답안 #174302

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
174302	2020-01-06T10:49:58 Z	AlexLuchianov	Exhibition (JOI19_ho_t2)	C++14	100 / 100	989 ms	9152 KB

joi2019_ho_t2

#include <iostream>
#include <vector>
#include <algorithm>
#include <set>

using namespace std;

using ll = long long;
#define MIN(a, b) (((a) < (b)) ? (a) : (b))
#define MAX(a, b) (((a) < (b)) ? (b) : (a))

int const nmax = 100000;
struct Picture{
  int sz;
  int value;
  bool operator < (Picture const &a) const{
    return sz < a.sz;
  }
} v[1 + nmax];
int frame[1 + nmax];
int n, m;

int test(int target){
  multiset<int> myset;
  int result = 0, ptr = 1, currvalue = 0;
  for(int i = m - target + 1; i <= m; i++){
    while(ptr <= n && v[ptr].sz <= frame[i])
      myset.insert(v[ptr++].value);
    set<int>::iterator it = myset.lower_bound(currvalue);
    if(it != myset.end()) {
      currvalue = *it;
      myset.erase(it);
    } else
      return 0;
  }
  return 1;
}

int binarysearch(int from, int to){
  if(from < to){
    int mid = (from + to + 1) / 2;
    if(test(mid) == 1)
      return binarysearch(mid, to);
    else
      return binarysearch(from, mid - 1);
  } else
    return from;
}
int main()
{
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);

  cin >> n >> m;
  for(int i = 1;i <= n; i++)
    cin >> v[i].sz >> v[i].value;
  sort(v + 1, v + n + 1);
  for(int i = 1;i <= m; i++)
    cin >> frame[i];
  sort(frame + 1, frame + m + 1);
  cout << binarysearch(0, MIN(n, m));

  return 0;
}

Compilation message

joi2019_ho_t2.cpp: In function 'int test(int)':
joi2019_ho_t2.cpp:25:7: warning: unused variable 'result' [-Wunused-variable]
   int result = 0, ptr = 1, currvalue = 0;
       ^~~~~~

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	388 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	420 KB	Output is correct
5	Correct	2 ms	292 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	296 KB	Output is correct
9	Correct	2 ms	292 KB	Output is correct
10	Correct	2 ms	396 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	296 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	420 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	424 KB	Output is correct
19	Correct	2 ms	292 KB	Output is correct

Subtask #2
40.0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	388 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	420 KB	Output is correct
5	Correct	2 ms	292 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	296 KB	Output is correct
9	Correct	2 ms	292 KB	Output is correct
10	Correct	2 ms	396 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	296 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	420 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	424 KB	Output is correct
19	Correct	2 ms	292 KB	Output is correct
20	Correct	3 ms	376 KB	Output is correct
21	Correct	4 ms	380 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	3 ms	376 KB	Output is correct
24	Correct	4 ms	376 KB	Output is correct
25	Correct	4 ms	428 KB	Output is correct
26	Correct	4 ms	376 KB	Output is correct
27	Correct	2 ms	348 KB	Output is correct
28	Correct	3 ms	436 KB	Output is correct
29	Correct	4 ms	504 KB	Output is correct
30	Correct	1 ms	376 KB	Output is correct
31	Correct	4 ms	536 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	2 ms	396 KB	Output is correct
34	Correct	4 ms	408 KB	Output is correct
35	Correct	2 ms	376 KB	Output is correct
36	Correct	4 ms	376 KB	Output is correct
37	Correct	4 ms	408 KB	Output is correct

Subtask #3
50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	388 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	420 KB	Output is correct
5	Correct	2 ms	292 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	296 KB	Output is correct
9	Correct	2 ms	292 KB	Output is correct
10	Correct	2 ms	396 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	296 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	420 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	424 KB	Output is correct
19	Correct	2 ms	292 KB	Output is correct
20	Correct	3 ms	376 KB	Output is correct
21	Correct	4 ms	380 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	3 ms	376 KB	Output is correct
24	Correct	4 ms	376 KB	Output is correct
25	Correct	4 ms	428 KB	Output is correct
26	Correct	4 ms	376 KB	Output is correct
27	Correct	2 ms	348 KB	Output is correct
28	Correct	3 ms	436 KB	Output is correct
29	Correct	4 ms	504 KB	Output is correct
30	Correct	1 ms	376 KB	Output is correct
31	Correct	4 ms	536 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	2 ms	396 KB	Output is correct
34	Correct	4 ms	408 KB	Output is correct
35	Correct	2 ms	376 KB	Output is correct
36	Correct	4 ms	376 KB	Output is correct
37	Correct	4 ms	408 KB	Output is correct
38	Correct	260 ms	6808 KB	Output is correct
39	Correct	244 ms	6812 KB	Output is correct
40	Correct	536 ms	7300 KB	Output is correct
41	Correct	262 ms	6804 KB	Output is correct
42	Correct	61 ms	4368 KB	Output is correct
43	Correct	61 ms	4340 KB	Output is correct
44	Correct	447 ms	6800 KB	Output is correct
45	Correct	801 ms	8408 KB	Output is correct
46	Correct	699 ms	8412 KB	Output is correct
47	Correct	809 ms	7548 KB	Output is correct
48	Correct	801 ms	7620 KB	Output is correct
49	Correct	611 ms	6688 KB	Output is correct
50	Correct	483 ms	6680 KB	Output is correct
51	Correct	60 ms	4344 KB	Output is correct
52	Correct	60 ms	4372 KB	Output is correct
53	Correct	61 ms	4344 KB	Output is correct
54	Correct	989 ms	9152 KB	Output is correct
55	Correct	268 ms	6908 KB	Output is correct
56	Correct	69 ms	5460 KB	Output is correct
57	Correct	27 ms	1748 KB	Output is correct
58	Correct	300 ms	7672 KB	Output is correct
59	Correct	477 ms	7804 KB	Output is correct
60	Correct	24 ms	1656 KB	Output is correct
61	Correct	223 ms	3960 KB	Output is correct
62	Correct	709 ms	6812 KB	Output is correct
63	Correct	729 ms	6776 KB	Output is correct
64	Correct	794 ms	6800 KB	Output is correct
65	Correct	769 ms	6816 KB	Output is correct
66	Correct	754 ms	6820 KB	Output is correct
67	Correct	749 ms	6808 KB	Output is correct
68	Correct	727 ms	6804 KB	Output is correct
69	Correct	761 ms	6820 KB	Output is correct
70	Correct	758 ms	6904 KB	Output is correct
71	Correct	752 ms	6904 KB	Output is correct
72	Correct	645 ms	6776 KB	Output is correct
73	Correct	727 ms	6904 KB	Output is correct

답안 #174302

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