oj.uz

Submission #815275

# Submission time Handle Problem Language Result Execution time Memory
815275 2023-08-08T13:49:49 Z Acanikolic Knapsack (NOI18_knapsack) C++14
100 / 100
 65 ms 5948 KB 
#include <bits/stdc++.h>
		 		
#define int long long 
		 
#define pb push_back 
		
#define F first
		 
#define S second
		 
using namespace std;
		 
const int N = 3e5+10;
		 
const int mod = 1e9+7;
		 
const int inf = 1e18;	
								
signed main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
	
	int s,n;
	cin >> s >> n;
	vector<int>v(n+1),w(n+1),k(n+1);
	vector<pair<int,int>>g[s+1];
	for(int i=1;i<=n;i++) {
		cin >> v[i] >> w[i] >> k[i];
		g[w[i]].pb({v[i],k[i]});
	}
	for(int i=1;i<=s;i++) {
		sort(g[i].begin(),g[i].end());
		reverse(g[i].begin(),g[i].end());
	}
	vector<pair<int,int>>V;
	for(int i=1;i<=s;i++) {
		int mx = s/i;
		for(auto X:g[i]) {
			if(mx < 0) break;
			for(int j=1;j<=X.S;j++) {
				V.pb({X.F,i});
				mx -= 1;
				if(mx == -1) break;
			}
		}
	}
	vector<int>dp(s+1);
	for(auto X:V) {
		vector<int>new_dp = dp;
		for(int i=1;i<=s;i++) if(i >= X.S) new_dp[i] = max(new_dp[i],dp[i-X.S]+X.F);
		swap(dp,new_dp);
	}
	cout << dp[s];
    return 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 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 1 ms 320 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 328 KB Output is correct
5 Correct 1 ms 320 KB Output is correct
6 Correct 1 ms 320 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 316 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 320 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 328 KB Output is correct
5 Correct 1 ms 320 KB Output is correct
6 Correct 1 ms 320 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 316 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 316 KB Output is correct
12 Correct 3 ms 340 KB Output is correct
13 Correct 1 ms 404 KB Output is correct
14 Correct 1 ms 316 KB Output is correct
15 Correct 1 ms 320 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 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 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 320 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 328 KB Output is correct
9 Correct 1 ms 320 KB Output is correct
10 Correct 1 ms 320 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 316 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 316 KB Output is correct
16 Correct 3 ms 340 KB Output is correct
17 Correct 1 ms 404 KB Output is correct
18 Correct 1 ms 316 KB Output is correct
19 Correct 1 ms 320 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 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 0 ms 316 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 340 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 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 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 320 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 328 KB Output is correct
9 Correct 1 ms 320 KB Output is correct
10 Correct 1 ms 320 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 316 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 316 KB Output is correct
16 Correct 3 ms 340 KB Output is correct
17 Correct 1 ms 404 KB Output is correct
18 Correct 1 ms 316 KB Output is correct
19 Correct 1 ms 320 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 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 0 ms 316 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 340 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 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 24 ms 4980 KB Output is correct
36 Correct 29 ms 5104 KB Output is correct
37 Correct 28 ms 5068 KB Output is correct
38 Correct 24 ms 4944 KB Output is correct
39 Correct 28 ms 4800 KB Output is correct
40 Correct 65 ms 5900 KB Output is correct
41 Correct 46 ms 5600 KB Output is correct
42 Correct 42 ms 5656 KB Output is correct
43 Correct 54 ms 5948 KB Output is correct
44 Correct 62 ms 5832 KB Output is correct
45 Correct 29 ms 5228 KB Output is correct
46 Correct 28 ms 4960 KB Output is correct
47 Correct 34 ms 5608 KB Output is correct
48 Correct 49 ms 5576 KB Output is correct
49 Correct 25 ms 5244 KB Output is correct
50 Correct 41 ms 5140 KB Output is correct