Submission #1332790

#	Time	Username	Problem	Language	Result	Execution time	Memory
1332790		yumemystery	Knapsack (NOI18_knapsack)	C++20	37 / 100	1 ms	344 KiB

knapsack

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

int main() {
    int W,n;
    cin >> W >> n;

    vector<int>dp(W+1,0);
    
    for (int i=0; i<n; i++) {
        int v,w,k;
        cin >> v >> w >> k;
        
        int c = 1;
        
        while (k >= c) {
            for (int j = W; j>=c*w; j--) dp[j] = max(dp[j],dp[j-c*w]+c*v);
            k-=c;
            c <<= 1;
        }

        for (int j = W; j>=k*w; j--) dp[j] = max(dp[j],dp[j-k*w]+k*v);
    }    

    cout << dp[W];
}

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