            if (chk) {
                s = m;
            } else {
                e = m;
            }
        }

        ans = max(ans, s);
    }

    cout << ans << '\n';
}

inline void fastio() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2504 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2504 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2504 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 16 ms 2652 KB Output is correct
22 Correct 17 ms 2520 KB Output is correct
23 Correct 16 ms 2680 KB Output is correct
24 Correct 16 ms 2680 KB Output is correct
25 Correct 16 ms 2648 KB Output is correct
26 Correct 21 ms 2652 KB Output is correct
27 Correct 20 ms 2652 KB Output is correct
28 Correct 21 ms 2652 KB Output is correct
29 Correct 21 ms 2648 KB Output is correct
30 Correct 24 ms 2720 KB Output is correct
31 Correct 10 ms 2652 KB Output is correct
32 Correct 11 ms 2652 KB Output is correct
33 Correct 10 ms 2652 KB Output is correct
34 Correct 10 ms 2652 KB Output is correct
35 Correct 10 ms 2652 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2504 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 16 ms 2652 KB Output is correct
22 Correct 17 ms 2520 KB Output is correct
23 Correct 16 ms 2680 KB Output is correct
24 Correct 16 ms 2680 KB Output is correct
25 Correct 16 ms 2648 KB Output is correct
26 Correct 21 ms 2652 KB Output is correct
27 Correct 20 ms 2652 KB Output is correct
28 Correct 21 ms 2652 KB Output is correct
29 Correct 21 ms 2648 KB Output is correct
30 Correct 24 ms 2720 KB Output is correct
31 Correct 10 ms 2652 KB Output is correct
32 Correct 11 ms 2652 KB Output is correct
33 Correct 10 ms 2652 KB Output is correct
34 Correct 10 ms 2652 KB Output is correct
35 Correct 10 ms 2652 KB Output is correct
36 Correct 320 ms 4444 KB Output is correct
37 Correct 333 ms 4444 KB Output is correct
38 Correct 318 ms 4532 KB Output is correct
39 Correct 327 ms 4440 KB Output is correct
40 Correct 349 ms 4444 KB Output is correct
41 Correct 344 ms 4692 KB Output is correct
42 Correct 319 ms 4532 KB Output is correct
43 Correct 328 ms 4532 KB Output is correct
44 Correct 321 ms 4440 KB Output is correct
45 Correct 329 ms 4688 KB Output is correct
46 Correct 160 ms 3672 KB Output is correct
47 Correct 160 ms 3552 KB Output is correct
48 Correct 162 ms 3676 KB Output is correct