oj.uz

Submission #906217

# Submission time Handle Problem Language Result Execution time Memory
906217 2024-01-13T18:42:14 Z trinhbaongoc3006 Knapsack (NOI18_knapsack) C++17
100 / 100
 50 ms 3920 KB 
#include <bits/stdc++.h>
#define INF int64_t(1e9)
#define pii pair <int, int>
#define pll pair <long long, long long>
#define file "test"
using namespace std;
const int nmax=2005;
const int MOD = 1e9 + 7;

int s, n;
vector <pii> adj[nmax];
long long dp[nmax];
int main()
{
    ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
    //freopen(file".inp","r",stdin);
    //freopen(file".out","w",stdout);
    cin >> s >> n;
    for (int i=1;i<=n;i++)
    {
        int w, v, k;
        cin >> v >> w >> k;
        adj[w].push_back({v,k});
    }

    for (int i=1;i<=s;i++)
    {
        if (adj[i].size() == 0) continue;
        sort(adj[i].begin(), adj[i].end(), greater <pii> ()) ;
        int id = 0;
        for (int j=0;j*i<s;j++)
        {
            if (id >= adj[i].size()) break;
            for (int k=s;k>=i;k--)
            {
                dp[k] = max(dp[k], dp[k-i] + adj[i][id].first);
            }
            adj[i][id].second--;
            if (adj[i][id].second == 0) id++;
        }
    }
    cout << dp[s] ;
return 0;
}

Compilation message

knapsack.cpp: In function 'int main()':
knapsack.cpp:33:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   33 |             if (id >= adj[i].size()) break;
      |                 ~~~^~~~~~~~~~~~~~~~

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 504 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 412 KB Output is correct
10 Correct 1 ms 512 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 504 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 412 KB Output is correct
10 Correct 1 ms 512 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 2 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 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 1 ms 348 KB Output is correct
18 Correct 1 ms 348 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 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 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 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 504 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 412 KB Output is correct
14 Correct 1 ms 512 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 2 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 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 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 4 ms 348 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 1 ms 508 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 2 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 396 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 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 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 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 504 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 412 KB Output is correct
14 Correct 1 ms 512 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 2 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 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 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 4 ms 348 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 1 ms 508 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 2 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 396 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 22 ms 2524 KB Output is correct
36 Correct 27 ms 2724 KB Output is correct
37 Correct 25 ms 2524 KB Output is correct
38 Correct 22 ms 2768 KB Output is correct
39 Correct 27 ms 3396 KB Output is correct
40 Correct 50 ms 3652 KB Output is correct
41 Correct 34 ms 2912 KB Output is correct
42 Correct 34 ms 2996 KB Output is correct
43 Correct 49 ms 3004 KB Output is correct
44 Correct 47 ms 3068 KB Output is correct
45 Correct 26 ms 3668 KB Output is correct
46 Correct 26 ms 3036 KB Output is correct
47 Correct 28 ms 3676 KB Output is correct
48 Correct 34 ms 3920 KB Output is correct
49 Correct 25 ms 3344 KB Output is correct
50 Correct 39 ms 3384 KB Output is correct