Submission #541252

#	Time	Username	Problem	Language	Result	Execution time	Memory
541252		gromperen	Knapsack (NOI18_knapsack)	C++14	37 / 100	1076 ms	340 KiB

knapsack

#include <bits/stdc++.h>
using namespace std;

#define ll long long


int main(){
	ios::sync_with_stdio(0);
	cin.tie(0);


	int s, n; cin >> s >> n;
	vector<int> v(n), w(n), k(n);
	map<int, vector<pair<int,int>>> wghts;
	for (int i = 0; i < n; ++i) {
		cin >> v[i] >> w[i] >> k[i];
		wghts[w[i]].push_back({v[i], k[i]});
	}

	vector<ll> dp(s+1);

	for (int i = 0; i< n; ++i) {
		for (int j = s; j >= w[i]; --j) {
			for (int t = 0; t <= k[i]; ++t) {
				if (j >= w[i] * t) {
					dp[j] = max(dp[j], dp[j - w[i] * t] + v[i] * t);
				}
			}
		}
	}
	cout << dp[s] << "\n";



	return 0;
}

• Subtask 1: 0 / 12
• Subtask 2: 17 / 17
• Subtask 3: 20 / 20
• Subtask 4: 0 / 24
• Subtask 5: 0 / 27