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Submission #732034

# Submission time Handle Problem Language Result Execution time Memory
732034 2023-04-28T09:28:29 Z manhtuan22007 Knapsack (NOI18_knapsack) C++14
100 / 100
 60 ms 5000 KB 
#include <bits/stdc++.h>
#define int long long
using namespace std;


int n , s , dp[2005];
vector<pair<int , int>> a[2005];

int32_t main()
{
    cin.tie(0)->sync_with_stdio(0);
    cin >> s >> n;

    for(int i = 1 ; i <= n ; i ++){
        int v , w , k;
        cin >> v >> w >> k;
        a[w].push_back({v , k});
//        s[w] += k;
    }
    for(int i = 1 ; i <= s ; i ++){
        if(!a[i].empty()) sort(a[i].begin() , a[i].end() , greater<pair<int , int>>());
    }
    for(int i = 1 ; i <= s ; i ++){
        if(a[i].empty()) continue;
        int ind = 1 , sum = 1 , j = 1;
        while(sum <= s / i && ind <= (int)a[i].size()){
            if(a[i][ind - 1].second < j){
                ++ind;
                j = 1;
            }
            if(ind > (int)a[i].size()) continue;
            for(int c = s ; c >= i ; c --){
                dp[c] = max(dp[c] , dp[c - i] + a[i][ind - 1].first);
            }
            ++sum , ++j;
        }
    }
    cout << dp[s];
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 372 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 368 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 368 KB Output is correct
4 Correct 1 ms 372 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 368 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 368 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 368 KB Output is correct
4 Correct 1 ms 372 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 368 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 340 KB Output is correct
12 Correct 3 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 340 KB Output is correct
16 Correct 1 ms 372 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 368 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct

Subtask #4
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 372 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 368 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 368 KB Output is correct
8 Correct 1 ms 372 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 368 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 340 KB Output is correct
16 Correct 3 ms 340 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 372 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 368 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 4 ms 392 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 368 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 372 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 340 KB Output is correct

Subtask #5
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 372 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 368 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 368 KB Output is correct
8 Correct 1 ms 372 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 368 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 340 KB Output is correct
16 Correct 3 ms 340 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 372 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 368 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 4 ms 392 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 368 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 372 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 340 KB Output is correct
35 Correct 27 ms 3408 KB Output is correct
36 Correct 33 ms 3584 KB Output is correct
37 Correct 30 ms 3372 KB Output is correct
38 Correct 31 ms 3616 KB Output is correct
39 Correct 45 ms 4220 KB Output is correct
40 Correct 60 ms 4812 KB Output is correct
41 Correct 39 ms 3960 KB Output is correct
42 Correct 40 ms 3916 KB Output is correct
43 Correct 49 ms 3948 KB Output is correct
44 Correct 50 ms 4004 KB Output is correct
45 Correct 41 ms 4712 KB Output is correct
46 Correct 34 ms 4048 KB Output is correct
47 Correct 36 ms 5000 KB Output is correct
48 Correct 42 ms 4688 KB Output is correct
49 Correct 31 ms 4428 KB Output is correct
50 Correct 44 ms 4176 KB Output is correct