Submission #476270

#	Time	Username	Problem	Language	Result	Execution time	Memory
476270		Vianti	Knapsack (NOI18_knapsack)	C++17	73 / 100	262 ms	262148 KiB

knapsack

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
const ll MOD = 1e9 + 7;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int s, n;
    cin >> s >> n;
    vector<int> v(n);
    vector<int> w(n);
    vector<int> k(n);
    for (int i = 0; i < n; i++) {
        cin >> v[i] >> w[i] >> k[i];
    }
    vector<vector<int>> dp(n + 1, vector<int>(s + 1, 0));
    for (int i = 1; i <= n; i++) {
        for (int j = 0; j <= s; j++) {
            for (int c = 0; c <= k[i - 1]; c++) {
                if (j - c * w[i - 1] < 0)break;
                dp[i][j] = max(dp[i][j], dp[i - 1][j - c * w[i - 1]] + c * v[i - 1]);
            }
        }
    }
    int ans = 0;
    for (int i = 0; i <= s; i++) {
        ans = max(ans, dp[n][i]);
    }
    cout << ans << endl;
}

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