답안 #752275

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
752275	2023-06-02T15:54:33 Z	phongcd	Knapsack (NOI18_knapsack)	C++14	100 / 100	56 ms	3788 KB

knapsack

#include <bits/stdc++.h>
#define ll long long
#define ii pair <int, int>
#define ill pair <ll, ll>
#define fi first
#define se second
#define all(x) x.begin(), x.end()
#define file "test"
using namespace std;
const int N = 2e3 + 5;
const int MOD = 1e9 + 7;
const ll INF = 1e18;
const int base = 311;
const int BLOCK_SIZE = 2000;
 
int n, m;
ll f[N];
vector <ii> g[N];

int main() {
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    
 
    cin >> m >> n;
    for (int i = 1; i <= n; i ++) {
        int v, w, k;
        cin >> v >> w >> k;
        g[w].push_back({v, k});
    }

    for (int i = 1; i <= m; i ++) {
        if (g[i].empty()) continue;
        sort(all(g[i]), greater <ii> ());

        int id = 0;
        for (int j = 1; i * j <= m; j ++) {
            if (id >= g[i].size()) break;
            for (int k = m; k >= i; k --)
                f[k] = max(f[k], f[k - i] + g[i][id].fi);

            if (-- g[i][id].se == 0) id ++;
        }
    }
    cout << f[m];
} 
/*
     /\_/\ zzZ
    (= -_-)
    / >u  >u
*/

Compilation message

knapsack.cpp: In function 'int main()':
knapsack.cpp:37:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   37 |             if (id >= g[i].size()) break;
      |                 ~~~^~~~~~~~~~~~~~

Subtask #1
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	1 ms	368 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

#	결과	실행 시간	메모리	Grader output
1	Correct	1 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	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	372 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

#	결과	실행 시간	메모리	Grader output
1	Correct	1 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	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	372 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	2 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	372 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	372 KB	Output is correct
20	Correct	1 ms	372 KB	Output is correct

Subtask #4
24.0 / 24.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	1 ms	368 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	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	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	372 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	2 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	372 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	372 KB	Output is correct
24	Correct	1 ms	372 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	4 ms	340 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	372 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

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	1 ms	368 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	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	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	372 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	2 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	372 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	372 KB	Output is correct
24	Correct	1 ms	372 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	4 ms	340 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	372 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	26 ms	2432 KB	Output is correct
36	Correct	34 ms	2560 KB	Output is correct
37	Correct	30 ms	2316 KB	Output is correct
38	Correct	31 ms	2600 KB	Output is correct
39	Correct	35 ms	3408 KB	Output is correct
40	Correct	56 ms	3536 KB	Output is correct
41	Correct	38 ms	2844 KB	Output is correct
42	Correct	38 ms	2860 KB	Output is correct
43	Correct	50 ms	2884 KB	Output is correct
44	Correct	49 ms	2856 KB	Output is correct
45	Correct	35 ms	3660 KB	Output is correct
46	Correct	32 ms	3108 KB	Output is correct
47	Correct	37 ms	3788 KB	Output is correct
48	Correct	42 ms	3532 KB	Output is correct
49	Correct	31 ms	3408 KB	Output is correct
50	Correct	44 ms	3256 KB	Output is correct

답안 #752275

Compilation message

Subtask #1 12.0 / 12.0

Subtask #2 17.0 / 17.0

Subtask #3 20.0 / 20.0

Subtask #4 24.0 / 24.0

Subtask #5 27.0 / 27.0

Subtask #1
12.0 / 12.0

Subtask #2
17.0 / 17.0

Subtask #3
20.0 / 20.0

Subtask #4
24.0 / 24.0

Subtask #5
27.0 / 27.0