답안 #99016 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
99016	2019-02-28T05:33:47 Z	kriii	Exhibition (JOI19_ho_t2)	C++17	100 / 100	121 ms	1912 KB

joi2019_ho_t2

#include <stdio.h>
#include <algorithm>
using namespace std;

int N,M,C;
pair<int, int> pic[100100];
int sz[100100],bit[100100];

int out(int x)
{
	int r = 0;
	while (x){
		r = max(r,bit[x]);
		x -= x & (-x);
	}
	return r;
}

void in(int x, int p)
{
	while (x <= C){
		bit[x] = max(bit[x],p);
		x += x & (-x);
	}
}

int main()
{
	scanf ("%d %d",&N,&M);
	for (int i=0;i<N;i++){
		scanf ("%d %d",&pic[i].second,&pic[i].first);
	}
	sort(pic,pic+N);
	reverse(pic,pic+N);
	for (int i=0;i<N;i++){
		int x = C + 1;
		if (pic[i].first != pic[i+1].first) C++;
		pic[i].first = x;
	}
	for (int i=0;i<M;i++) scanf ("%d",&sz[i]);
	sort(sz,sz+M);

	for (int i=0;i<N;i++){
		int u = out(pic[i].first) + 1;
		int v = M - (lower_bound(sz,sz+M,pic[i].second) - sz);
		in(pic[i].first,min(u,v));
	}
	printf ("%d\n",out(C));

