답안 #996779

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
996779	2024-06-11T08:03:54 Z	daffuwu	Bigger segments (IZhO19_segments)	C++14	27 / 100	1500 ms	16720 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;
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++)
    {
        for (idx=i+1; idx<=n+1; idx++)
        {
            dp[i][idx] = -1e9;
            for (j=0; j<=i-1; j++)
            {
                if (ps[idx]-ps[i]>=ps[i]-ps[j]) dp[i][idx] = max(dp[i][idx], 1+dp[j][i]);
            }
        }
    }
    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	1 ms	2392 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	1 ms	2392 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	0 ms	2396 KB	Output is correct
11	Correct	0 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	1 ms	2396 KB	Output is correct
15	Correct	1 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	1 ms	2392 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	1 ms	2392 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	0 ms	2396 KB	Output is correct
11	Correct	0 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	1 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	23 ms	8644 KB	Output is correct
17	Correct	31 ms	8532 KB	Output is correct
18	Correct	23 ms	8540 KB	Output is correct
19	Correct	23 ms	8528 KB	Output is correct
20	Correct	23 ms	8664 KB	Output is correct
21	Correct	23 ms	8640 KB	Output is correct
22	Correct	13 ms	8540 KB	Output is correct
23	Correct	6 ms	6492 KB	Output is correct
24	Correct	23 ms	8660 KB	Output is correct
25	Correct	23 ms	8540 KB	Output is correct
26	Correct	30 ms	8532 KB	Output is correct
27	Correct	23 ms	8660 KB	Output is correct
28	Correct	23 ms	8540 KB	Output is correct
29	Correct	23 ms	8536 KB	Output is correct
30	Correct	23 ms	8540 KB	Output is correct

Subtask #3
0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2392 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	1 ms	2392 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	0 ms	2396 KB	Output is correct
11	Correct	0 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	1 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	23 ms	8644 KB	Output is correct
17	Correct	31 ms	8532 KB	Output is correct
18	Correct	23 ms	8540 KB	Output is correct
19	Correct	23 ms	8528 KB	Output is correct
20	Correct	23 ms	8664 KB	Output is correct
21	Correct	23 ms	8640 KB	Output is correct
22	Correct	13 ms	8540 KB	Output is correct
23	Correct	6 ms	6492 KB	Output is correct
24	Correct	23 ms	8660 KB	Output is correct
25	Correct	23 ms	8540 KB	Output is correct
26	Correct	30 ms	8532 KB	Output is correct
27	Correct	23 ms	8660 KB	Output is correct
28	Correct	23 ms	8540 KB	Output is correct
29	Correct	23 ms	8536 KB	Output is correct
30	Correct	23 ms	8540 KB	Output is correct
31	Execution timed out	1547 ms	16720 KB	Time limit exceeded
32	Halted	0 ms	0 KB	-

Subtask #4
0 / 36.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2392 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	1 ms	2392 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	0 ms	2396 KB	Output is correct
11	Correct	0 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	1 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	23 ms	8644 KB	Output is correct
17	Correct	31 ms	8532 KB	Output is correct
18	Correct	23 ms	8540 KB	Output is correct
19	Correct	23 ms	8528 KB	Output is correct
20	Correct	23 ms	8664 KB	Output is correct
21	Correct	23 ms	8640 KB	Output is correct
22	Correct	13 ms	8540 KB	Output is correct
23	Correct	6 ms	6492 KB	Output is correct
24	Correct	23 ms	8660 KB	Output is correct
25	Correct	23 ms	8540 KB	Output is correct
26	Correct	30 ms	8532 KB	Output is correct
27	Correct	23 ms	8660 KB	Output is correct
28	Correct	23 ms	8540 KB	Output is correct
29	Correct	23 ms	8536 KB	Output is correct
30	Correct	23 ms	8540 KB	Output is correct
31	Execution timed out	1547 ms	16720 KB	Time limit exceeded
32	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	1 ms	2392 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	1 ms	2392 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	0 ms	2396 KB	Output is correct
11	Correct	0 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	1 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	23 ms	8644 KB	Output is correct
17	Correct	31 ms	8532 KB	Output is correct
18	Correct	23 ms	8540 KB	Output is correct
19	Correct	23 ms	8528 KB	Output is correct
20	Correct	23 ms	8664 KB	Output is correct
21	Correct	23 ms	8640 KB	Output is correct
22	Correct	13 ms	8540 KB	Output is correct
23	Correct	6 ms	6492 KB	Output is correct
24	Correct	23 ms	8660 KB	Output is correct
25	Correct	23 ms	8540 KB	Output is correct
26	Correct	30 ms	8532 KB	Output is correct
27	Correct	23 ms	8660 KB	Output is correct
28	Correct	23 ms	8540 KB	Output is correct
29	Correct	23 ms	8536 KB	Output is correct
30	Correct	23 ms	8540 KB	Output is correct
31	Execution timed out	1547 ms	16720 KB	Time limit exceeded
32	Halted	0 ms	0 KB	-

답안 #996779

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