답안 #332453

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
332453	2020-12-02T15:52:43 Z	dolphingarlic	Bigger segments (IZhO19_segments)	C++14	100 / 100	91 ms	12140 KB

segments

#include <stdio.h>

long long pref[500001], dp_cost[500001];
int dp_cnt[500001], lptr = 0, rptr = 0, dq[500001];

int main() {
    int n;
    scanf("%d", &n);
    for (int i = 1; i <= n; ++i) {
        scanf("%d", pref + i);
        pref[i] += pref[i - 1];
        while (rptr - lptr && pref[i] - pref[dq[lptr + 1]] >= dp_cost[dq[lptr + 1]])
            ++lptr;
        dp_cnt[i] = dp_cnt[dq[lptr]] + 1;
        dp_cost[i] = pref[i] - pref[dq[lptr]];
        while (dp_cost[dq[rptr]] - dp_cost[i] >= pref[i] - pref[dq[rptr]])
            --rptr;
        dq[++rptr] = i;
    }
    printf("%d", dp_cnt[n]);
    return 0;
}

Compilation message

segments.cpp: In function 'int main()':
segments.cpp:10:17: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
   10 |         scanf("%d", pref + i);
      |                ~^   ~~~~~~~~
      |                 |        |
      |                 int*     long long int*
      |                %lld
segments.cpp:8:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    8 |     scanf("%d", &n);
      |     ~~~~~^~~~~~~~~~
segments.cpp:10:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   10 |         scanf("%d", pref + i);
      |         ~~~~~^~~~~~~~~~~~~~~~

Subtask #1
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	0 ms	364 KB	Output is correct
4	Correct	0 ms	364 KB	Output is correct
5	Correct	0 ms	364 KB	Output is correct
6	Correct	0 ms	364 KB	Output is correct
7	Correct	0 ms	364 KB	Output is correct
8	Correct	0 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	0 ms	364 KB	Output is correct
11	Correct	0 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	0 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct

Subtask #2
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	0 ms	364 KB	Output is correct
4	Correct	0 ms	364 KB	Output is correct
5	Correct	0 ms	364 KB	Output is correct
6	Correct	0 ms	364 KB	Output is correct
7	Correct	0 ms	364 KB	Output is correct
8	Correct	0 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	0 ms	364 KB	Output is correct
11	Correct	0 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	0 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	0 ms	364 KB	Output is correct
17	Correct	0 ms	364 KB	Output is correct
18	Correct	0 ms	364 KB	Output is correct
19	Correct	0 ms	364 KB	Output is correct
20	Correct	0 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	0 ms	364 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	0 ms	364 KB	Output is correct
27	Correct	0 ms	364 KB	Output is correct
28	Correct	1 ms	364 KB	Output is correct
29	Correct	0 ms	364 KB	Output is correct
30	Correct	1 ms	364 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	0 ms	364 KB	Output is correct
4	Correct	0 ms	364 KB	Output is correct
5	Correct	0 ms	364 KB	Output is correct
6	Correct	0 ms	364 KB	Output is correct
7	Correct	0 ms	364 KB	Output is correct
8	Correct	0 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	0 ms	364 KB	Output is correct
11	Correct	0 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	0 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	0 ms	364 KB	Output is correct
17	Correct	0 ms	364 KB	Output is correct
18	Correct	0 ms	364 KB	Output is correct
19	Correct	0 ms	364 KB	Output is correct
20	Correct	0 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	0 ms	364 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	0 ms	364 KB	Output is correct
27	Correct	0 ms	364 KB	Output is correct
28	Correct	1 ms	364 KB	Output is correct
29	Correct	0 ms	364 KB	Output is correct
30	Correct	1 ms	364 KB	Output is correct
31	Correct	1 ms	364 KB	Output is correct
32	Correct	1 ms	364 KB	Output is correct
33	Correct	1 ms	364 KB	Output is correct
34	Correct	1 ms	364 KB	Output is correct
35	Correct	2 ms	364 KB	Output is correct
36	Correct	2 ms	364 KB	Output is correct
37	Correct	1 ms	364 KB	Output is correct
38	Correct	1 ms	364 KB	Output is correct
39	Correct	1 ms	364 KB	Output is correct
40	Correct	1 ms	364 KB	Output is correct
41	Correct	1 ms	364 KB	Output is correct
42	Correct	1 ms	364 KB	Output is correct
43	Correct	1 ms	364 KB	Output is correct
44	Correct	1 ms	364 KB	Output is correct
45	Correct	1 ms	364 KB	Output is correct

