답안 #121046

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
121046	2019-06-26T03:58:01 Z	김현수(#3331)	Exhibition (JOI19_ho_t2)	C++14	100 / 100	85 ms	4472 KB

joi2019_ho_t2

#include<bits/stdc++.h>
#define X first
#define Y second
using namespace std;

const int N = 100005;
typedef pair<int,int> pii;

int n, m, f[N];
pii a[N];

bool can (int P) {
	int C = m+1-P;
	for(int i=1;i<=n&&C<=m;i++) {
		if(a[i].Y <= f[C]) C++;
	}
	return C == m+1;
}

int main()
{
	scanf("%d%d",&n,&m);
	for(int i=1;i<=n;i++) {
		scanf("%d%d",&a[i].Y,&a[i].X);
	}
	sort(a+1, a+1+n);
	for(int i=1;i<=m;i++) {
		scanf("%d",&f[i]);
	}
	sort(f+1, f+1+m);
	int S = 0, E = m;
	while(S<E) {
		int M = (S+E)/2 + 1;
		can(M) ? S = M : E = M-1;
	}
	printf("%d\n", S);
}

Compilation message

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:22:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&m);
  ~~~~~^~~~~~~~~~~~~~
joi2019_ho_t2.cpp:24:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d",&a[i].Y,&a[i].X);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:28:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&f[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	384 KB	Output is correct
3	Correct	2 ms	380 KB	Output is correct
4	Correct	1 ms	256 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	384 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	2 ms	384 KB	Output is correct
14	Correct	2 ms	384 KB	Output is correct
15	Correct	2 ms	384 KB	Output is correct
16	Correct	2 ms	384 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	384 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	384 KB	Output is correct
3	Correct	2 ms	380 KB	Output is correct
4	Correct	1 ms	256 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	384 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	2 ms	384 KB	Output is correct
14	Correct	2 ms	384 KB	Output is correct
15	Correct	2 ms	384 KB	Output is correct
16	Correct	2 ms	384 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	384 KB	Output is correct
20	Correct	2 ms	384 KB	Output is correct
21	Correct	2 ms	384 KB	Output is correct
22	Correct	3 ms	384 KB	Output is correct
23	Correct	2 ms	384 KB	Output is correct
24	Correct	2 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	2 ms	384 KB	Output is correct
29	Correct	2 ms	384 KB	Output is correct
30	Correct	2 ms	384 KB	Output is correct
31	Correct	2 ms	384 KB	Output is correct
32	Correct	2 ms	384 KB	Output is correct
33	Correct	2 ms	384 KB	Output is correct
34	Correct	2 ms	384 KB	Output is correct
35	Correct	2 ms	384 KB	Output is correct
36	Correct	3 ms	384 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	384 KB	Output is correct
3	Correct	2 ms	380 KB	Output is correct
4	Correct	1 ms	256 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	384 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	2 ms	384 KB	Output is correct
14	Correct	2 ms	384 KB	Output is correct
15	Correct	2 ms	384 KB	Output is correct
16	Correct	2 ms	384 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	384 KB	Output is correct
20	Correct	2 ms	384 KB	Output is correct
21	Correct	2 ms	384 KB	Output is correct
22	Correct	3 ms	384 KB	Output is correct
23	Correct	2 ms	384 KB	Output is correct
24	Correct	2 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	2 ms	384 KB	Output is correct
29	Correct	2 ms	384 KB	Output is correct
30	Correct	2 ms	384 KB	Output is correct
31	Correct	2 ms	384 KB	Output is correct
32	Correct	2 ms	384 KB	Output is correct
33	Correct	2 ms	384 KB	Output is correct
34	Correct	2 ms	384 KB	Output is correct
35	Correct	2 ms	384 KB	Output is correct
36	Correct	3 ms	384 KB	Output is correct
37	Correct	3 ms	384 KB	Output is correct
38	Correct	61 ms	4360 KB	Output is correct
39	Correct	59 ms	4316 KB	Output is correct
40	Correct	57 ms	4344 KB	Output is correct
41	Correct	69 ms	4472 KB	Output is correct
42	Correct	66 ms	4344 KB	Output is correct
43	Correct	67 ms	4344 KB	Output is correct
44	Correct	66 ms	4344 KB	Output is correct
45	Correct	64 ms	4344 KB	Output is correct
46	Correct	61 ms	4344 KB	Output is correct
47	Correct	57 ms	3960 KB	Output is correct
48	Correct	55 ms	3960 KB	Output is correct
49	Correct	51 ms	3576 KB	Output is correct
50	Correct	51 ms	3576 KB	Output is correct
51	Correct	63 ms	4416 KB	Output is correct
52	Correct	63 ms	4344 KB	Output is correct
53	Correct	62 ms	4344 KB	Output is correct
54	Correct	51 ms	4348 KB	Output is correct
55	Correct	85 ms	4292 KB	Output is correct
56	Correct	38 ms	2936 KB	Output is correct
57	Correct	24 ms	1664 KB	Output is correct
58	Correct	36 ms	3064 KB	Output is correct
59	Correct	38 ms	3072 KB	Output is correct
60	Correct	24 ms	1664 KB	Output is correct
61	Correct	38 ms	2552 KB	Output is correct
62	Correct	67 ms	4344 KB	Output is correct
63	Correct	66 ms	4376 KB	Output is correct
64	Correct	66 ms	4344 KB	Output is correct
65	Correct	66 ms	4344 KB	Output is correct
66	Correct	66 ms	4344 KB	Output is correct
67	Correct	67 ms	4344 KB	Output is correct
68	Correct	66 ms	4344 KB	Output is correct
69	Correct	68 ms	4344 KB	Output is correct
70	Correct	64 ms	4344 KB	Output is correct
71	Correct	67 ms	4344 KB	Output is correct
72	Correct	62 ms	4344 KB	Output is correct
73	Correct	63 ms	4344 KB	Output is correct

답안 #121046

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