Submission #1043809

#	Time	Username	Problem	Language	Result	Execution time	Memory
1043809		vanea	Knapsack (NOI18_knapsack)	C++14	12 / 100	1 ms	348 KiB

knapsack

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

const int mxN = 2e3+10;

ll dp[mxN];

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    ll s, n;
    cin >> s >> n;
    for(int i = 0; i < n; i++) {
        ll v, w, k;
        cin >> v >> w >> k;
        vector<ll> cnt(s+5);
        for(int j = 0; j <= s-w; j++) {
            if(dp[j]+v > dp[j+w] && cnt[j]+1 <= k) {
                cnt[j+w] = cnt[j]+1;
                dp[j+w] = dp[j]+v;
            }
        }
    }
    ll ans = 0;
    for(int i = 0; i <= s; i++) {
        ans = max(ans, dp[i]);
    }
    cout << ans;
    return 0;
}

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