oj.uz

Submission #442051

# Submission time Handle Problem Language Result Execution time Memory
442051 2021-07-06T23:48:26 Z asdf1234coding Knapsack (NOI18_knapsack) C++14
100 / 100
 137 ms 3652 KB 
#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

#define ff first
#define ss second
#define MOD 1000000009

bool comp(pair<int,int> a, pair<int,int> b) {
    return a.ff > b.ff;
}

int main() {
    int s, n;
    cin >> s >> n;

    vector<vector<pair<int,int> > > wvk(s + 1);

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

    for(int i = 0; i <= s; i++) sort(wvk[i].begin(), wvk[i].end(), comp);

    vector<int> dp(s + 1, 0);
    dp[0] = 0;

    for(int i = 1; i <= s; i++) {
        int used = 0;
        for(auto each : wvk[i]) {
            for(int count = 1; count <= each.ss; count++) {
                used += i;
                if(used > s) break;
                for(int left = s; left >= used; left--) {
                    dp[left] = max(dp[left], dp[left - i] + each.ff);
                }
            }
            if(used > s) break;
        }
    }

    // int ans = 0;
    // for(int i = 1; i <= s; i++) {
    //     ans = max(ans, dp[i]);
    // }
    // cout << ans << endl;
    cout<<dp[s]<<endl;
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 332 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory 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 332 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory 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 332 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 2 ms 288 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 292 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 292 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

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 332 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 332 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 2 ms 288 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 292 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 292 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 2 ms 332 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 292 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 292 KB Output is correct

Subtask #5
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 332 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 332 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 2 ms 288 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 292 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 292 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 2 ms 332 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 292 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 292 KB Output is correct
35 Correct 81 ms 2228 KB Output is correct
36 Correct 113 ms 2440 KB Output is correct
37 Correct 88 ms 2304 KB Output is correct
38 Correct 96 ms 2604 KB Output is correct
39 Correct 115 ms 3488 KB Output is correct
40 Correct 137 ms 3524 KB Output is correct
41 Correct 99 ms 2712 KB Output is correct
42 Correct 93 ms 2784 KB Output is correct
43 Correct 99 ms 2752 KB Output is correct
44 Correct 99 ms 2752 KB Output is correct
45 Correct 131 ms 3652 KB Output is correct
46 Correct 102 ms 3128 KB Output is correct
47 Correct 110 ms 3608 KB Output is correct
48 Correct 121 ms 3544 KB Output is correct
49 Correct 114 ms 3440 KB Output is correct
50 Correct 116 ms 3260 KB Output is correct