답안 #996792

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
996792	2024-06-11T08:22:46 Z	daffuwu	Bigger segments (IZhO19_segments)	C++14	37 / 100	554 ms	83492 KB

segments

#include <bits/stdc++.h>
using namespace std;
#define fr first
#define sc second
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());

int dp[3069][3069], n, a, mx;
long long ps[500069];

int main() 
{
    int i, j, idx;
    scanf("%d", &n);
    for (i=1; i<=n; i++)
    {
        scanf("%d", &a);
        ps[i] = ps[i-1]+a;
    }
    ps[n+1] = 1e17;
    for (i=1; i<=n; i++)
    {
        mx = -1e9;
        for (idx=i+1, j=i-1; idx<=n+1; idx++)
        {
            for (; j>=0 && ps[idx]-ps[i]>=ps[i]-ps[j]; j--)
            {
                mx = max(mx, 1+dp[j][i]);
            }
            dp[i][idx] = mx;
            // printf("dp[%d][%d] = %d\n", i, idx, dp[i][idx]);
        }
        // printf("\n");
    }
    printf("%d\n", dp[n][n+1]);    
}

Compilation message

segments.cpp: In function 'int main()':
segments.cpp:13:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |     scanf("%d", &n);
      |     ~~~~~^~~~~~~~~~
segments.cpp:16:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 |         scanf("%d", &a);
      |         ~~~~~^~~~~~~~~~

Subtask #1
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	0 ms	2396 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	0 ms	2396 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	2396 KB	Output is correct
12	Correct	1 ms	2396 KB	Output is correct
13	Correct	0 ms	2396 KB	Output is correct
14	Correct	0 ms	2396 KB	Output is correct
15	Correct	0 ms	2396 KB	Output is correct

Subtask #2
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	0 ms	2396 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	0 ms	2396 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	2396 KB	Output is correct
12	Correct	1 ms	2396 KB	Output is correct
13	Correct	0 ms	2396 KB	Output is correct
14	Correct	0 ms	2396 KB	Output is correct
15	Correct	0 ms	2396 KB	Output is correct
16	Correct	2 ms	8540 KB	Output is correct
17	Correct	1 ms	8540 KB	Output is correct
18	Correct	1 ms	8540 KB	Output is correct
19	Correct	1 ms	8540 KB	Output is correct
20	Correct	1 ms	8540 KB	Output is correct
21	Correct	1 ms	8540 KB	Output is correct
22	Correct	1 ms	8540 KB	Output is correct
23	Correct	1 ms	6492 KB	Output is correct
24	Correct	2 ms	8540 KB	Output is correct
25	Correct	1 ms	8540 KB	Output is correct
26	Correct	1 ms	8540 KB	Output is correct
27	Correct	1 ms	8540 KB	Output is correct
28	Correct	1 ms	8540 KB	Output is correct
29	Correct	1 ms	8540 KB	Output is correct
30	Correct	1 ms	8652 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	0 ms	2396 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	0 ms	2396 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	2396 KB	Output is correct
12	Correct	1 ms	2396 KB	Output is correct
13	Correct	0 ms	2396 KB	Output is correct
14	Correct	0 ms	2396 KB	Output is correct
15	Correct	0 ms	2396 KB	Output is correct
16	Correct	2 ms	8540 KB	Output is correct
17	Correct	1 ms	8540 KB	Output is correct
18	Correct	1 ms	8540 KB	Output is correct
19	Correct	1 ms	8540 KB	Output is correct
20	Correct	1 ms	8540 KB	Output is correct
21	Correct	1 ms	8540 KB	Output is correct
22	Correct	1 ms	8540 KB	Output is correct
23	Correct	1 ms	6492 KB	Output is correct
24	Correct	2 ms	8540 KB	Output is correct
25	Correct	1 ms	8540 KB	Output is correct
26	Correct	1 ms	8540 KB	Output is correct
27	Correct	1 ms	8540 KB	Output is correct
28	Correct	1 ms	8540 KB	Output is correct
29	Correct	1 ms	8540 KB	Output is correct
30	Correct	1 ms	8652 KB	Output is correct
31	Correct	18 ms	37640 KB	Output is correct
32	Correct	17 ms	37456 KB	Output is correct
33	Correct	23 ms	37464 KB	Output is correct
34	Correct	17 ms	37468 KB	Output is correct
35	Correct	18 ms	37644 KB	Output is correct
36	Correct	35 ms	37460 KB	Output is correct
37	Correct	19 ms	33104 KB	Output is correct
38	Correct	12 ms	26972 KB	Output is correct
39	Correct	31 ms	37468 KB	Output is correct
40	Correct	15 ms	37468 KB	Output is correct
41	Correct	16 ms	37468 KB	Output is correct
42	Correct	16 ms	37464 KB	Output is correct
43	Correct	17 ms	37468 KB	Output is correct
44	Correct	19 ms	37464 KB	Output is correct
45	Correct	20 ms	37468 KB	Output is correct

