Submission #1298296

#	Time	Username	Problem	Language	Result	Execution time	Memory
1298296		tailpd16	Knapsack (NOI18_knapsack)	C++20	73 / 100	1095 ms	580 KiB

knapsack

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

#define ll long long
#define fast ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define el '\n'
const int NMAX = 2005;
int dp[NMAX];
int main()
{
    fast;
    int S, n;
    cin >> S >> n;
    for(int i=0;i<n;i++)
    {
        ll v,w,k;
        cin >> v >> w >> k;
        ll c = 1;
        while(k>0)
        {
            ll t = min(c,k);
            ll val = v*t;
            ll wei = w*t;
            for(int j=S;j>=wei;j--)
                dp[j] = max(dp[j], dp[j-(int)wei]+(int)val);
            k -= t;
            c <<= 1;
        }
    }
    cout << dp[S] << el;
}

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