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Submission #788056

# Submission time Handle Problem Language Result Execution time Memory
788056 2023-07-19T17:08:36 Z Andrey Knapsack (NOI18_knapsack) C++14
100 / 100
 52 ms 5068 KB 
#include <bits/stdc++.h>
using namespace std;

vector<pair<long long,long long>> haha[2001];

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    long long n,a,b,c,s,y,ans = 0;
    cin >> s >> n;
    for(long long i = 0; i < n; i++) {
        cin >> a >> b >> c;
        haha[b].push_back({a,c});
    }
    vector<pair<long long,long long>> bruh(0);
    for(long long i = 1; i <= s; i++) {
        sort(haha[i].begin(),haha[i].end());
        reverse(haha[i].begin(),haha[i].end());
        c = s/i;
        y = 0;
        while(c > 0 && !haha[i].empty()) {
            if(haha[i][y].second == 0) {
                y++;
                if(y >= haha[i].size()) {
                    break;
                }
            }
            bruh.push_back({i,haha[i][y].first});
            haha[i][y] = {haha[i][y].first,haha[i][y].second-1};
            c--;
        }
    }
    vector<long long> dp(s+1);
    for(long long i = 0; i < bruh.size(); i++) {
        a = bruh[i].first;
        b = bruh[i].second;
        for(long long j = s; j >= a; j--) {
            dp[j] = max(dp[j],dp[j-a]+b);
            ans = max(ans,dp[j]);
        }
    }
    cout << ans;
    return 0;
}

Compilation message

knapsack.cpp: In function 'int main()':
knapsack.cpp:26:22: 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]
   26 |                 if(y >= haha[i].size()) {
      |                    ~~^~~~~~~~~~~~~~~~~
knapsack.cpp:36:28: 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]
   36 |     for(long long i = 0; i < bruh.size(); i++) {
      |                          ~~^~~~~~~~~~~~~

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 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 340 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 364 KB Output is correct
5 Correct 1 ms 368 KB Output is correct
6 Correct 1 ms 364 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 340 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 364 KB Output is correct
5 Correct 1 ms 368 KB Output is correct
6 Correct 1 ms 364 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 368 KB Output is correct
12 Correct 3 ms 368 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 368 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 340 KB Output is correct
18 Correct 1 ms 468 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 0 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 0 ms 340 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 364 KB Output is correct
9 Correct 1 ms 368 KB Output is correct
10 Correct 1 ms 364 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 368 KB Output is correct
16 Correct 3 ms 368 KB Output is correct
17 Correct 1 ms 364 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
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 468 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 5 ms 340 KB Output is correct
27 Correct 1 ms 372 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 384 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 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 0 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 0 ms 340 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 364 KB Output is correct
9 Correct 1 ms 368 KB Output is correct
10 Correct 1 ms 364 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 368 KB Output is correct
16 Correct 3 ms 368 KB Output is correct
17 Correct 1 ms 364 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
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 468 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 5 ms 340 KB Output is correct
27 Correct 1 ms 372 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 384 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 340 KB Output is correct
35 Correct 23 ms 3372 KB Output is correct
36 Correct 27 ms 3536 KB Output is correct
37 Correct 28 ms 3396 KB Output is correct
38 Correct 27 ms 3668 KB Output is correct
39 Correct 26 ms 4264 KB Output is correct
40 Correct 52 ms 5040 KB Output is correct
41 Correct 35 ms 4300 KB Output is correct
42 Correct 37 ms 4312 KB Output is correct
43 Correct 48 ms 4272 KB Output is correct
44 Correct 49 ms 4264 KB Output is correct
45 Correct 26 ms 4744 KB Output is correct
46 Correct 30 ms 4084 KB Output is correct
47 Correct 29 ms 5068 KB Output is correct
48 Correct 37 ms 4800 KB Output is correct
49 Correct 24 ms 4440 KB Output is correct
50 Correct 43 ms 4428 KB Output is correct