답안 #968704

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
968704	2024-04-23T21:28:43 Z	blackslex	Global Warming (CEOI18_glo)	C++17	100 / 100	52 ms	5324 KB

#include<bits/stdc++.h>

using namespace std;

int n, d;

int main() {
    scanf("%d %d", &n, &d);
    vector<int> t(n), dp(n), dp2(n);
    for (auto &e: t) scanf("%d", &e);
    vector<int> c;
    for (int i = 0; i < n; i++) {
        auto lower = lower_bound(c.begin(), c.end(), t[i]);
        if (lower == c.end()) c.emplace_back(t[i]), dp[i] = c.size();
        else *lower = t[i], dp[i] = lower - c.begin() + 1;
    }
    int ans = c.size(); c.clear();
    for (int i = n - 1; i >= 0; i--) {
        dp2[i] = lower_bound(c.begin(), c.end(), -t[i] + d) - c.begin();
        auto lower = lower_bound(c.begin(), c.end(), -t[i]);
        if (lower == c.end()) c.emplace_back(-t[i]);
        else *lower = -t[i];
    }
    for (int i = 0; i < n; i++) ans = max(ans, dp[i] + dp2[i]);
    printf("%d", ans);
}

Compilation message

glo.cpp: In function 'int main()':
glo.cpp:8:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 |     scanf("%d %d", &n, &d);
      |     ~~~~~^~~~~~~~~~~~~~~~~
glo.cpp:10:27: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   10 |     for (auto &e: t) scanf("%d", &e);
      |                      ~~~~~^~~~~~~~~~

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	344 KB	Output is correct
13	Correct	0 ms	440 KB	Output is correct
14	Correct	1 ms	344 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	1 ms	600 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct

Subtask #3
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	344 KB	Output is correct
13	Correct	0 ms	440 KB	Output is correct
14	Correct	1 ms	344 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	1 ms	600 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	1 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct

Subtask #4
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	49 ms	2652 KB	Output is correct
2	Correct	52 ms	4820 KB	Output is correct
3	Correct	46 ms	4688 KB	Output is correct
4	Correct	45 ms	4700 KB	Output is correct
5	Correct	27 ms	4552 KB	Output is correct

Subtask #5
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	11 ms	860 KB	Output is correct
2	Correct	11 ms	1396 KB	Output is correct
3	Correct	11 ms	1388 KB	Output is correct
4	Correct	6 ms	1368 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	6 ms	1372 KB	Output is correct
7	Correct	9 ms	1400 KB	Output is correct

Subtask #6
17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	19 ms	1628 KB	Output is correct
2	Correct	19 ms	1620 KB	Output is correct
3	Correct	38 ms	2652 KB	Output is correct
4	Correct	23 ms	3284 KB	Output is correct
5	Correct	13 ms	2496 KB	Output is correct
6	Correct	20 ms	4312 KB	Output is correct
7	Correct	25 ms	5100 KB	Output is correct
8	Correct	16 ms	2396 KB	Output is correct

Subtask #7
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	344 KB	Output is correct
13	Correct	0 ms	440 KB	Output is correct
14	Correct	1 ms	344 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	1 ms	600 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	1 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	49 ms	2652 KB	Output is correct
28	Correct	52 ms	4820 KB	Output is correct
29	Correct	46 ms	4688 KB	Output is correct
30	Correct	45 ms	4700 KB	Output is correct
31	Correct	27 ms	4552 KB	Output is correct
32	Correct	11 ms	860 KB	Output is correct
33	Correct	11 ms	1396 KB	Output is correct
34	Correct	11 ms	1388 KB	Output is correct
35	Correct	6 ms	1368 KB	Output is correct
36	Correct	0 ms	344 KB	Output is correct
37	Correct	6 ms	1372 KB	Output is correct
38	Correct	9 ms	1400 KB	Output is correct
39	Correct	19 ms	1628 KB	Output is correct
40	Correct	19 ms	1620 KB	Output is correct
41	Correct	38 ms	2652 KB	Output is correct
42	Correct	23 ms	3284 KB	Output is correct
43	Correct	13 ms	2496 KB	Output is correct
44	Correct	20 ms	4312 KB	Output is correct
45	Correct	25 ms	5100 KB	Output is correct
46	Correct	16 ms	2396 KB	Output is correct
47	Correct	27 ms	2500 KB	Output is correct
48	Correct	22 ms	2396 KB	Output is correct
49	Correct	46 ms	4700 KB	Output is correct
50	Correct	25 ms	4568 KB	Output is correct
51	Correct	22 ms	3544 KB	Output is correct
52	Correct	24 ms	4564 KB	Output is correct
53	Correct	21 ms	4568 KB	Output is correct
54	Correct	25 ms	5324 KB	Output is correct
55	Correct	40 ms	4700 KB	Output is correct

답안 #968704

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