Submission #760926

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
760926	2023-06-18T22:38:27 Z	usuyus	Cigle (COI21_cigle)	C++17	100 / 100	204 ms	98440 KB

cigle

#include <bits/stdc++.h>
using namespace std;
using ll = long long;

int main() {
	ios_base::sync_with_stdio(false); cin.tie(nullptr);
	
	int n; cin >> n;

	vector<int> bricks(n);
	for (int &x : bricks) cin >> x;

	vector dp(n+1, vector(n+1, 0));

	for (int i = 0; i <= n; i++) {

		for (int j = 1; j < i; j++) {
			dp[j][i] = max(dp[j][i], dp[j-1][i]);
		}

		int balance = 0;
		int matches = 0;
		int current = 0;

		for (int k = i+1, j = i; k <= n; k++) {

			balance += bricks[k-1];
			while (j > 0 && balance - bricks[j-1] >= 0) {
				balance -= bricks[--j];
			}

			dp[i][k] = max(dp[i][k-1], current);

			if (balance == 0) {
				matches++;
				if (j > 0) current = max(current, dp[j-1][i] + matches);
			}
		}
	}

	cout << dp[n-1][n] << endl;
}

Subtask #1
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	316 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct

Subtask #2
11.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	316 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 ms	316 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	0 ms	340 KB	Output is correct
14	Correct	0 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	0 ms	340 KB	Output is correct
19	Correct	0 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct

Subtask #3
13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	1236 KB	Output is correct
2	Correct	2 ms	1216 KB	Output is correct
3	Correct	2 ms	1236 KB	Output is correct
4	Correct	2 ms	1236 KB	Output is correct
5	Correct	2 ms	1236 KB	Output is correct
6	Correct	2 ms	1216 KB	Output is correct
7	Correct	2 ms	1236 KB	Output is correct
8	Correct	2 ms	1236 KB	Output is correct
9	Correct	2 ms	1236 KB	Output is correct
10	Correct	2 ms	1236 KB	Output is correct
11	Correct	2 ms	1236 KB	Output is correct
12	Correct	2 ms	1236 KB	Output is correct

Subtask #4
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	316 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 ms	316 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	0 ms	340 KB	Output is correct
14	Correct	0 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	0 ms	340 KB	Output is correct
19	Correct	0 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	2 ms	1236 KB	Output is correct
22	Correct	2 ms	1216 KB	Output is correct
23	Correct	2 ms	1236 KB	Output is correct
24	Correct	2 ms	1236 KB	Output is correct
25	Correct	2 ms	1236 KB	Output is correct
26	Correct	2 ms	1216 KB	Output is correct
27	Correct	2 ms	1236 KB	Output is correct
28	Correct	2 ms	1236 KB	Output is correct
29	Correct	2 ms	1236 KB	Output is correct
30	Correct	2 ms	1236 KB	Output is correct
31	Correct	2 ms	1236 KB	Output is correct
32	Correct	2 ms	1236 KB	Output is correct
33	Correct	2 ms	1236 KB	Output is correct
34	Correct	2 ms	1236 KB	Output is correct
35	Correct	2 ms	1236 KB	Output is correct
36	Correct	2 ms	1216 KB	Output is correct
37	Correct	2 ms	1236 KB	Output is correct
38	Correct	2 ms	1212 KB	Output is correct
39	Correct	2 ms	1236 KB	Output is correct
40	Correct	2 ms	1236 KB	Output is correct
41	Correct	2 ms	1216 KB	Output is correct
42	Correct	2 ms	1236 KB	Output is correct
43	Correct	2 ms	1236 KB	Output is correct
44	Correct	2 ms	1236 KB	Output is correct
45	Correct	2 ms	1236 KB	Output is correct
46	Correct	2 ms	1236 KB	Output is correct
47	Correct	2 ms	1212 KB	Output is correct
48	Correct	2 ms	1236 KB	Output is correct
49	Correct	2 ms	1236 KB	Output is correct

Subtask #5
52.0 / 52.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	316 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 ms	316 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	0 ms	340 KB	Output is correct
14	Correct	0 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	0 ms	340 KB	Output is correct
19	Correct	0 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	2 ms	1236 KB	Output is correct
22	Correct	2 ms	1216 KB	Output is correct
23	Correct	2 ms	1236 KB	Output is correct
24	Correct	2 ms	1236 KB	Output is correct
25	Correct	2 ms	1236 KB	Output is correct
26	Correct	2 ms	1216 KB	Output is correct
27	Correct	2 ms	1236 KB	Output is correct
28	Correct	2 ms	1236 KB	Output is correct
29	Correct	2 ms	1236 KB	Output is correct
30	Correct	2 ms	1236 KB	Output is correct
31	Correct	2 ms	1236 KB	Output is correct
32	Correct	2 ms	1236 KB	Output is correct
33	Correct	2 ms	1236 KB	Output is correct
34	Correct	2 ms	1236 KB	Output is correct
35	Correct	2 ms	1236 KB	Output is correct
36	Correct	2 ms	1216 KB	Output is correct
37	Correct	2 ms	1236 KB	Output is correct
38	Correct	2 ms	1212 KB	Output is correct
39	Correct	2 ms	1236 KB	Output is correct
40	Correct	2 ms	1236 KB	Output is correct
41	Correct	2 ms	1216 KB	Output is correct
42	Correct	2 ms	1236 KB	Output is correct
43	Correct	2 ms	1236 KB	Output is correct
44	Correct	2 ms	1236 KB	Output is correct
45	Correct	2 ms	1236 KB	Output is correct
46	Correct	2 ms	1236 KB	Output is correct
47	Correct	2 ms	1212 KB	Output is correct
48	Correct	2 ms	1236 KB	Output is correct
49	Correct	2 ms	1236 KB	Output is correct
50	Correct	159 ms	98300 KB	Output is correct
51	Correct	159 ms	98416 KB	Output is correct
52	Correct	166 ms	98412 KB	Output is correct
53	Correct	165 ms	98336 KB	Output is correct
54	Correct	167 ms	98408 KB	Output is correct
55	Correct	165 ms	98360 KB	Output is correct
56	Correct	179 ms	98328 KB	Output is correct
57	Correct	188 ms	98416 KB	Output is correct
58	Correct	192 ms	98408 KB	Output is correct
59	Correct	194 ms	98416 KB	Output is correct
60	Correct	189 ms	98380 KB	Output is correct
61	Correct	174 ms	98320 KB	Output is correct
62	Correct	173 ms	98316 KB	Output is correct
63	Correct	174 ms	98420 KB	Output is correct
64	Correct	167 ms	98332 KB	Output is correct
65	Correct	168 ms	98424 KB	Output is correct
66	Correct	204 ms	98424 KB	Output is correct
67	Correct	167 ms	98368 KB	Output is correct
68	Correct	163 ms	98420 KB	Output is correct
69	Correct	162 ms	98428 KB	Output is correct
70	Correct	194 ms	98420 KB	Output is correct
71	Correct	188 ms	98440 KB	Output is correct
72	Correct	182 ms	98424 KB	Output is correct

Submission #760926

Compilation message

Subtask #1 9.0 / 9.0

Subtask #2 11.0 / 11.0

Subtask #3 13.0 / 13.0

Subtask #4 15.0 / 15.0

Subtask #5 52.0 / 52.0

Subtask #1
9.0 / 9.0

Subtask #2
11.0 / 11.0

Subtask #3
13.0 / 13.0

Subtask #4
15.0 / 15.0

Subtask #5
52.0 / 52.0