Submission #1033320

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1033320	2024-07-24T16:28:22 Z	vjudge1	Knapsack (NOI18_knapsack)	C++17	100 / 100	77 ms	3764 KB

knapsack

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
int S, N, V, W, K;
vector <pair<int, int>> A[2001];
long long dp[2001], answer;
int main(){
	cin >> S >> N;
	for(int i = 0; i < N; i++){
		cin >> V >> W >> K;
		A[W].push_back(make_pair(V, K));
	}
	for(int i = 1; i <= S; i++){
		sort(A[i].begin(), A[i].end(), greater<pair<int, int>>());
		int index = 0;
		for(int j = 0; j < S / i; j++){
			if(index >= A[i].size()) break;
			for(int k = S; k >= i; k--){
				dp[k] = max(dp[k], dp[k - i] + A[i][index].first);
				answer = max(answer, dp[k]);
			}
			A[i][index].second--;
			if(A[i][index].second == 0) index++;
		}
	}
	cout << answer << endl;
	return 0;
}

Compilation message

knapsack.cpp: In function 'int main()':
knapsack.cpp:18:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |    if(index >= A[i].size()) break;
      |       ~~~~~~^~~~~~~~~~~~~~

Subtask #1
12.0 / 12.0

#	Verdict	Memory	Grader output
1	Correct	348 KB	Output is correct
2	Correct	348 KB	Output is correct
3	Correct	348 KB	Output is correct
4	Correct	348 KB	Output is correct

Subtask #2
17.0 / 17.0

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

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	2 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	1 ms	600 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct

Subtask #4
24.0 / 24.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	1 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	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	2 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	1 ms	600 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	1 ms	600 KB	Output is correct
26	Correct	3 ms	348 KB	Output is correct
27	Correct	1 ms	344 KB	Output is correct
28	Correct	0 ms	484 KB	Output is correct
29	Correct	1 ms	344 KB	Output is correct
30	Correct	1 ms	348 KB	Output is correct
31	Correct	1 ms	344 KB	Output is correct
32	Correct	0 ms	348 KB	Output is correct
33	Correct	0 ms	348 KB	Output is correct
34	Correct	1 ms	348 KB	Output is correct

Subtask #5
27.0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	1 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	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	2 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	1 ms	600 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	1 ms	600 KB	Output is correct
26	Correct	3 ms	348 KB	Output is correct
27	Correct	1 ms	344 KB	Output is correct
28	Correct	0 ms	484 KB	Output is correct
29	Correct	1 ms	344 KB	Output is correct
30	Correct	1 ms	348 KB	Output is correct
31	Correct	1 ms	344 KB	Output is correct
32	Correct	0 ms	348 KB	Output is correct
33	Correct	0 ms	348 KB	Output is correct
34	Correct	1 ms	348 KB	Output is correct
35	Correct	42 ms	2328 KB	Output is correct
36	Correct	48 ms	2688 KB	Output is correct
37	Correct	57 ms	2508 KB	Output is correct
38	Correct	56 ms	2892 KB	Output is correct
39	Correct	61 ms	3520 KB	Output is correct
40	Correct	77 ms	3736 KB	Output is correct
41	Correct	53 ms	2900 KB	Output is correct
42	Correct	54 ms	2912 KB	Output is correct
43	Correct	62 ms	2896 KB	Output is correct
44	Correct	62 ms	2896 KB	Output is correct
45	Correct	61 ms	3764 KB	Output is correct
46	Correct	58 ms	3152 KB	Output is correct
47	Correct	67 ms	3684 KB	Output is correct
48	Correct	77 ms	3508 KB	Output is correct
49	Correct	58 ms	3408 KB	Output is correct
50	Correct	70 ms	3412 KB	Output is correct

Submission #1033320

Compilation message

Subtask #1 12.0 / 12.0

Subtask #2 17.0 / 17.0

Subtask #3 20.0 / 20.0

Subtask #4 24.0 / 24.0

Subtask #5 27.0 / 27.0

Subtask #1
12.0 / 12.0

Subtask #2
17.0 / 17.0

Subtask #3
20.0 / 20.0

Subtask #4
24.0 / 24.0

Subtask #5
27.0 / 27.0