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Submission #577331

# Submission time Handle Problem Language Result Execution time Memory
577331 2022-06-14T14:32:47 Z leroycut Knapsack (NOI18_knapsack) C++17
100 / 100
 64 ms 4888 KB 
#include <bits/stdc++.h>

using namespace std;
using ll = long long;
using ld = long double;

const int mod = 1000000007, N = 2003, inf = 1000000007;

int dp[N];

struct node{
    int v, w, k;
};

vector<vector<pair<int, int>>> vv;


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

    // freopen("feast.in", "r", stdin);
    // freopen("feast.out", "w", stdout);

    for(int i = 0; i < N; ++i){
        dp[i] = 0;
    }

    int s, n;

    cin >> s >> n;

    vector<node> v(n);
    vector<pair<int, int>> a;
    vv.resize(2003);

    for(int i = 0; i < n; ++i){
        cin >> v[i].v >> v[i].w >> v[i].k;
        vv[v[i].w].push_back({v[i].v, v[i].k});
    }

    for(int i = 0; i < N; ++i){
        sort(vv[i].begin(), vv[i].end());
    }

    // for(int i = 0; i < n; ++i) {
    //     cout << v[i].w << " ";
    // }


    for(int i = 1; i <= s; ++i){
        if(vv[i].size() == 0) continue;
        int sz = vv[i].size();

        for(int w = s; w > 0; --w){
            int cou = 1, val = 0;
            for(int j = sz - 1; j >= 0 && cou * i <= w; --j){
                int couj = 0;
                while(vv[i][j].second > couj && cou * i <= w){
                    couj++;
                    val += vv[i][j].first;
                    dp[w] = max(dp[w], dp[w - i * cou] + val);
                    cou++;
                }
            }
        }
    }

    // for(int i = 0; i <= s; ++i){
    //     cout << dp[i] << " ";
    // }

    cout << dp[s];
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 340 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 324 KB Output is correct
12 Correct 3 ms 332 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 324 KB Output is correct
17 Correct 1 ms 324 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 324 KB Output is correct

Subtask #4
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 328 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 324 KB Output is correct
16 Correct 3 ms 332 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 324 KB Output is correct
21 Correct 1 ms 324 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 324 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 3 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 3 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 328 KB Output is correct

Subtask #5
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 328 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 324 KB Output is correct
16 Correct 3 ms 332 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 324 KB Output is correct
21 Correct 1 ms 324 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 324 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 3 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 3 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 328 KB Output is correct
35 Correct 35 ms 3532 KB Output is correct
36 Correct 43 ms 3708 KB Output is correct
37 Correct 37 ms 3524 KB Output is correct
38 Correct 36 ms 3896 KB Output is correct
39 Correct 42 ms 4540 KB Output is correct
40 Correct 56 ms 4732 KB Output is correct
41 Correct 55 ms 3916 KB Output is correct
42 Correct 50 ms 3924 KB Output is correct
43 Correct 55 ms 3992 KB Output is correct
44 Correct 64 ms 4016 KB Output is correct
45 Correct 34 ms 4840 KB Output is correct
46 Correct 38 ms 4376 KB Output is correct
47 Correct 50 ms 4888 KB Output is correct
48 Correct 43 ms 4684 KB Output is correct
49 Correct 33 ms 4564 KB Output is correct
50 Correct 45 ms 4428 KB Output is correct