답안 #99024 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
99024	2019-02-28T05:51:06 Z	조승현(#2855, ainta)	Exhibition (JOI19_ho_t2)	C++17	100 / 100	96 ms	1676 KB

joi2019_ho_t2

#include<cstdio>
#include<algorithm>
using namespace std;
#define N_ 101000
int C[N_];
struct point {
	int a, b;
	bool operator<(const point &p)const {
		return b != p.b ? b < p.b : a < p.a;
	}
}w[N_];
int n, m, res;
int main() {
	int i, j;
	scanf("%d%d", &n, &m);
	for (i = 1; i <= n; i++) {
		scanf("%d%d", &w[i].a, &w[i].b);
	}
	for (i = 1; i <= m; i++)scanf("%d", &C[i]);
	sort(w + 1, w + n + 1);
	sort(C + 1, C + m + 1);
	int pv = n;
	for (i = m; i >= 1; i--) {
		while (pv >= 1 && w[pv].a > C[i])pv--;
		if (pv) {
			res++;
			pv--;
		}
	}
	printf("%d\n", res);
}

Compilation message

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:14:9: warning: unused variable 'j' [-Wunused-variable]
  int i, j;
         ^
joi2019_ho_t2.cpp:15:7: 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:17:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &w[i].a, &w[i].b);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t2.cpp:19:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for (i = 1; i <= m; i++)scanf("%d", &C[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	256 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	256 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	256 KB	Output is correct
10	Correct	1 ms	256 KB	Output is correct
11	Correct	2 ms	304 KB	Output is correct
12	Correct	2 ms	384 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	256 KB	Output is correct
17	Correct	1 ms	256 KB	Output is correct
18	Correct	2 ms	384 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	384 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	256 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	256 KB	Output is correct
10	Correct	1 ms	256 KB	Output is correct
11	Correct	2 ms	304 KB	Output is correct
12	Correct	2 ms	384 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	256 KB	Output is correct
17	Correct	1 ms	256 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	2 ms	256 KB	Output is correct
20	Correct	2 ms	256 KB	Output is correct
21	Correct	3 ms	256 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	2 ms	356 KB	Output is correct
24	Correct	0 ms	256 KB	Output is correct
25	Correct	3 ms	384 KB	Output is correct
26	Correct	2 ms	284 KB	Output is correct
27	Correct	2 ms	256 KB	Output is correct
28	Correct	3 ms	256 KB	Output is correct
29	Correct	3 ms	256 KB	Output is correct
30	Correct	3 ms	384 KB	Output is correct
31	Correct	2 ms	256 KB	Output is correct
32	Correct	2 ms	256 KB	Output is correct
33	Correct	2 ms	384 KB	Output is correct
34	Correct	3 ms	384 KB	Output is correct
35	Correct	3 ms	384 KB	Output is correct
36	Correct	0 ms	256 KB	Output is correct
37	Correct	3 ms	256 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	256 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	256 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	256 KB	Output is correct
10	Correct	1 ms	256 KB	Output is correct
11	Correct	2 ms	304 KB	Output is correct
12	Correct	2 ms	384 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	256 KB	Output is correct
17	Correct	1 ms	256 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	2 ms	256 KB	Output is correct
20	Correct	2 ms	256 KB	Output is correct
21	Correct	3 ms	256 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	2 ms	356 KB	Output is correct
24	Correct	0 ms	256 KB	Output is correct
25	Correct	3 ms	384 KB	Output is correct
26	Correct	2 ms	284 KB	Output is correct
27	Correct	2 ms	256 KB	Output is correct
28	Correct	3 ms	256 KB	Output is correct
29	Correct	3 ms	256 KB	Output is correct
30	Correct	3 ms	384 KB	Output is correct
31	Correct	2 ms	256 KB	Output is correct
32	Correct	2 ms	256 KB	Output is correct
33	Correct	2 ms	384 KB	Output is correct
34	Correct	3 ms	384 KB	Output is correct
35	Correct	3 ms	384 KB	Output is correct
36	Correct	0 ms	256 KB	Output is correct
37	Correct	3 ms	256 KB	Output is correct
38	Correct	75 ms	1520 KB	Output is correct
39	Correct	77 ms	1532 KB	Output is correct
40	Correct	57 ms	1528 KB	Output is correct
41	Correct	70 ms	1528 KB	Output is correct
42	Correct	63 ms	1400 KB	Output is correct
43	Correct	60 ms	1400 KB	Output is correct
44	Correct	65 ms	1656 KB	Output is correct
45	Correct	63 ms	1400 KB	Output is correct
46	Correct	57 ms	1528 KB	Output is correct
47	Correct	58 ms	1400 KB	Output is correct
48	Correct	59 ms	1400 KB	Output is correct
49	Correct	54 ms	1272 KB	Output is correct
50	Correct	53 ms	1272 KB	Output is correct
51	Correct	66 ms	1528 KB	Output is correct
52	Correct	85 ms	1528 KB	Output is correct
53	Correct	65 ms	1400 KB	Output is correct
54	Correct	51 ms	1536 KB	Output is correct
55	Correct	62 ms	1528 KB	Output is correct
56	Correct	41 ms	1016 KB	Output is correct
57	Correct	25 ms	640 KB	Output is correct
58	Correct	40 ms	1144 KB	Output is correct
59	Correct	48 ms	1144 KB	Output is correct
60	Correct	26 ms	768 KB	Output is correct
61	Correct	39 ms	1016 KB	Output is correct
62	Correct	71 ms	1532 KB	Output is correct
63	Correct	84 ms	1528 KB	Output is correct
64	Correct	68 ms	1528 KB	Output is correct
65	Correct	67 ms	1528 KB	Output is correct
66	Correct	85 ms	1400 KB	Output is correct
67	Correct	96 ms	1528 KB	Output is correct
68	Correct	75 ms	1496 KB	Output is correct
69	Correct	76 ms	1472 KB	Output is correct
70	Correct	84 ms	1400 KB	Output is correct
71	Correct	72 ms	1656 KB	Output is correct
72	Correct	84 ms	1676 KB	Output is correct
73	Correct	73 ms	1656 KB	Output is correct

답안 #99024

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