Submission #526383

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
526383	2022-02-14T14:15:23 Z	bebecanvas	Exhibition (JOI19_ho_t2)	C++14	50 / 100	55 ms	13492 KB

joi2019_ho_t2

#include <bits/stdc++.h>

using namespace std;
#define int long long
#define endl '\n'
#define sz(x) (int) (x).size()

int n, m;
pair<int, int> p[100005];
int f[100005];
int memo[1005][1005];
int dp(int i, int j){
	if(memo[i][j]!=-1){return memo[i][j];}
	if(i==n||j==m){return memo[i][j]= 0;}
	if(p[i].second<=f[j]){
		return memo[i][j]= max(dp(i+1, j+1)+1, max(dp(i, j+1), dp(i+1,j)));
	}else{
		return memo[i][j]= max(dp(i, j+1), dp(i+1,j));
	}
}

signed main(){
 
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    
    cin >> n >> m;
	for(int i=0; i<n; i++){
		int a, b; cin >> a >> b;
		p[i]= make_pair(b, a);
	}
	for(int i=0; i<m; i++){cin >> f[i];}
	sort(f, f+m);
	sort(p, p+n);
	memset(memo, -1, sizeof(memo));
	
	int ans= dp(0, 0);
	
	cout << ans << endl;
	
	
	
}

Subtask #1

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	8140 KB	Output is correct
2	Correct	4 ms	8140 KB	Output is correct
3	Correct	6 ms	8152 KB	Output is correct
4	Correct	4 ms	8140 KB	Output is correct
5	Correct	4 ms	8140 KB	Output is correct
6	Correct	4 ms	8140 KB	Output is correct
7	Correct	4 ms	8140 KB	Output is correct
8	Correct	4 ms	8140 KB	Output is correct
9	Correct	3 ms	8140 KB	Output is correct
10	Correct	3 ms	8140 KB	Output is correct
11	Correct	4 ms	8140 KB	Output is correct
12	Correct	3 ms	8140 KB	Output is correct
13	Correct	4 ms	8140 KB	Output is correct
14	Correct	3 ms	8140 KB	Output is correct
15	Correct	3 ms	8140 KB	Output is correct
16	Correct	5 ms	8140 KB	Output is correct
17	Correct	4 ms	8140 KB	Output is correct
18	Correct	3 ms	8108 KB	Output is correct
19	Correct	4 ms	8140 KB	Output is correct

Subtask #2

40.0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	8140 KB	Output is correct
2	Correct	4 ms	8140 KB	Output is correct
3	Correct	6 ms	8152 KB	Output is correct
4	Correct	4 ms	8140 KB	Output is correct
5	Correct	4 ms	8140 KB	Output is correct
6	Correct	4 ms	8140 KB	Output is correct
7	Correct	4 ms	8140 KB	Output is correct
8	Correct	4 ms	8140 KB	Output is correct
9	Correct	3 ms	8140 KB	Output is correct
10	Correct	3 ms	8140 KB	Output is correct
11	Correct	4 ms	8140 KB	Output is correct
12	Correct	3 ms	8140 KB	Output is correct
13	Correct	4 ms	8140 KB	Output is correct
14	Correct	3 ms	8140 KB	Output is correct
15	Correct	3 ms	8140 KB	Output is correct
16	Correct	5 ms	8140 KB	Output is correct
17	Correct	4 ms	8140 KB	Output is correct
18	Correct	3 ms	8108 KB	Output is correct
19	Correct	4 ms	8140 KB	Output is correct
20	Correct	14 ms	8396 KB	Output is correct
21	Correct	13 ms	8396 KB	Output is correct
22	Correct	12 ms	8296 KB	Output is correct
23	Correct	11 ms	8396 KB	Output is correct
24	Correct	14 ms	8392 KB	Output is correct
25	Correct	13 ms	8400 KB	Output is correct
26	Correct	13 ms	8396 KB	Output is correct
27	Correct	11 ms	8408 KB	Output is correct
28	Correct	11 ms	8396 KB	Output is correct
29	Correct	11 ms	8300 KB	Output is correct
30	Correct	13 ms	8392 KB	Output is correct
31	Correct	14 ms	8396 KB	Output is correct
32	Correct	4 ms	8268 KB	Output is correct
33	Correct	4 ms	8264 KB	Output is correct
34	Correct	7 ms	8268 KB	Output is correct
35	Correct	4 ms	8268 KB	Output is correct
36	Correct	13 ms	8404 KB	Output is correct
37	Correct	15 ms	8408 KB	Output is correct

Subtask #3

0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	8140 KB	Output is correct
2	Correct	4 ms	8140 KB	Output is correct
3	Correct	6 ms	8152 KB	Output is correct
4	Correct	4 ms	8140 KB	Output is correct
5	Correct	4 ms	8140 KB	Output is correct
6	Correct	4 ms	8140 KB	Output is correct
7	Correct	4 ms	8140 KB	Output is correct
8	Correct	4 ms	8140 KB	Output is correct
9	Correct	3 ms	8140 KB	Output is correct
10	Correct	3 ms	8140 KB	Output is correct
11	Correct	4 ms	8140 KB	Output is correct
12	Correct	3 ms	8140 KB	Output is correct
13	Correct	4 ms	8140 KB	Output is correct
14	Correct	3 ms	8140 KB	Output is correct
15	Correct	3 ms	8140 KB	Output is correct
16	Correct	5 ms	8140 KB	Output is correct
17	Correct	4 ms	8140 KB	Output is correct
18	Correct	3 ms	8108 KB	Output is correct
19	Correct	4 ms	8140 KB	Output is correct
20	Correct	14 ms	8396 KB	Output is correct
21	Correct	13 ms	8396 KB	Output is correct
22	Correct	12 ms	8296 KB	Output is correct
23	Correct	11 ms	8396 KB	Output is correct
24	Correct	14 ms	8392 KB	Output is correct
25	Correct	13 ms	8400 KB	Output is correct
26	Correct	13 ms	8396 KB	Output is correct
27	Correct	11 ms	8408 KB	Output is correct
28	Correct	11 ms	8396 KB	Output is correct
29	Correct	11 ms	8300 KB	Output is correct
30	Correct	13 ms	8392 KB	Output is correct
31	Correct	14 ms	8396 KB	Output is correct
32	Correct	4 ms	8268 KB	Output is correct
33	Correct	4 ms	8264 KB	Output is correct
34	Correct	7 ms	8268 KB	Output is correct
35	Correct	4 ms	8268 KB	Output is correct
36	Correct	13 ms	8404 KB	Output is correct
37	Correct	15 ms	8408 KB	Output is correct
38	Incorrect	55 ms	13492 KB	Output isn't correct
39	Halted	0 ms	0 KB	-