답안 #1000084

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1000084	2024-06-16T15:49:29 Z	daffuwu	Global Warming (CEOI18_glo)	C++14	100 / 100	46 ms	3712 KB

#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 n, x, t[200069], ans, r[200069];
vector<int> vc;

int main() 
{
    int i, j;
    scanf("%d%d", &n, &x);
    for (i=1; i<=n; i++)
    {
        scanf("%d", t+i);
    }
    for (i=n; i>=1; i--)
    {
        auto it = lower_bound(vc.begin(), vc.end(), -t[i]);
        if (it == vc.end()) 
        {
            vc.push_back(-t[i]);
            r[i] = vc.size();
        }  else 
        {
            *it = -t[i];
            r[i] = it-vc.begin()+1;
        }
    }
    vc.clear();
    for (i=1; i<=n; i++)
    {
        auto it = lower_bound(vc.begin(), vc.end(), t[i]);
        if (it == vc.end()) vc.push_back(t[i]);
        else *it = t[i];
        j = upper_bound(vc.begin(), vc.end(), t[i+1]+x-1)-vc.begin();
        ans = max(ans, j+r[i+1]);
    }
    printf("%d\n", ans);
}

Compilation message

glo.cpp: In function 'int main()':
glo.cpp:13:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |     scanf("%d%d", &n, &x);
      |     ~~~~~^~~~~~~~~~~~~~~~
glo.cpp:16:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 |         scanf("%d", t+i);
      |         ~~~~~^~~~~~~~~~~

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	344 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	1 ms	348 KB	Output is correct
7	Correct	0 ms	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	344 KB	Output is correct
10	Correct	0 ms	348 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	0 ms	344 KB	Output is correct
2	Correct	1 ms	344 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	1 ms	348 KB	Output is correct
7	Correct	0 ms	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	344 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	448 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	1 ms	344 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	0 ms	344 KB	Output is correct
2	Correct	1 ms	344 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	1 ms	348 KB	Output is correct
7	Correct	0 ms	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	344 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	448 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	1 ms	344 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	456 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct

Subtask #4
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	40 ms	3228 KB	Output is correct
2	Correct	46 ms	3156 KB	Output is correct
3	Correct	37 ms	3160 KB	Output is correct
4	Correct	40 ms	3068 KB	Output is correct
5	Correct	21 ms	3280 KB	Output is correct

Subtask #5
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	9 ms	1112 KB	Output is correct
2	Correct	12 ms	1328 KB	Output is correct
3	Correct	9 ms	1116 KB	Output is correct
4	Correct	6 ms	1368 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	5 ms	1280 KB	Output is correct
7	Correct	7 ms	1116 KB	Output is correct

Subtask #6
17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	18 ms	1884 KB	Output is correct
2	Correct	17 ms	1784 KB	Output is correct
3	Correct	45 ms	3436 KB	Output is correct
4	Correct	21 ms	3272 KB	Output is correct
5	Correct	10 ms	2008 KB	Output is correct
6	Correct	18 ms	3144 KB	Output is correct
7	Correct	21 ms	3660 KB	Output is correct
8	Correct	14 ms	1880 KB	Output is correct

Subtask #7
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	344 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	1 ms	348 KB	Output is correct
7	Correct	0 ms	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	344 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	448 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	1 ms	344 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	456 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	40 ms	3228 KB	Output is correct
28	Correct	46 ms	3156 KB	Output is correct
29	Correct	37 ms	3160 KB	Output is correct
30	Correct	40 ms	3068 KB	Output is correct
31	Correct	21 ms	3280 KB	Output is correct
32	Correct	9 ms	1112 KB	Output is correct
33	Correct	12 ms	1328 KB	Output is correct
34	Correct	9 ms	1116 KB	Output is correct
35	Correct	6 ms	1368 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct
37	Correct	5 ms	1280 KB	Output is correct
38	Correct	7 ms	1116 KB	Output is correct
39	Correct	18 ms	1884 KB	Output is correct
40	Correct	17 ms	1784 KB	Output is correct
41	Correct	45 ms	3436 KB	Output is correct
42	Correct	21 ms	3272 KB	Output is correct
43	Correct	10 ms	2008 KB	Output is correct
44	Correct	18 ms	3144 KB	Output is correct
45	Correct	21 ms	3660 KB	Output is correct
46	Correct	14 ms	1880 KB	Output is correct
47	Correct	21 ms	1880 KB	Output is correct
48	Correct	22 ms	2140 KB	Output is correct
49	Correct	37 ms	3268 KB	Output is correct
50	Correct	21 ms	3272 KB	Output is correct
51	Correct	18 ms	2772 KB	Output is correct
52	Correct	21 ms	3128 KB	Output is correct
53	Correct	19 ms	3288 KB	Output is correct
54	Correct	23 ms	3712 KB	Output is correct
55	Correct	39 ms	3156 KB	Output is correct

답안 #1000084

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