답안 #228924

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
228924	2020-05-03T06:03:36 Z	PeppaPig	Exhibition (JOI19_ho_t2)	C++14	100 / 100	78 ms	4476 KB

joi2019_ho_t2

#include <bits/stdc++.h>

#define pii pair<int, int>
#define x first
#define y second

using namespace std;

const int N = 1e5+5;

int n, m, C[N];
pii A[N];

int main() {
    scanf("%d %d", &n, &m);
    for(int i = 1; i <= n; i++) scanf("%d %d", &A[i].y, &A[i].x);
    for(int i = 1; i <= m; i++) scanf("%d", C + i);

    sort(A + 1, A + n + 1, greater<pii>());
    sort(C + 1, C + m + 1, greater<int>());

    int ptr = 1, ans = 0;
    for(int i = 1; i <= m; i++) {
        while(ptr <= n && A[ptr].y > C[i]) ++ptr;
        if(ptr <= n) ++ans, ++ptr;
    }
    printf("%d\n", ans);

    return 0;
}

Compilation message

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:15:10: 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:16:38: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i = 1; i <= n; i++) scanf("%d %d", &A[i].y, &A[i].x);
                                 ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:17:38: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i = 1; i <= m; i++) scanf("%d", C + i);
                                 ~~~~~^~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

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

Subtask #2
40.0 / 40.0

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

Subtask #3
50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	384 KB	Output is correct
2	Correct	5 ms	384 KB	Output is correct
3	Correct	5 ms	384 KB	Output is correct
4	Correct	4 ms	256 KB	Output is correct
5	Correct	4 ms	256 KB	Output is correct
6	Correct	4 ms	256 KB	Output is correct
7	Correct	4 ms	256 KB	Output is correct
8	Correct	4 ms	256 KB	Output is correct
9	Correct	4 ms	256 KB	Output is correct
10	Correct	5 ms	384 KB	Output is correct
11	Correct	4 ms	256 KB	Output is correct
12	Correct	5 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	4 ms	384 KB	Output is correct
15	Correct	5 ms	384 KB	Output is correct
16	Correct	4 ms	384 KB	Output is correct
17	Correct	4 ms	384 KB	Output is correct
18	Correct	5 ms	384 KB	Output is correct
19	Correct	4 ms	384 KB	Output is correct
20	Correct	5 ms	384 KB	Output is correct
21	Correct	5 ms	384 KB	Output is correct
22	Correct	5 ms	384 KB	Output is correct
23	Correct	6 ms	384 KB	Output is correct
24	Correct	5 ms	384 KB	Output is correct
25	Correct	5 ms	384 KB	Output is correct
26	Correct	5 ms	384 KB	Output is correct
27	Correct	5 ms	384 KB	Output is correct
28	Correct	5 ms	384 KB	Output is correct
29	Correct	5 ms	384 KB	Output is correct
30	Correct	5 ms	384 KB	Output is correct
31	Correct	5 ms	384 KB	Output is correct
32	Correct	5 ms	384 KB	Output is correct
33	Correct	5 ms	384 KB	Output is correct
34	Correct	5 ms	384 KB	Output is correct
35	Correct	5 ms	384 KB	Output is correct
36	Correct	5 ms	384 KB	Output is correct
37	Correct	5 ms	384 KB	Output is correct
38	Correct	74 ms	4344 KB	Output is correct
39	Correct	73 ms	4344 KB	Output is correct
40	Correct	65 ms	4400 KB	Output is correct
41	Correct	78 ms	4472 KB	Output is correct
42	Correct	74 ms	4472 KB	Output is correct
43	Correct	75 ms	4344 KB	Output is correct
44	Correct	76 ms	4348 KB	Output is correct
45	Correct	76 ms	4344 KB	Output is correct
46	Correct	73 ms	4344 KB	Output is correct
47	Correct	70 ms	4088 KB	Output is correct
48	Correct	65 ms	3960 KB	Output is correct
49	Correct	63 ms	3596 KB	Output is correct
50	Correct	61 ms	3576 KB	Output is correct
51	Correct	74 ms	4472 KB	Output is correct
52	Correct	77 ms	4476 KB	Output is correct
53	Correct	74 ms	4348 KB	Output is correct
54	Correct	57 ms	4344 KB	Output is correct
55	Correct	70 ms	4448 KB	Output is correct
56	Correct	47 ms	3064 KB	Output is correct
57	Correct	31 ms	1664 KB	Output is correct
58	Correct	48 ms	3064 KB	Output is correct
59	Correct	48 ms	3192 KB	Output is correct
60	Correct	31 ms	1664 KB	Output is correct
61	Correct	46 ms	2552 KB	Output is correct
62	Correct	75 ms	4344 KB	Output is correct
63	Correct	75 ms	4344 KB	Output is correct
64	Correct	76 ms	4344 KB	Output is correct
65	Correct	75 ms	4344 KB	Output is correct
66	Correct	73 ms	4344 KB	Output is correct
67	Correct	78 ms	4344 KB	Output is correct
68	Correct	74 ms	4344 KB	Output is correct
69	Correct	77 ms	4344 KB	Output is correct
70	Correct	77 ms	4472 KB	Output is correct
71	Correct	73 ms	4448 KB	Output is correct
72	Correct	76 ms	4328 KB	Output is correct
73	Correct	72 ms	4344 KB	Output is correct

답안 #228924

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