Submission #1287247

#	Time	Username	Problem	Language	Result	Execution time	Memory
1287247		Faisal_Saqib	Feast (NOI19_feast)	C++20	41 / 100	24 ms	30744 KiB

feast

#include <bits/stdc++.h>
using namespace std;
#define ll long long
int n,k;
const ll inf=1e18;
const int N=2010;
int a[N];
ll dp[N][N],pre[N];
int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    cin>>n>>k;
    for(int i=1;i<=n;i++)cin>>a[i],pre[i]=a[i]+pre[i-1];
    for(int j=1;j<=k;j++)
    {
        ll bst=0;
        for(int i=1;i<=n;i++)
        {
            bst=max(bst,dp[i][j-1]-pre[i]);
            dp[i][j]=max(dp[i-1][j],bst+pre[i]);
        }
    }
    cout<<dp[n][k]<<endl;

}

• Subtask 1: 0 / 4
• Subtask 2: 0 / 8
• Subtask 3: 0 / 18
• Subtask 4: 10 / 10
• Subtask 5: 11 / 11
• Subtask 6: 20 / 20
• Subtask 7: 0 / 29