Subtask #4
36.0 / 36.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	0 ms	364 KB	Output is correct
4	Correct	0 ms	364 KB	Output is correct
5	Correct	0 ms	364 KB	Output is correct
6	Correct	0 ms	364 KB	Output is correct
7	Correct	0 ms	364 KB	Output is correct
8	Correct	0 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	0 ms	364 KB	Output is correct
11	Correct	0 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	0 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	0 ms	364 KB	Output is correct
17	Correct	0 ms	364 KB	Output is correct
18	Correct	0 ms	364 KB	Output is correct
19	Correct	0 ms	364 KB	Output is correct
20	Correct	0 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	0 ms	364 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	0 ms	364 KB	Output is correct
27	Correct	0 ms	364 KB	Output is correct
28	Correct	1 ms	364 KB	Output is correct
29	Correct	0 ms	364 KB	Output is correct
30	Correct	1 ms	364 KB	Output is correct
31	Correct	1 ms	364 KB	Output is correct
32	Correct	1 ms	364 KB	Output is correct
33	Correct	1 ms	364 KB	Output is correct
34	Correct	1 ms	364 KB	Output is correct
35	Correct	2 ms	364 KB	Output is correct
36	Correct	2 ms	364 KB	Output is correct
37	Correct	1 ms	364 KB	Output is correct
38	Correct	1 ms	364 KB	Output is correct
39	Correct	1 ms	364 KB	Output is correct
40	Correct	1 ms	364 KB	Output is correct
41	Correct	1 ms	364 KB	Output is correct
42	Correct	1 ms	364 KB	Output is correct
43	Correct	1 ms	364 KB	Output is correct
44	Correct	1 ms	364 KB	Output is correct
45	Correct	1 ms	364 KB	Output is correct
46	Correct	14 ms	2668 KB	Output is correct
47	Correct	15 ms	2540 KB	Output is correct
48	Correct	16 ms	2284 KB	Output is correct
49	Correct	18 ms	2540 KB	Output is correct
50	Correct	27 ms	2668 KB	Output is correct
51	Correct	19 ms	2540 KB	Output is correct
52	Correct	10 ms	1516 KB	Output is correct
53	Correct	6 ms	1004 KB	Output is correct
54	Correct	14 ms	2540 KB	Output is correct
55	Correct	17 ms	2668 KB	Output is correct
56	Correct	14 ms	2668 KB	Output is correct
57	Correct	16 ms	2668 KB	Output is correct
58	Correct	14 ms	2668 KB	Output is correct
59	Correct	14 ms	2668 KB	Output is correct
60	Correct	15 ms	2668 KB	Output is correct

Subtask #5
27.0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	0 ms	364 KB	Output is correct
4	Correct	0 ms	364 KB	Output is correct
5	Correct	0 ms	364 KB	Output is correct
6	Correct	0 ms	364 KB	Output is correct
7	Correct	0 ms	364 KB	Output is correct
8	Correct	0 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	0 ms	364 KB	Output is correct
11	Correct	0 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	0 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	0 ms	364 KB	Output is correct
17	Correct	0 ms	364 KB	Output is correct
18	Correct	0 ms	364 KB	Output is correct
19	Correct	0 ms	364 KB	Output is correct
20	Correct	0 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	0 ms	364 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	0 ms	364 KB	Output is correct
27	Correct	0 ms	364 KB	Output is correct
28	Correct	1 ms	364 KB	Output is correct
29	Correct	0 ms	364 KB	Output is correct
30	Correct	1 ms	364 KB	Output is correct
31	Correct	1 ms	364 KB	Output is correct
32	Correct	1 ms	364 KB	Output is correct
33	Correct	1 ms	364 KB	Output is correct
34	Correct	1 ms	364 KB	Output is correct
35	Correct	2 ms	364 KB	Output is correct
36	Correct	2 ms	364 KB	Output is correct
37	Correct	1 ms	364 KB	Output is correct
38	Correct	1 ms	364 KB	Output is correct
39	Correct	1 ms	364 KB	Output is correct
40	Correct	1 ms	364 KB	Output is correct
41	Correct	1 ms	364 KB	Output is correct
42	Correct	1 ms	364 KB	Output is correct
43	Correct	1 ms	364 KB	Output is correct
44	Correct	1 ms	364 KB	Output is correct
45	Correct	1 ms	364 KB	Output is correct
46	Correct	14 ms	2668 KB	Output is correct
47	Correct	15 ms	2540 KB	Output is correct
48	Correct	16 ms	2284 KB	Output is correct
49	Correct	18 ms	2540 KB	Output is correct
50	Correct	27 ms	2668 KB	Output is correct
51	Correct	19 ms	2540 KB	Output is correct
52	Correct	10 ms	1516 KB	Output is correct
53	Correct	6 ms	1004 KB	Output is correct
54	Correct	14 ms	2540 KB	Output is correct
55	Correct	17 ms	2668 KB	Output is correct
56	Correct	14 ms	2668 KB	Output is correct
57	Correct	16 ms	2668 KB	Output is correct
58	Correct	14 ms	2668 KB	Output is correct
59	Correct	14 ms	2668 KB	Output is correct
60	Correct	15 ms	2668 KB	Output is correct
61	Correct	65 ms	12044 KB	Output is correct
62	Correct	65 ms	12012 KB	Output is correct
63	Correct	69 ms	11628 KB	Output is correct
64	Correct	86 ms	10476 KB	Output is correct
65	Correct	83 ms	12140 KB	Output is correct
66	Correct	91 ms	11628 KB	Output is correct
67	Correct	73 ms	9452 KB	Output is correct
68	Correct	49 ms	4844 KB	Output is correct
69	Correct	68 ms	11500 KB	Output is correct
70	Correct	86 ms	11884 KB	Output is correct
71	Correct	65 ms	12072 KB	Output is correct
72	Correct	67 ms	11628 KB	Output is correct
73	Correct	71 ms	11756 KB	Output is correct
74	Correct	72 ms	12012 KB	Output is correct
75	Correct	75 ms	12012 KB	Output is correct

답안 #332453

Compilation message

Subtask #1 13.0 / 13.0

Subtask #2 14.0 / 14.0

Subtask #3 10.0 / 10.0

Subtask #4 36.0 / 36.0

Subtask #5 27.0 / 27.0

Subtask #1
13.0 / 13.0

Subtask #2
14.0 / 14.0

Subtask #3
10.0 / 10.0

Subtask #4
36.0 / 36.0

Subtask #5
27.0 / 27.0