oj.uz

Submission #751050

# Submission time Handle Problem Language Result Execution time Memory
751050 2023-05-31T01:00:51 Z hippo123 Knapsack (NOI18_knapsack) C++17
100 / 100
 118 ms 5348 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long
const ll MOD = 1000000007;
 
 
int main()
{
    ll n,s;
    cin>>s>>n;
    vector<ll> dp(s+1,0);
    vector<vector<pair<ll,ll>>> store(s+1);
    ll v,w,k;
    for (ll i = 0; i < n; i++)
    {
        cin>>v>>w>>k;
        store[w].push_back({v,k});
    }
    for (auto &st:store)
    {
        sort(st.begin(),st.end());
        reverse(st.begin(),st.end());
    }
    vector<pair<ll,ll>> final_store;
    ll ind=0,x=0;
    for (ll i = 1; i <= s; i++)
    {
        ind=0;
        for (ll j = 0; j <= (s/i); j++)
        {
            if(ind >= store[i].size()) break;
            final_store.push_back({i,store[i][ind].first});
            if(! --store[i][ind].second) ind++;
        }
    }
    for(auto i : final_store){
        for(int j = s; j >= i.first; j--) dp[j] = max(dp[j],dp[j-i.first]+i.second);
    }
    cout<<dp[s]<<endl;
    return 0;
}

Compilation message

knapsack.cpp: In function 'int main()':
knapsack.cpp:31:20: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |             if(ind >= store[i].size()) break;
      |                ~~~~^~~~~~~~~~~~~~~~~~
knapsack.cpp:25:14: warning: unused variable 'x' [-Wunused-variable]
   25 |     ll ind=0,x=0;
      |              ^

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 300 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 0 ms 212 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 352 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 0 ms 212 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 352 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 212 KB Output is correct
12 Correct 3 ms 344 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 296 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 340 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 300 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 212 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 352 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 212 KB Output is correct
16 Correct 3 ms 344 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 296 KB Output is correct
21 Correct 1 ms 340 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 212 KB Output is correct
26 Correct 4 ms 340 KB Output is correct
27 Correct 1 ms 300 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 276 KB Output is correct
30 Correct 2 ms 340 KB Output is correct
31 Correct 1 ms 300 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 296 KB Output is correct
34 Correct 1 ms 296 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 300 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 212 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 352 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 212 KB Output is correct
16 Correct 3 ms 344 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 296 KB Output is correct
21 Correct 1 ms 340 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 212 KB Output is correct
26 Correct 4 ms 340 KB Output is correct
27 Correct 1 ms 300 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 276 KB Output is correct
30 Correct 2 ms 340 KB Output is correct
31 Correct 1 ms 300 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 296 KB Output is correct
34 Correct 1 ms 296 KB Output is correct
35 Correct 68 ms 3264 KB Output is correct
36 Correct 80 ms 3436 KB Output is correct
37 Correct 69 ms 3324 KB Output is correct
38 Correct 76 ms 3624 KB Output is correct
39 Correct 104 ms 4392 KB Output is correct
40 Correct 118 ms 5348 KB Output is correct
41 Correct 89 ms 4300 KB Output is correct
42 Correct 82 ms 4284 KB Output is correct
43 Correct 96 ms 4616 KB Output is correct
44 Correct 97 ms 4584 KB Output is correct
45 Correct 103 ms 4708 KB Output is correct
46 Correct 92 ms 3976 KB Output is correct
47 Correct 98 ms 4992 KB Output is correct
48 Correct 103 ms 4932 KB Output is correct
49 Correct 89 ms 4544 KB Output is correct
50 Correct 109 ms 4536 KB Output is correct