Submission #370318

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
370318	2021-02-23T18:32:45 Z	wind_reaper	Kitchen (BOI19_kitchen)	C++17	100 / 100	53 ms	748 KB

kitchen

#include <bits/stdc++.h>

using namespace std;

const int MXN = 301;
const int INF = 1e9;

int32_t main(){
	ios_base::sync_with_stdio(false); 
	cin.tie(NULL); 
	
	int n, m, k;
	cin >> n >> m >> k;

	vector<int> a(n), b(m);
	for(int i = 0; i < n; i++)
		cin >> a[i];
	for(int i = 0; i < m; i++)
		cin >> b[i];

	if(*min_element(a.begin(), a.end()) < k){
		cout << "Impossible\n";
		return 0;
	}

	vector<int> dp(MXN*MXN, -INF);
	dp[0] = 0;

	for(int i = 0; i < m; i++){
		for(int W = MXN*MXN - 1; W >= b[i]; --W)
			dp[W] = max(dp[W], dp[W-b[i]] + min(b[i], n));
	}

	int sum = accumulate(a.begin(), a.end(), 0);
	int ans = INF;
	for(int W = sum; W < MXN*MXN; W++)
		if(dp[W] >= n*k)
			ans = min(ans, W - sum);

	cout << (ans != INF ? to_string(ans) : "Impossible") << '\n';
	return 0; 
}

Subtask #1

9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	620 KB	Output is correct
2	Correct	2 ms	620 KB	Output is correct
3	Correct	1 ms	620 KB	Output is correct
4	Correct	1 ms	620 KB	Output is correct
5	Correct	1 ms	620 KB	Output is correct
6	Correct	1 ms	392 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	2 ms	620 KB	Output is correct

Subtask #2

22.0 / 22.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	620 KB	Output is correct
2	Correct	2 ms	620 KB	Output is correct
3	Correct	1 ms	620 KB	Output is correct
4	Correct	1 ms	620 KB	Output is correct
5	Correct	1 ms	620 KB	Output is correct
6	Correct	1 ms	392 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	2 ms	620 KB	Output is correct
9	Correct	5 ms	620 KB	Output is correct
10	Correct	3 ms	620 KB	Output is correct
11	Correct	3 ms	620 KB	Output is correct
12	Correct	3 ms	620 KB	Output is correct
13	Correct	3 ms	620 KB	Output is correct

Subtask #3

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	42 ms	748 KB	Output is correct
2	Correct	36 ms	648 KB	Output is correct
3	Correct	53 ms	748 KB	Output is correct
4	Correct	50 ms	748 KB	Output is correct
5	Correct	47 ms	748 KB	Output is correct
6	Correct	33 ms	620 KB	Output is correct

Subtask #4

21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	7 ms	748 KB	Output is correct
2	Correct	7 ms	620 KB	Output is correct
3	Correct	7 ms	620 KB	Output is correct
4	Correct	7 ms	620 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct

Subtask #5

28.0 / 28.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	620 KB	Output is correct
2	Correct	2 ms	620 KB	Output is correct
3	Correct	1 ms	620 KB	Output is correct
4	Correct	1 ms	620 KB	Output is correct
5	Correct	1 ms	620 KB	Output is correct
6	Correct	1 ms	392 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	2 ms	620 KB	Output is correct
9	Correct	5 ms	620 KB	Output is correct
10	Correct	3 ms	620 KB	Output is correct
11	Correct	3 ms	620 KB	Output is correct
12	Correct	3 ms	620 KB	Output is correct
13	Correct	3 ms	620 KB	Output is correct
14	Correct	42 ms	748 KB	Output is correct
15	Correct	36 ms	648 KB	Output is correct
16	Correct	53 ms	748 KB	Output is correct
17	Correct	50 ms	748 KB	Output is correct
18	Correct	47 ms	748 KB	Output is correct
19	Correct	33 ms	620 KB	Output is correct
20	Correct	7 ms	748 KB	Output is correct
21	Correct	7 ms	620 KB	Output is correct
22	Correct	7 ms	620 KB	Output is correct
23	Correct	7 ms	620 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	33 ms	620 KB	Output is correct
26	Correct	38 ms	620 KB	Output is correct
27	Correct	26 ms	620 KB	Output is correct
28	Correct	38 ms	620 KB	Output is correct
29	Correct	39 ms	620 KB	Output is correct
30	Correct	49 ms	748 KB	Output is correct