답안 #259928

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
259928	2020-08-08T19:55:47 Z	ly20	Global Warming (CEOI18_glo)	C++17	100 / 100	99 ms	4344 KB

#include <bits/stdc++.h>
using namespace std;
const int MAXN = 212345, INF = 2 * 1e9 + 10;
stack <pair <int, int> > pl;
int v[MAXN], lis1[MAXN], lis2[MAXN];
int main() {
	int n, t;
	scanf("%d %d", &n, &t);
	lis1[0] = -INF; lis2[0] = -INF;
	for(int i = 1; i <= n; i++) {
		scanf("%d", &v[i]);
		lis1[i] = INF; lis2[i] = INF;
	}
	int r1 = 0;
	for(int i = n; i >= 1; i--) {
		int id = lower_bound(lis1, lis1 + n, -v[i] - t) - lis1;
		pl.push(make_pair(lis1[id], id));
		lis1[id] = -v[i] - t;
		r1 = max(r1, id);
	}
	for(int i = 1; i <= n; i++) {
		lis1[pl.top().second] = pl.top().first;
		pl.pop();
		int id = lower_bound(lis2, lis2 + n, v[i]) - lis2;
		lis2[id] = v[i];
		int id1 = lower_bound(lis1, lis1 + n, -v[i]) - lis1;
		r1 = max(r1, id + id1 - 1);
		//printf("%d %d %d\n", i, id, id1);
	}
	printf("%d\n", r1);
}

Compilation message

glo.cpp: In function 'int main()':
glo.cpp:8:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d", &n, &t);
  ~~~~~^~~~~~~~~~~~~~~~~
glo.cpp:11:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &v[i]);
   ~~~~~^~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	0 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	0 ms	384 KB	Output is correct
8	Correct	0 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	1 ms	384 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	0 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	0 ms	384 KB	Output is correct
8	Correct	0 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	1 ms	384 KB	Output is correct
12	Correct	0 ms	288 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	0 ms	384 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	0 ms	384 KB	Output is correct
17	Correct	0 ms	384 KB	Output is correct
18	Correct	0 ms	384 KB	Output is correct

Subtask #3
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	0 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	0 ms	384 KB	Output is correct
8	Correct	0 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	1 ms	384 KB	Output is correct
12	Correct	0 ms	288 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	0 ms	384 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	0 ms	384 KB	Output is correct
17	Correct	0 ms	384 KB	Output is correct
18	Correct	0 ms	384 KB	Output is correct
19	Correct	1 ms	384 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	1 ms	384 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	1 ms	512 KB	Output is correct
24	Correct	1 ms	384 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	1 ms	384 KB	Output is correct

Subtask #4
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	90 ms	4344 KB	Output is correct
2	Correct	99 ms	4344 KB	Output is correct
3	Correct	83 ms	4344 KB	Output is correct
4	Correct	89 ms	4344 KB	Output is correct
5	Correct	63 ms	4344 KB	Output is correct

Subtask #5
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	21 ms	1336 KB	Output is correct
2	Correct	20 ms	1280 KB	Output is correct
3	Correct	21 ms	1280 KB	Output is correct
4	Correct	17 ms	1280 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	15 ms	1280 KB	Output is correct
7	Correct	16 ms	1280 KB	Output is correct

Subtask #6
17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	42 ms	2552 KB	Output is correct
2	Correct	49 ms	2296 KB	Output is correct
3	Correct	76 ms	4268 KB	Output is correct
4	Correct	63 ms	4344 KB	Output is correct
5	Correct	30 ms	2304 KB	Output is correct
6	Correct	49 ms	4088 KB	Output is correct
7	Correct	54 ms	4088 KB	Output is correct
8	Correct	31 ms	2304 KB	Output is correct

Subtask #7
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	0 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	0 ms	384 KB	Output is correct
8	Correct	0 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	1 ms	384 KB	Output is correct
12	Correct	0 ms	288 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	0 ms	384 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	0 ms	384 KB	Output is correct
17	Correct	0 ms	384 KB	Output is correct
18	Correct	0 ms	384 KB	Output is correct
19	Correct	1 ms	384 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	1 ms	384 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	1 ms	512 KB	Output is correct
24	Correct	1 ms	384 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	1 ms	384 KB	Output is correct
27	Correct	90 ms	4344 KB	Output is correct
28	Correct	99 ms	4344 KB	Output is correct
29	Correct	83 ms	4344 KB	Output is correct
30	Correct	89 ms	4344 KB	Output is correct
31	Correct	63 ms	4344 KB	Output is correct
32	Correct	21 ms	1336 KB	Output is correct
33	Correct	20 ms	1280 KB	Output is correct
34	Correct	21 ms	1280 KB	Output is correct
35	Correct	17 ms	1280 KB	Output is correct
36	Correct	0 ms	384 KB	Output is correct
37	Correct	15 ms	1280 KB	Output is correct
38	Correct	16 ms	1280 KB	Output is correct
39	Correct	42 ms	2552 KB	Output is correct
40	Correct	49 ms	2296 KB	Output is correct
41	Correct	76 ms	4268 KB	Output is correct
42	Correct	63 ms	4344 KB	Output is correct
43	Correct	30 ms	2304 KB	Output is correct
44	Correct	49 ms	4088 KB	Output is correct
45	Correct	54 ms	4088 KB	Output is correct
46	Correct	31 ms	2304 KB	Output is correct
47	Correct	40 ms	2296 KB	Output is correct
48	Correct	41 ms	2296 KB	Output is correct
49	Correct	85 ms	4344 KB	Output is correct
50	Correct	65 ms	4344 KB	Output is correct
51	Correct	47 ms	3320 KB	Output is correct
52	Correct	60 ms	4344 KB	Output is correct
53	Correct	53 ms	4344 KB	Output is correct
54	Correct	66 ms	4344 KB	Output is correct
55	Correct	67 ms	4344 KB	Output is correct

답안 #259928

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 10.0 / 10.0

Subtask #3 13.0 / 13.0

Subtask #4 10.0 / 10.0

Subtask #5 20.0 / 20.0

Subtask #6 17.0 / 17.0

Subtask #7 25.0 / 25.0

Subtask #1
5.0 / 5.0

Subtask #2
10.0 / 10.0

Subtask #3
13.0 / 13.0

Subtask #4
10.0 / 10.0

Subtask #5
20.0 / 20.0

Subtask #6
17.0 / 17.0

Subtask #7
25.0 / 25.0