답안 #144671

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
144671	2019-08-17T11:06:53 Z	neki	Global Warming (CEOI18_glo)	C++14	100 / 100	86 ms	8596 KB

glo

#include <bits/stdc++.h>
#define loop(i, a, b) for(int i=a;i<b;i++)
#define maxn 201000
using namespace std;
typedef long long ll;

ll arr[maxn], fo[maxn], ba[maxn], temp[maxn];

int main(){
    int n, x;cin >> n >> x; x=abs(x);
    loop(i, 0, n) scanf("%lld", &arr[i]);
    loop(i, 0, maxn) temp[i]=LLONG_MAX;temp[0]=LLONG_MIN;
    loop(i, 0, n) fo[i]=lower_bound(temp, temp+n, arr[i]+x)-temp, *lower_bound(temp, temp+n, arr[i])=arr[i];
    loop(i, 0, maxn) temp[i]=LLONG_MAX;temp[0]=LLONG_MIN;
    for(int i=n-1;i>=0;i--) ba[i]=lower_bound(temp, temp+n, -arr[i])-temp, temp[ba[i]]=-arr[i];
    ll ans=1;
    loop(i, 0, n) ans=max(ans, fo[i]+ba[i]-1);
    cout << ans;
}

Compilation message

glo.cpp: In function 'int main()':
glo.cpp:2:23: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
 #define loop(i, a, b) for(int i=a;i<b;i++)
                       ^
glo.cpp:12:5: note: in expansion of macro 'loop'
     loop(i, 0, maxn) temp[i]=LLONG_MAX;temp[0]=LLONG_MIN;
     ^~~~
glo.cpp:12:40: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
     loop(i, 0, maxn) temp[i]=LLONG_MAX;temp[0]=LLONG_MIN;
                                        ^~~~
glo.cpp:2:23: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
 #define loop(i, a, b) for(int i=a;i<b;i++)
                       ^
glo.cpp:14:5: note: in expansion of macro 'loop'
     loop(i, 0, maxn) temp[i]=LLONG_MAX;temp[0]=LLONG_MIN;
     ^~~~
glo.cpp:14:40: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
     loop(i, 0, maxn) temp[i]=LLONG_MAX;temp[0]=LLONG_MIN;
                                        ^~~~
glo.cpp:11:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     loop(i, 0, n) scanf("%lld", &arr[i]);
                   ~~~~~^~~~~~~~~~~~~~~~~

Subtask #1

5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	1912 KB	Output is correct
2	Correct	3 ms	1912 KB	Output is correct
3	Correct	3 ms	1912 KB	Output is correct
4	Correct	4 ms	1912 KB	Output is correct
5	Correct	3 ms	1912 KB	Output is correct
6	Correct	3 ms	1912 KB	Output is correct
7	Correct	3 ms	1912 KB	Output is correct
8	Correct	4 ms	1912 KB	Output is correct
9	Correct	4 ms	1916 KB	Output is correct
10	Correct	3 ms	1912 KB	Output is correct
11	Correct	3 ms	1912 KB	Output is correct

Subtask #2

10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	1912 KB	Output is correct
2	Correct	3 ms	1912 KB	Output is correct
3	Correct	3 ms	1912 KB	Output is correct
4	Correct	4 ms	1912 KB	Output is correct
5	Correct	3 ms	1912 KB	Output is correct
6	Correct	3 ms	1912 KB	Output is correct
7	Correct	3 ms	1912 KB	Output is correct
8	Correct	4 ms	1912 KB	Output is correct
9	Correct	4 ms	1916 KB	Output is correct
10	Correct	3 ms	1912 KB	Output is correct
11	Correct	3 ms	1912 KB	Output is correct
12	Correct	3 ms	1912 KB	Output is correct
13	Correct	3 ms	1912 KB	Output is correct
14	Correct	3 ms	1912 KB	Output is correct
15	Correct	3 ms	1912 KB	Output is correct
16	Correct	3 ms	1912 KB	Output is correct
17	Correct	4 ms	1912 KB	Output is correct
18	Correct	3 ms	1916 KB	Output is correct

Subtask #3

13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	1912 KB	Output is correct
2	Correct	3 ms	1912 KB	Output is correct
3	Correct	3 ms	1912 KB	Output is correct
4	Correct	4 ms	1912 KB	Output is correct
5	Correct	3 ms	1912 KB	Output is correct
6	Correct	3 ms	1912 KB	Output is correct
7	Correct	3 ms	1912 KB	Output is correct
8	Correct	4 ms	1912 KB	Output is correct
9	Correct	4 ms	1916 KB	Output is correct
10	Correct	3 ms	1912 KB	Output is correct
11	Correct	3 ms	1912 KB	Output is correct
12	Correct	3 ms	1912 KB	Output is correct
13	Correct	3 ms	1912 KB	Output is correct
14	Correct	3 ms	1912 KB	Output is correct
15	Correct	3 ms	1912 KB	Output is correct
16	Correct	3 ms	1912 KB	Output is correct
17	Correct	4 ms	1912 KB	Output is correct
18	Correct	3 ms	1916 KB	Output is correct
19	Correct	4 ms	1912 KB	Output is correct
20	Correct	4 ms	1912 KB	Output is correct
21	Correct	4 ms	1884 KB	Output is correct
22	Correct	5 ms	1912 KB	Output is correct
23	Correct	4 ms	1912 KB	Output is correct
24	Correct	4 ms	1912 KB	Output is correct
25	Correct	4 ms	1912 KB	Output is correct
26	Correct	4 ms	1912 KB	Output is correct