	return 0;
}

Compilation message

joi2019_ho_t3.cpp: In function 'int main()':
joi2019_ho_t3.cpp:29:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf ("%d %d",&N,&M);
  ~~~~~~^~~~~~~~~~~~~~~
joi2019_ho_t3.cpp:31:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf ("%d %d",&pic[i].second,&pic[i].first);
   ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t3.cpp:40:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for (int i=0;i<M;i++) scanf ("%d",&sz[i]);
                        ~~~~~~^~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	256 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	256 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	256 KB	Output is correct
8	Correct	2 ms	384 KB	Output is correct
9	Correct	2 ms	304 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	2 ms	256 KB	Output is correct
12	Correct	2 ms	256 KB	Output is correct
13	Correct	2 ms	256 KB	Output is correct
14	Correct	2 ms	256 KB	Output is correct
15	Correct	2 ms	256 KB	Output is correct
16	Correct	2 ms	356 KB	Output is correct
17	Correct	2 ms	384 KB	Output is correct
18	Correct	2 ms	256 KB	Output is correct
19	Correct	2 ms	256 KB	Output is correct

Subtask #2
40.0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	256 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	256 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	256 KB	Output is correct
8	Correct	2 ms	384 KB	Output is correct
9	Correct	2 ms	304 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	2 ms	256 KB	Output is correct
12	Correct	2 ms	256 KB	Output is correct
13	Correct	2 ms	256 KB	Output is correct
14	Correct	2 ms	256 KB	Output is correct
15	Correct	2 ms	256 KB	Output is correct
16	Correct	2 ms	356 KB	Output is correct
17	Correct	2 ms	384 KB	Output is correct
18	Correct	2 ms	256 KB	Output is correct
19	Correct	2 ms	256 KB	Output is correct
20	Correct	3 ms	384 KB	Output is correct
21	Correct	2 ms	304 KB	Output is correct
22	Correct	3 ms	384 KB	Output is correct
23	Correct	3 ms	256 KB	Output is correct
24	Correct	3 ms	384 KB	Output is correct
25	Correct	3 ms	384 KB	Output is correct
26	Correct	2 ms	384 KB	Output is correct
27	Correct	3 ms	384 KB	Output is correct
28	Correct	3 ms	384 KB	Output is correct
29	Correct	3 ms	256 KB	Output is correct
30	Correct	3 ms	256 KB	Output is correct
31	Correct	2 ms	384 KB	Output is correct
32	Correct	2 ms	428 KB	Output is correct
33	Correct	2 ms	256 KB	Output is correct
34	Correct	3 ms	256 KB	Output is correct
35	Correct	2 ms	256 KB	Output is correct
36	Correct	3 ms	304 KB	Output is correct
37	Correct	3 ms	384 KB	Output is correct

Subtask #3
50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	256 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	256 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	256 KB	Output is correct
8	Correct	2 ms	384 KB	Output is correct
9	Correct	2 ms	304 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	2 ms	256 KB	Output is correct
12	Correct	2 ms	256 KB	Output is correct
13	Correct	2 ms	256 KB	Output is correct
14	Correct	2 ms	256 KB	Output is correct
15	Correct	2 ms	256 KB	Output is correct
16	Correct	2 ms	356 KB	Output is correct
17	Correct	2 ms	384 KB	Output is correct
18	Correct	2 ms	256 KB	Output is correct
19	Correct	2 ms	256 KB	Output is correct
20	Correct	3 ms	384 KB	Output is correct
21	Correct	2 ms	304 KB	Output is correct
22	Correct	3 ms	384 KB	Output is correct
23	Correct	3 ms	256 KB	Output is correct
24	Correct	3 ms	384 KB	Output is correct
25	Correct	3 ms	384 KB	Output is correct
26	Correct	2 ms	384 KB	Output is correct
27	Correct	3 ms	384 KB	Output is correct
28	Correct	3 ms	384 KB	Output is correct
29	Correct	3 ms	256 KB	Output is correct
30	Correct	3 ms	256 KB	Output is correct
31	Correct	2 ms	384 KB	Output is correct
32	Correct	2 ms	428 KB	Output is correct
33	Correct	2 ms	256 KB	Output is correct
34	Correct	3 ms	256 KB	Output is correct
35	Correct	2 ms	256 KB	Output is correct
36	Correct	3 ms	304 KB	Output is correct
37	Correct	3 ms	384 KB	Output is correct
38	Correct	85 ms	1868 KB	Output is correct
39	Correct	94 ms	1484 KB	Output is correct
40	Correct	63 ms	1472 KB	Output is correct
41	Correct	105 ms	1720 KB	Output is correct
42	Correct	76 ms	1884 KB	Output is correct
43	Correct	85 ms	1884 KB	Output is correct
44	Correct	96 ms	1912 KB	Output is correct
45	Correct	102 ms	1908 KB	Output is correct
46	Correct	83 ms	1528 KB	Output is correct
47	Correct	80 ms	1708 KB	Output is correct
48	Correct	70 ms	1400 KB	Output is correct
49	Correct	66 ms	1472 KB	Output is correct
50	Correct	75 ms	1224 KB	Output is correct
51	Correct	76 ms	1900 KB	Output is correct
52	Correct	93 ms	1904 KB	Output is correct
53	Correct	81 ms	1788 KB	Output is correct
54	Correct	77 ms	1896 KB	Output is correct
55	Correct	93 ms	1440 KB	Output is correct
56	Correct	47 ms	1400 KB	Output is correct
57	Correct	38 ms	668 KB	Output is correct
58	Correct	54 ms	1048 KB	Output is correct
59	Correct	70 ms	1452 KB	Output is correct
60	Correct	24 ms	640 KB	Output is correct
61	Correct	46 ms	916 KB	Output is correct
62	Correct	82 ms	1864 KB	Output is correct
63	Correct	82 ms	1896 KB	Output is correct
64	Correct	106 ms	1896 KB	Output is correct
65	Correct	112 ms	1848 KB	Output is correct
66	Correct	93 ms	1900 KB	Output is correct
67	Correct	81 ms	1844 KB	Output is correct
68	Correct	88 ms	1908 KB	Output is correct
69	Correct	80 ms	1644 KB	Output is correct
70	Correct	81 ms	1532 KB	Output is correct
71	Correct	85 ms	1840 KB	Output is correct
72	Correct	102 ms	1520 KB	Output is correct
73	Correct	121 ms	1520 KB	Output is correct

답안 #99016

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 40.0 / 40.0

Subtask #3 50.0 / 50.0

Subtask #1
10.0 / 10.0

Subtask #2
40.0 / 40.0

Subtask #3
50.0 / 50.0