Submission #993733

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
993733	2024-06-06T10:41:51 Z	VMaksimoski008	Bigger segments (IZhO19_segments)	C++17	27 / 100	1500 ms	71004 KB

segments

#include <bits/stdc++.h>

#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define int long long

using namespace std;

using ll = long long;
using ull = unsigned long long;
using ld = long double;
using pii = pair<int, int>;
using pll = pair<ll, ll>;

const int mod = 1e9 + 7;
const int LOG = 20;
const int maxn = 1e5 + 5;
const double eps = 1e-9;

int32_t main() {
    ios_base::sync_with_stdio(false);
    cout.tie(0); cin.tie(0);

    int n;
    cin >> n;

    vector<int> v(n+1);
    vector<ll> pref(n+1);
    for(int i=1; i<=n; i++) {
        cin >> v[i];
        pref[i] = pref[i-1] + v[i];
    }

    int dp[n+1][n+1];
    for(int i=0; i<=n; i++)
        for(int j=0; j<=n; j++) dp[i][j] = -1e9;
    for(int i=1; i<=n; i++) dp[1][i] = 1;

    for(int i=2; i<=n; i++)
        for(int j=i; j<=n; j++)
            for(int k=1; k<i; k++)
                if(pref[j] - pref[i-1] >= pref[i-1] - pref[k-1]) dp[i][j] = max(dp[i][j], dp[k][i-1] + 1);

    int ans = 0;
    for(int i=1; i<=n; i++) ans = max(ans, dp[i][n]);
    cout << ans << '\n';
    return 0;
}

Subtask #1
13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	348 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	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 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

Subtask #2
14.0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	348 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	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 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	26 ms	2396 KB	Output is correct
17	Correct	27 ms	2428 KB	Output is correct
18	Correct	28 ms	2392 KB	Output is correct
19	Correct	22 ms	2392 KB	Output is correct
20	Correct	25 ms	2440 KB	Output is correct
21	Correct	26 ms	2436 KB	Output is correct
22	Correct	13 ms	1624 KB	Output is correct
23	Correct	6 ms	1116 KB	Output is correct
24	Correct	26 ms	2396 KB	Output is correct
25	Correct	32 ms	2392 KB	Output is correct
26	Correct	31 ms	2396 KB	Output is correct
27	Correct	21 ms	2396 KB	Output is correct
28	Correct	27 ms	2392 KB	Output is correct
29	Correct	27 ms	2396 KB	Output is correct
30	Correct	25 ms	2392 KB	Output is correct

Subtask #3
0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	348 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	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 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	26 ms	2396 KB	Output is correct
17	Correct	27 ms	2428 KB	Output is correct
18	Correct	28 ms	2392 KB	Output is correct
19	Correct	22 ms	2392 KB	Output is correct
20	Correct	25 ms	2440 KB	Output is correct
21	Correct	26 ms	2436 KB	Output is correct
22	Correct	13 ms	1624 KB	Output is correct
23	Correct	6 ms	1116 KB	Output is correct
24	Correct	26 ms	2396 KB	Output is correct
25	Correct	32 ms	2392 KB	Output is correct
26	Correct	31 ms	2396 KB	Output is correct
27	Correct	21 ms	2396 KB	Output is correct
28	Correct	27 ms	2392 KB	Output is correct
29	Correct	27 ms	2396 KB	Output is correct
30	Correct	25 ms	2392 KB	Output is correct
31	Execution timed out	1564 ms	71004 KB	Time limit exceeded
32	Halted	0 ms	0 KB	-

Subtask #4
0 / 36.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	348 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	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 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	26 ms	2396 KB	Output is correct
17	Correct	27 ms	2428 KB	Output is correct
18	Correct	28 ms	2392 KB	Output is correct
19	Correct	22 ms	2392 KB	Output is correct
20	Correct	25 ms	2440 KB	Output is correct
21	Correct	26 ms	2436 KB	Output is correct
22	Correct	13 ms	1624 KB	Output is correct
23	Correct	6 ms	1116 KB	Output is correct
24	Correct	26 ms	2396 KB	Output is correct
25	Correct	32 ms	2392 KB	Output is correct
26	Correct	31 ms	2396 KB	Output is correct
27	Correct	21 ms	2396 KB	Output is correct
28	Correct	27 ms	2392 KB	Output is correct
29	Correct	27 ms	2396 KB	Output is correct
30	Correct	25 ms	2392 KB	Output is correct
31	Execution timed out	1564 ms	71004 KB	Time limit exceeded
32	Halted	0 ms	0 KB	-

Subtask #5
0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	348 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	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 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	26 ms	2396 KB	Output is correct
17	Correct	27 ms	2428 KB	Output is correct
18	Correct	28 ms	2392 KB	Output is correct
19	Correct	22 ms	2392 KB	Output is correct
20	Correct	25 ms	2440 KB	Output is correct
21	Correct	26 ms	2436 KB	Output is correct
22	Correct	13 ms	1624 KB	Output is correct
23	Correct	6 ms	1116 KB	Output is correct
24	Correct	26 ms	2396 KB	Output is correct
25	Correct	32 ms	2392 KB	Output is correct
26	Correct	31 ms	2396 KB	Output is correct
27	Correct	21 ms	2396 KB	Output is correct
28	Correct	27 ms	2392 KB	Output is correct
29	Correct	27 ms	2396 KB	Output is correct
30	Correct	25 ms	2392 KB	Output is correct
31	Execution timed out	1564 ms	71004 KB	Time limit exceeded
32	Halted	0 ms	0 KB	-

Submission #993733

Compilation message

Subtask #1 13.0 / 13.0

Subtask #2 14.0 / 14.0

Subtask #3 0 / 10.0

Subtask #4 0 / 36.0

Subtask #5 0 / 27.0

Subtask #1
13.0 / 13.0

Subtask #2
14.0 / 14.0

Subtask #3
0 / 10.0

Subtask #4
0 / 36.0

Subtask #5
0 / 27.0