답안 #404499

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
404499	2021-05-14T14:03:42 Z	CrouchingDragon	Knapsack (NOI18_knapsack)	C++17	100 / 100	208 ms	59592 KB

knapsack

#include "bits/stdc++.h"

using namespace std;

#define endl '\n'
#define debug(x) cerr << #x << " == " << (x) << '\n';
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)

using ll = long long;

const int INF = 0x3f3f3f3f;
const ll LINF = 0x3f3f3f3f3f3f3f3fLL;

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

    ll S;
    int N;
    cin >> S >> N;

    vector<vector<ll>> items(S + 1);

    for (int i = 0; i < N; ++i) {
        ll V, W, K;
        cin >> V >> W >> K;
        K = min(K, S / W);

        for (int x = 1; x <= K; K -= x, x *= 2) {
            items.push_back({x * V, x * W});
            items[x * W].push_back(x * V);
        }
        if (K > 0) items[K * W].push_back(K * V);
    }

    vector<ll> dp(S + 1, 0);

    for (int w = 1; w <= S; ++w) {
        sort(rall(items[w]));
        items[w].resize(min((ll)size(items[w]), S / w));
        for (auto x : items[w]) {
            for (ll z = S - w; z >= 0; --z) {
                dp[z + w] = max(dp[z + w], dp[z] + x);
            }
        }
    }

    ll ans = *max_element(all(dp));
    cout << ans << endl;

    exit(0);
}

Subtask #1
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	1 ms	312 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	312 KB	Output is correct

Subtask #2
17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	312 KB	Output is correct

Subtask #3
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	312 KB	Output is correct
11	Correct	1 ms	204 KB	Output is correct
12	Correct	2 ms	332 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	1 ms	332 KB	Output is correct
15	Correct	1 ms	332 KB	Output is correct
16	Correct	1 ms	332 KB	Output is correct
17	Correct	1 ms	332 KB	Output is correct
18	Correct	1 ms	332 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct

Subtask #4
24.0 / 24.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	1 ms	312 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	312 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	332 KB	Output is correct
11	Correct	1 ms	332 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	1 ms	312 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	2 ms	332 KB	Output is correct
17	Correct	1 ms	332 KB	Output is correct
18	Correct	1 ms	332 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	332 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	1 ms	332 KB	Output is correct
25	Correct	1 ms	204 KB	Output is correct
26	Correct	3 ms	332 KB	Output is correct
27	Correct	1 ms	308 KB	Output is correct
28	Correct	1 ms	332 KB	Output is correct
29	Correct	1 ms	332 KB	Output is correct
30	Correct	1 ms	332 KB	Output is correct
31	Correct	1 ms	316 KB	Output is correct
32	Correct	1 ms	332 KB	Output is correct
33	Correct	1 ms	332 KB	Output is correct
34	Correct	2 ms	332 KB	Output is correct

Subtask #5
27.0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	1 ms	312 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	312 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	332 KB	Output is correct
11	Correct	1 ms	332 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	1 ms	312 KB	Output is correct
15	Correct	1 ms	204 KB	Output is correct
16	Correct	2 ms	332 KB	Output is correct
17	Correct	1 ms	332 KB	Output is correct
18	Correct	1 ms	332 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	332 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	1 ms	332 KB	Output is correct
25	Correct	1 ms	204 KB	Output is correct
26	Correct	3 ms	332 KB	Output is correct
27	Correct	1 ms	308 KB	Output is correct
28	Correct	1 ms	332 KB	Output is correct
29	Correct	1 ms	332 KB	Output is correct
30	Correct	1 ms	332 KB	Output is correct
31	Correct	1 ms	316 KB	Output is correct
32	Correct	1 ms	332 KB	Output is correct
33	Correct	1 ms	332 KB	Output is correct
34	Correct	2 ms	332 KB	Output is correct
35	Correct	40 ms	7536 KB	Output is correct
36	Correct	208 ms	59592 KB	Output is correct
37	Correct	54 ms	7672 KB	Output is correct
38	Correct	43 ms	8068 KB	Output is correct
39	Correct	51 ms	8756 KB	Output is correct
40	Correct	77 ms	13884 KB	Output is correct
41	Correct	57 ms	8208 KB	Output is correct
42	Correct	60 ms	8636 KB	Output is correct
43	Correct	64 ms	9908 KB	Output is correct
44	Correct	67 ms	13256 KB	Output is correct
45	Correct	67 ms	13760 KB	Output is correct
46	Correct	42 ms	8480 KB	Output is correct
47	Correct	65 ms	13748 KB	Output is correct
48	Correct	73 ms	13884 KB	Output is correct
49	Correct	49 ms	13584 KB	Output is correct
50	Correct	154 ms	47696 KB	Output is correct

답안 #404499

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