Submission #896236

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
896236	2024-01-01T03:59:57 Z	MongHwa	None (JOI14_ho_t2)	C++17	100 / 100	641 ms	1108 KB

2014_ho_t2

#include <iostream>
#include <algorithm>
#include <set>
using namespace std;

#define X first
#define Y second
#define INF 0x7f7f7f7f

int arr[10005], dp[10005];
pair<int, int> box[10005];
multiset<int> ms;

int main()
{
	ios::sync_with_stdio(0);
	cin.tie(0);

	int m, n;
	cin >> m >> n;

	for(int i = 0; i < m; i++)
		cin >> arr[i];
	for(int i = 0; i < n; i++)
		cin >> box[i].X >> box[i].Y;

	sort(arr, arr+m, greater<>());

	fill(dp+1, dp+m+1, INF);

	for(int i = 0; i < n; i++)
	{
		ms.clear();
		for(int j = 0; j <= box[i].X; j++)
			if(m-j >= 0)
				ms.insert(dp[m-j]);
		
		for(int j = m; j >= 0; j--)
		{
			int temp = dp[j];
			dp[j] = min(dp[j], *ms.begin() + box[i].Y);
			ms.erase(ms.find(temp));
			if(j-box[i].X-1 >= 0)
				ms.insert(dp[j-box[i].X-1]);
		}
	}

	int ans = 0, sum = 0;
	for(int i = 0; i < m; i++)
	{
		sum += arr[i];
		ans = max(ans, sum-dp[i+1]);
	}

	cout << ans << '\n';
}

Subtask #1

25.0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	600 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	12 ms	860 KB	Output is correct
4	Correct	12 ms	860 KB	Output is correct
5	Correct	10 ms	604 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	11 ms	1040 KB	Output is correct
10	Correct	12 ms	604 KB	Output is correct

Subtask #2

35.0 / 35.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	228 ms	584 KB	Output is correct
2	Correct	197 ms	600 KB	Output is correct
3	Correct	199 ms	500 KB	Output is correct
4	Correct	209 ms	344 KB	Output is correct
5	Correct	197 ms	548 KB	Output is correct
6	Correct	20 ms	344 KB	Output is correct
7	Correct	157 ms	344 KB	Output is correct
8	Correct	196 ms	552 KB	Output is correct
9	Correct	20 ms	352 KB	Output is correct
10	Correct	194 ms	556 KB	Output is correct

Subtask #3

40.0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	600 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	12 ms	860 KB	Output is correct
4	Correct	12 ms	860 KB	Output is correct
5	Correct	10 ms	604 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	11 ms	1040 KB	Output is correct
10	Correct	12 ms	604 KB	Output is correct
11	Correct	228 ms	584 KB	Output is correct
12	Correct	197 ms	600 KB	Output is correct
13	Correct	199 ms	500 KB	Output is correct
14	Correct	209 ms	344 KB	Output is correct
15	Correct	197 ms	548 KB	Output is correct
16	Correct	20 ms	344 KB	Output is correct
17	Correct	157 ms	344 KB	Output is correct
18	Correct	196 ms	552 KB	Output is correct
19	Correct	20 ms	352 KB	Output is correct
20	Correct	194 ms	556 KB	Output is correct
21	Correct	528 ms	1056 KB	Output is correct
22	Correct	555 ms	860 KB	Output is correct
23	Correct	641 ms	856 KB	Output is correct
24	Correct	597 ms	1108 KB	Output is correct
25	Correct	606 ms	1064 KB	Output is correct
26	Correct	600 ms	1020 KB	Output is correct
27	Correct	114 ms	576 KB	Output is correct
28	Correct	525 ms	604 KB	Output is correct
29	Correct	423 ms	624 KB	Output is correct
30	Correct	444 ms	604 KB	Output is correct