답안 #570633

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
570633	2022-05-30T20:07:04 Z	Dan4Life	Knapsack (NOI18_knapsack)	C++17	100 / 100	91 ms	36360 KB

knapsack

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define fi first
#define se second
#define pb push_back
#define all(a) a.begin(), a.end()
int n, W, dp[2010][2010];
vector<pair<int,int>> weight[2010];
int32_t main()
{
    ios_base::sync_with_stdio(false); cin.tie(0);
    cin >> W >> n;
    for(int i = 0; i < n; i++){
        int v, w, k; cin >> v >> w >> k;
        weight[w].pb({v,k});
    }
    for(int i = 0; i <= W; i++) sort(all(weight[i])), reverse(all(weight[i]));
    for(int i = 0; i <= W; i++)
        for(int j = 0; j <= W; j++)
            dp[i][j] = (j==0?0ll:-(int)1e18);
    for(int i = 1; i <= W; i++){
        for(int j = 0; j <= W; j++){
            dp[i][j] = max(dp[i][j], dp[i-1][j]);
            int mx_k = j/i, val = 0, k = 0;
            for(auto u : weight[i]){
                if(k>=mx_k) break;
                while(u.se-- and k<mx_k){
                    val+=u.fi, k++;
                    dp[i][j] = max(dp[i][j], dp[i-1][j-k*i]+val);
                }
            }
        }
    }
    int ans = 0; for(int i = 0; i <= W; i++) ans = max(ans, dp[W][i]);
    cout << ans << "\n";
}

Subtask #1
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	16 ms	17236 KB	Output is correct
2	Correct	17 ms	17264 KB	Output is correct
3	Correct	15 ms	17268 KB	Output is correct
4	Correct	15 ms	17144 KB	Output is correct

Subtask #2
17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	34 ms	31828 KB	Output is correct
3	Correct	32 ms	31828 KB	Output is correct
4	Correct	34 ms	31700 KB	Output is correct
5	Correct	34 ms	31780 KB	Output is correct
6	Correct	37 ms	31824 KB	Output is correct
7	Correct	34 ms	31828 KB	Output is correct
8	Correct	37 ms	31700 KB	Output is correct
9	Correct	33 ms	31736 KB	Output is correct
10	Correct	33 ms	31828 KB	Output is correct

Subtask #3
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	34 ms	31828 KB	Output is correct
3	Correct	32 ms	31828 KB	Output is correct
4	Correct	34 ms	31700 KB	Output is correct
5	Correct	34 ms	31780 KB	Output is correct
6	Correct	37 ms	31824 KB	Output is correct
7	Correct	34 ms	31828 KB	Output is correct
8	Correct	37 ms	31700 KB	Output is correct
9	Correct	33 ms	31736 KB	Output is correct
10	Correct	33 ms	31828 KB	Output is correct
11	Correct	1 ms	384 KB	Output is correct
12	Correct	35 ms	31744 KB	Output is correct
13	Correct	35 ms	31828 KB	Output is correct
14	Correct	37 ms	31848 KB	Output is correct
15	Correct	38 ms	31764 KB	Output is correct
16	Correct	38 ms	31828 KB	Output is correct
17	Correct	35 ms	31748 KB	Output is correct
18	Correct	35 ms	31736 KB	Output is correct
19	Correct	37 ms	31756 KB	Output is correct
20	Correct	35 ms	31740 KB	Output is correct

