oj.uz

Submission #675995

# Submission time Handle Problem Language Result Execution time Memory
675995 2022-12-28T19:32:28 Z Ozy Knapsack (NOI18_knapsack) C++17
100 / 100
 58 ms 4996 KB 
#include <iostream>
#include <bits/stdc++.h>
using namespace std;
#define debug(a) cout << #a << " = " << a << endl
#define debugsl(a) cout << #a << " = " << a << ", "
#define lli long long int
#define rep(i,a,b) for(int i = (a); i <= (b); i++)
#define repa(i,a,b) for(int i = (a); i >= (b); i--)
#define pb push_back

#define MAX 2000
#define valor first
#define cant second

lli s,n,a,b,c,umbral,contador;
vector<pair<lli,lli> > peso[MAX+2];
lli dp[MAX+2];

void solve(lli dis, lli costo) {
    repa(i,s,dis) {
        dp[i] = max(dp[i], dp[i-dis] + costo);
    }
}

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

    cin >> s >> n;
    rep(i,1,n) {
        cin >> a >> b >> c;
        peso[b].pb({a,c});
    }

    rep (i,1,s) {
        if (peso[i].empty()) continue;

        sort(peso[i].begin(), peso[i].end());
        reverse(peso[i].begin(), peso[i].end());
        umbral = s/i;
        contador = 0;

        for (auto act : peso[i]) {
            rep(j,1,act.cant) {
                contador++;
                if (contador > umbral) break;

                solve(i,act.valor);
            }
            if (contador > umbral) break;
        }

    }

    cout << dp[s];
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 280 KB Output is correct
2 Correct 1 ms 372 KB Output is correct
3 Correct 1 ms 340 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 340 KB Output is correct
5 Correct 1 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 368 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 340 KB Output is correct
5 Correct 1 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 368 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 372 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 372 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 340 KB Output is correct

Subtask #4
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 280 KB Output is correct
2 Correct 1 ms 372 KB Output is correct
3 Correct 1 ms 340 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 340 KB Output is correct
9 Correct 1 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 368 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 372 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 372 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 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 4 ms 376 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 468 KB Output is correct
30 Correct 2 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 368 KB Output is correct
34 Correct 1 ms 372 KB Output is correct

Subtask #5
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 280 KB Output is correct
2 Correct 1 ms 372 KB Output is correct
3 Correct 1 ms 340 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 340 KB Output is correct
9 Correct 1 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 368 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 372 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 372 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 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 4 ms 376 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 468 KB Output is correct
30 Correct 2 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 368 KB Output is correct
34 Correct 1 ms 372 KB Output is correct
35 Correct 27 ms 3408 KB Output is correct
36 Correct 31 ms 3544 KB Output is correct
37 Correct 29 ms 3408 KB Output is correct
38 Correct 36 ms 3780 KB Output is correct
39 Correct 40 ms 4260 KB Output is correct
40 Correct 58 ms 4684 KB Output is correct
41 Correct 37 ms 3964 KB Output is correct
42 Correct 39 ms 3904 KB Output is correct
43 Correct 47 ms 3904 KB Output is correct
44 Correct 47 ms 4008 KB Output is correct
45 Correct 33 ms 4752 KB Output is correct
46 Correct 34 ms 4048 KB Output is correct
47 Correct 40 ms 4996 KB Output is correct
48 Correct 46 ms 4668 KB Output is correct
49 Correct 31 ms 4464 KB Output is correct
50 Correct 46 ms 4232 KB Output is correct