Submission #1370014

#	Time	Username	Problem	Language	Result	Execution time	Memory
1370014		orgiloogii	Knapsack (NOI18_knapsack)	C++20	100 / 100	686 ms	456 KiB

knapsack

#include <bits/stdc++.h>
#define int long long
#define ff first
#define ss second
using namespace std;

signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(NULL);
    int s, n;
    cin >> s >> n;
    int dp[s + 1] = {0};
    for (int _ = 0;_ < n;_++) {
        int v, w, k;
        cin >> v >> w >> k;
        int cnt = 1;
        while (k > 0) {
            int temp = min(cnt, k), w1 = w * temp, v1 = v * temp;
            for (int i = s;i >= w1;i--) {
                dp[i] = max(dp[i], dp[i - w1] + v1);
            }
            cnt *= 2;
            k -= temp;
        }
    }
    // for (int i = 0;i <= s;i++) {
    //     cout << dp[i] << ' ';
    // }
    cout << dp[s] << endl;
}

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