Subtask #4
24.0 / 24.0

#	결과	실행 시간	메모리	Grader output
1	Correct	16 ms	17236 KB	Output is correct
2	Correct	17 ms	17264 KB	Output is correct
3	Correct	15 ms	17268 KB	Output is correct
4	Correct	15 ms	17144 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	34 ms	31828 KB	Output is correct
7	Correct	32 ms	31828 KB	Output is correct
8	Correct	34 ms	31700 KB	Output is correct
9	Correct	34 ms	31780 KB	Output is correct
10	Correct	37 ms	31824 KB	Output is correct
11	Correct	34 ms	31828 KB	Output is correct
12	Correct	37 ms	31700 KB	Output is correct
13	Correct	33 ms	31736 KB	Output is correct
14	Correct	33 ms	31828 KB	Output is correct
15	Correct	1 ms	384 KB	Output is correct
16	Correct	35 ms	31744 KB	Output is correct
17	Correct	35 ms	31828 KB	Output is correct
18	Correct	37 ms	31848 KB	Output is correct
19	Correct	38 ms	31764 KB	Output is correct
20	Correct	38 ms	31828 KB	Output is correct
21	Correct	35 ms	31748 KB	Output is correct
22	Correct	35 ms	31736 KB	Output is correct
23	Correct	37 ms	31756 KB	Output is correct
24	Correct	35 ms	31740 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	36 ms	31828 KB	Output is correct
27	Correct	34 ms	31848 KB	Output is correct
28	Correct	34 ms	31744 KB	Output is correct
29	Correct	32 ms	31804 KB	Output is correct
30	Correct	37 ms	31836 KB	Output is correct
31	Correct	36 ms	31828 KB	Output is correct
32	Correct	38 ms	31716 KB	Output is correct
33	Correct	33 ms	31684 KB	Output is correct
34	Correct	35 ms	31828 KB	Output is correct

Subtask #5
27.0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	16 ms	17236 KB	Output is correct
2	Correct	17 ms	17264 KB	Output is correct
3	Correct	15 ms	17268 KB	Output is correct
4	Correct	15 ms	17144 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	34 ms	31828 KB	Output is correct
7	Correct	32 ms	31828 KB	Output is correct
8	Correct	34 ms	31700 KB	Output is correct
9	Correct	34 ms	31780 KB	Output is correct
10	Correct	37 ms	31824 KB	Output is correct
11	Correct	34 ms	31828 KB	Output is correct
12	Correct	37 ms	31700 KB	Output is correct
13	Correct	33 ms	31736 KB	Output is correct
14	Correct	33 ms	31828 KB	Output is correct
15	Correct	1 ms	384 KB	Output is correct
16	Correct	35 ms	31744 KB	Output is correct
17	Correct	35 ms	31828 KB	Output is correct
18	Correct	37 ms	31848 KB	Output is correct
19	Correct	38 ms	31764 KB	Output is correct
20	Correct	38 ms	31828 KB	Output is correct
21	Correct	35 ms	31748 KB	Output is correct
22	Correct	35 ms	31736 KB	Output is correct
23	Correct	37 ms	31756 KB	Output is correct
24	Correct	35 ms	31740 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	36 ms	31828 KB	Output is correct
27	Correct	34 ms	31848 KB	Output is correct
28	Correct	34 ms	31744 KB	Output is correct
29	Correct	32 ms	31804 KB	Output is correct
30	Correct	37 ms	31836 KB	Output is correct
31	Correct	36 ms	31828 KB	Output is correct
32	Correct	38 ms	31716 KB	Output is correct
33	Correct	33 ms	31684 KB	Output is correct
34	Correct	35 ms	31828 KB	Output is correct
35	Correct	28 ms	3408 KB	Output is correct
36	Correct	65 ms	34784 KB	Output is correct
37	Correct	68 ms	34548 KB	Output is correct
38	Correct	67 ms	35096 KB	Output is correct
39	Correct	66 ms	35752 KB	Output is correct
40	Correct	80 ms	36180 KB	Output is correct
41	Correct	83 ms	35412 KB	Output is correct
42	Correct	87 ms	35516 KB	Output is correct
43	Correct	80 ms	35584 KB	Output is correct
44	Correct	74 ms	35360 KB	Output is correct
45	Correct	69 ms	36220 KB	Output is correct
46	Correct	69 ms	35380 KB	Output is correct
47	Correct	70 ms	36360 KB	Output is correct
48	Correct	91 ms	36176 KB	Output is correct
49	Correct	66 ms	35948 KB	Output is correct
50	Correct	71 ms	35696 KB	Output is correct

답안 #570633

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