Subtask #4
0 / 36.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	0 ms	2396 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	0 ms	2396 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	2396 KB	Output is correct
12	Correct	1 ms	2396 KB	Output is correct
13	Correct	0 ms	2396 KB	Output is correct
14	Correct	0 ms	2396 KB	Output is correct
15	Correct	0 ms	2396 KB	Output is correct
16	Correct	2 ms	8540 KB	Output is correct
17	Correct	1 ms	8540 KB	Output is correct
18	Correct	1 ms	8540 KB	Output is correct
19	Correct	1 ms	8540 KB	Output is correct
20	Correct	1 ms	8540 KB	Output is correct
21	Correct	1 ms	8540 KB	Output is correct
22	Correct	1 ms	8540 KB	Output is correct
23	Correct	1 ms	6492 KB	Output is correct
24	Correct	2 ms	8540 KB	Output is correct
25	Correct	1 ms	8540 KB	Output is correct
26	Correct	1 ms	8540 KB	Output is correct
27	Correct	1 ms	8540 KB	Output is correct
28	Correct	1 ms	8540 KB	Output is correct
29	Correct	1 ms	8540 KB	Output is correct
30	Correct	1 ms	8652 KB	Output is correct
31	Correct	18 ms	37640 KB	Output is correct
32	Correct	17 ms	37456 KB	Output is correct
33	Correct	23 ms	37464 KB	Output is correct
34	Correct	17 ms	37468 KB	Output is correct
35	Correct	18 ms	37644 KB	Output is correct
36	Correct	35 ms	37460 KB	Output is correct
37	Correct	19 ms	33104 KB	Output is correct
38	Correct	12 ms	26972 KB	Output is correct
39	Correct	31 ms	37468 KB	Output is correct
40	Correct	15 ms	37468 KB	Output is correct
41	Correct	16 ms	37468 KB	Output is correct
42	Correct	16 ms	37464 KB	Output is correct
43	Correct	17 ms	37468 KB	Output is correct
44	Correct	19 ms	37464 KB	Output is correct
45	Correct	20 ms	37468 KB	Output is correct
46	Runtime error	554 ms	83492 KB	Execution killed with signal 11
47	Halted	0 ms	0 KB	-

Subtask #5
0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	0 ms	2396 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	0 ms	2396 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	2396 KB	Output is correct
12	Correct	1 ms	2396 KB	Output is correct
13	Correct	0 ms	2396 KB	Output is correct
14	Correct	0 ms	2396 KB	Output is correct
15	Correct	0 ms	2396 KB	Output is correct
16	Correct	2 ms	8540 KB	Output is correct
17	Correct	1 ms	8540 KB	Output is correct
18	Correct	1 ms	8540 KB	Output is correct
19	Correct	1 ms	8540 KB	Output is correct
20	Correct	1 ms	8540 KB	Output is correct
21	Correct	1 ms	8540 KB	Output is correct
22	Correct	1 ms	8540 KB	Output is correct
23	Correct	1 ms	6492 KB	Output is correct
24	Correct	2 ms	8540 KB	Output is correct
25	Correct	1 ms	8540 KB	Output is correct
26	Correct	1 ms	8540 KB	Output is correct
27	Correct	1 ms	8540 KB	Output is correct
28	Correct	1 ms	8540 KB	Output is correct
29	Correct	1 ms	8540 KB	Output is correct
30	Correct	1 ms	8652 KB	Output is correct
31	Correct	18 ms	37640 KB	Output is correct
32	Correct	17 ms	37456 KB	Output is correct
33	Correct	23 ms	37464 KB	Output is correct
34	Correct	17 ms	37468 KB	Output is correct
35	Correct	18 ms	37644 KB	Output is correct
36	Correct	35 ms	37460 KB	Output is correct
37	Correct	19 ms	33104 KB	Output is correct
38	Correct	12 ms	26972 KB	Output is correct
39	Correct	31 ms	37468 KB	Output is correct
40	Correct	15 ms	37468 KB	Output is correct
41	Correct	16 ms	37468 KB	Output is correct
42	Correct	16 ms	37464 KB	Output is correct
43	Correct	17 ms	37468 KB	Output is correct
44	Correct	19 ms	37464 KB	Output is correct
45	Correct	20 ms	37468 KB	Output is correct
46	Runtime error	554 ms	83492 KB	Execution killed with signal 11
47	Halted	0 ms	0 KB	-

답안 #996792

Compilation message

Subtask #1 13.0 / 13.0

Subtask #2 14.0 / 14.0

Subtask #3 10.0 / 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
10.0 / 10.0

Subtask #4
0 / 36.0

Subtask #5
0 / 27.0