답안 #97442 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
97442	2019-02-16T05:56:26 Z	polyfish	Exhibition (JOI19_ho_t2)	C++14	100 / 100	83 ms	1656 KB

joi2019_ho_t2

//Pantyhose(black) + glasses = infinity

#include <bits/stdc++.h>
using namespace std;
 
#define debug(x) cerr << #x << " = " << x << '\n';
#define BP() cerr << "OK!\n";
#define PR(A, n) {cerr << #A << " = "; for (int _=1; _<=n; ++_) cerr << A[_] << ' '; cerr << '\n';}
#define PR0(A, n) {cerr << #A << " = "; for (int _=0; _<n; ++_) cerr << A[_] << ' '; cerr << '\n';}
#define FILE_NAME "data"

const int MAX_N = 100002;

struct picture {
	int sz, val;
};

int n, m, fr[MAX_N];
picture pic[MAX_N];

void readInput() {
	cin >> n >> m;

	for (int i=1; i<=n; ++i)
		cin >> pic[i].sz >> pic[i].val;

	for (int i=1; i<=m; ++i)
		cin >> fr[i];
}

bool check(int cnt) {
	int cur = m - cnt;

	for (int i=1; i<=n; ++i) {
		if (cur<m && pic[i].sz<=fr[cur+1])
			++cur;
	}

	return cur==m;
}

void solve() {
	sort(pic+1, pic+n+1, [](picture p1, picture p2) {
		if (p1.val!=p2.val)
			return p1.val < p2.val;
		return p1.sz < p2.sz;
	});
	// for (int i=1; i<=n; ++i)
	// 	cerr << pic[i].val << ' ';
	// cerr << '\n';

	sort(fr+1, fr+m+1);
	// PR(fr, m);

	int l = 0, r = m;

	for (int mid=(l+r)/2; mid!=l && r!=mid; mid=(l+r)/2) {
		if (check(mid))
			l = mid;
		else
			r = mid;
	}

	for (int i=r; i>=l; --i) {
		if (check(i)) {
			cout << i;
			return;
		}
	}
}

int main() {
	#ifdef GLASSES_GIRL
		freopen(FILE_NAME".in", "r", stdin);
		freopen(FILE_NAME".out", "w", stdout);
	#endif
	ios::sync_with_stdio(0); cin.tie(0);
	readInput();
	solve();
}

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	0 ms	256 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	3 ms	384 KB	Output is correct
9	Correct	2 ms	384 KB	Output is correct
10	Correct	2 ms	256 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	3 ms	384 KB	Output is correct
14	Correct	3 ms	512 KB	Output is correct
15	Correct	2 ms	384 KB	Output is correct
16	Correct	3 ms	384 KB	Output is correct
17	Correct	1 ms	384 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	3 ms	384 KB	Output is correct

Subtask #2
40.0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	0 ms	256 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	3 ms	384 KB	Output is correct
9	Correct	2 ms	384 KB	Output is correct
10	Correct	2 ms	256 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	3 ms	384 KB	Output is correct
14	Correct	3 ms	512 KB	Output is correct
15	Correct	2 ms	384 KB	Output is correct
16	Correct	3 ms	384 KB	Output is correct
17	Correct	1 ms	384 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	3 ms	384 KB	Output is correct
20	Correct	0 ms	384 KB	Output is correct
21	Correct	3 ms	384 KB	Output is correct
22	Correct	4 ms	384 KB	Output is correct
23	Correct	3 ms	384 KB	Output is correct
24	Correct	3 ms	384 KB	Output is correct
25	Correct	3 ms	356 KB	Output is correct
26	Correct	3 ms	384 KB	Output is correct
27	Correct	3 ms	256 KB	Output is correct
28	Correct	3 ms	384 KB	Output is correct
29	Correct	3 ms	384 KB	Output is correct
30	Correct	3 ms	384 KB	Output is correct
31	Correct	3 ms	384 KB	Output is correct
32	Correct	3 ms	384 KB	Output is correct
33	Correct	2 ms	384 KB	Output is correct
34	Correct	3 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	4 ms	384 KB	Output is correct

Subtask #3
50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	0 ms	256 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	3 ms	384 KB	Output is correct
9	Correct	2 ms	384 KB	Output is correct
10	Correct	2 ms	256 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	3 ms	384 KB	Output is correct
14	Correct	3 ms	512 KB	Output is correct
15	Correct	2 ms	384 KB	Output is correct
16	Correct	3 ms	384 KB	Output is correct
17	Correct	1 ms	384 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	3 ms	384 KB	Output is correct
20	Correct	0 ms	384 KB	Output is correct
21	Correct	3 ms	384 KB	Output is correct
22	Correct	4 ms	384 KB	Output is correct
23	Correct	3 ms	384 KB	Output is correct
24	Correct	3 ms	384 KB	Output is correct
25	Correct	3 ms	356 KB	Output is correct
26	Correct	3 ms	384 KB	Output is correct
27	Correct	3 ms	256 KB	Output is correct
28	Correct	3 ms	384 KB	Output is correct
29	Correct	3 ms	384 KB	Output is correct
30	Correct	3 ms	384 KB	Output is correct
31	Correct	3 ms	384 KB	Output is correct
32	Correct	3 ms	384 KB	Output is correct
33	Correct	2 ms	384 KB	Output is correct
34	Correct	3 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	4 ms	384 KB	Output is correct
38	Correct	69 ms	1528 KB	Output is correct
39	Correct	72 ms	1656 KB	Output is correct
40	Correct	66 ms	1528 KB	Output is correct
41	Correct	70 ms	1628 KB	Output is correct
42	Correct	72 ms	1528 KB	Output is correct
43	Correct	69 ms	1528 KB	Output is correct
44	Correct	75 ms	1528 KB	Output is correct
45	Correct	63 ms	1528 KB	Output is correct
46	Correct	56 ms	1528 KB	Output is correct
47	Correct	75 ms	1444 KB	Output is correct
48	Correct	58 ms	1400 KB	Output is correct
49	Correct	55 ms	1280 KB	Output is correct
50	Correct	53 ms	1272 KB	Output is correct
51	Correct	75 ms	1656 KB	Output is correct
52	Correct	67 ms	1580 KB	Output is correct
53	Correct	75 ms	1528 KB	Output is correct
54	Correct	62 ms	1528 KB	Output is correct
55	Correct	83 ms	1480 KB	Output is correct
56	Correct	53 ms	1272 KB	Output is correct
57	Correct	24 ms	724 KB	Output is correct
58	Correct	45 ms	1144 KB	Output is correct
59	Correct	57 ms	1144 KB	Output is correct
60	Correct	22 ms	768 KB	Output is correct
61	Correct	36 ms	1016 KB	Output is correct
62	Correct	58 ms	1528 KB	Output is correct
63	Correct	70 ms	1656 KB	Output is correct
64	Correct	59 ms	1528 KB	Output is correct
65	Correct	69 ms	1476 KB	Output is correct
66	Correct	61 ms	1528 KB	Output is correct
67	Correct	65 ms	1528 KB	Output is correct
68	Correct	57 ms	1528 KB	Output is correct
69	Correct	79 ms	1484 KB	Output is correct
70	Correct	61 ms	1528 KB	Output is correct
71	Correct	62 ms	1528 KB	Output is correct
72	Correct	62 ms	1528 KB	Output is correct
73	Correct	58 ms	1528 KB	Output is correct

답안 #97442

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