Subtask #4

10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	84 ms	8528 KB	Output is correct
2	Correct	86 ms	8588 KB	Output is correct
3	Correct	85 ms	8556 KB	Output is correct
4	Correct	86 ms	8568 KB	Output is correct
5	Correct	61 ms	7780 KB	Output is correct

Subtask #5

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	23 ms	3556 KB	Output is correct
2	Correct	23 ms	3704 KB	Output is correct
3	Correct	22 ms	3576 KB	Output is correct
4	Correct	18 ms	3320 KB	Output is correct
5	Correct	4 ms	1912 KB	Output is correct
6	Correct	18 ms	3448 KB	Output is correct
7	Correct	19 ms	3576 KB	Output is correct

Subtask #6

17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	39 ms	5212 KB	Output is correct
2	Correct	39 ms	5240 KB	Output is correct
3	Correct	76 ms	8568 KB	Output is correct
4	Correct	68 ms	7844 KB	Output is correct
5	Correct	34 ms	4828 KB	Output is correct
6	Correct	52 ms	7544 KB	Output is correct
7	Correct	56 ms	8184 KB	Output is correct
8	Correct	34 ms	5340 KB	Output is correct

Subtask #7

25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	1912 KB	Output is correct
2	Correct	3 ms	1912 KB	Output is correct
3	Correct	3 ms	1912 KB	Output is correct
4	Correct	4 ms	1912 KB	Output is correct
5	Correct	3 ms	1912 KB	Output is correct
6	Correct	3 ms	1912 KB	Output is correct
7	Correct	3 ms	1912 KB	Output is correct
8	Correct	4 ms	1912 KB	Output is correct
9	Correct	4 ms	1916 KB	Output is correct
10	Correct	3 ms	1912 KB	Output is correct
11	Correct	3 ms	1912 KB	Output is correct
12	Correct	3 ms	1912 KB	Output is correct
13	Correct	3 ms	1912 KB	Output is correct
14	Correct	3 ms	1912 KB	Output is correct
15	Correct	3 ms	1912 KB	Output is correct
16	Correct	3 ms	1912 KB	Output is correct
17	Correct	4 ms	1912 KB	Output is correct
18	Correct	3 ms	1916 KB	Output is correct
19	Correct	4 ms	1912 KB	Output is correct
20	Correct	4 ms	1912 KB	Output is correct
21	Correct	4 ms	1884 KB	Output is correct
22	Correct	5 ms	1912 KB	Output is correct
23	Correct	4 ms	1912 KB	Output is correct
24	Correct	4 ms	1912 KB	Output is correct
25	Correct	4 ms	1912 KB	Output is correct
26	Correct	4 ms	1912 KB	Output is correct
27	Correct	84 ms	8528 KB	Output is correct
28	Correct	86 ms	8588 KB	Output is correct
29	Correct	85 ms	8556 KB	Output is correct
30	Correct	86 ms	8568 KB	Output is correct
31	Correct	61 ms	7780 KB	Output is correct
32	Correct	23 ms	3556 KB	Output is correct
33	Correct	23 ms	3704 KB	Output is correct
34	Correct	22 ms	3576 KB	Output is correct
35	Correct	18 ms	3320 KB	Output is correct
36	Correct	4 ms	1912 KB	Output is correct
37	Correct	18 ms	3448 KB	Output is correct
38	Correct	19 ms	3576 KB	Output is correct
39	Correct	39 ms	5212 KB	Output is correct
40	Correct	39 ms	5240 KB	Output is correct
41	Correct	76 ms	8568 KB	Output is correct
42	Correct	68 ms	7844 KB	Output is correct
43	Correct	34 ms	4828 KB	Output is correct
44	Correct	52 ms	7544 KB	Output is correct
45	Correct	56 ms	8184 KB	Output is correct
46	Correct	34 ms	5340 KB	Output is correct
47	Correct	43 ms	5240 KB	Output is correct
48	Correct	43 ms	5240 KB	Output is correct
49	Correct	85 ms	8596 KB	Output is correct
50	Correct	68 ms	7760 KB	Output is correct
51	Correct	50 ms	6264 KB	Output is correct
52	Correct	65 ms	7800 KB	Output is correct
53	Correct	55 ms	7800 KB	Output is correct
54	Correct	59 ms	8568 KB	Output is correct
55	Correct	68 ms	8568 KB	Output is correct