Submission #871938

#	Time	Username	Problem	Language	Result	Execution time	Memory
871938		12345678	K blocks (IZhO14_blocks)	C++17	53 / 100	1090 ms	41492 KiB

blocks

#include <bits/stdc++.h>

using namespace std;

const int nx=1e5+5, kx=105;
int n, k, v[nx], dp[kx][nx];

int main()
{
    cin.tie(NULL)->sync_with_stdio(false);
    cin>>n>>k;
    for (int i=1; i<=n; i++) cin>>v[i], dp[0][i]=1e9;
    for (int i=1; i<=k; i++)
    {
        dp[i][0]=1e9;
        for (int j=1; j<=n; j++)
        {
            dp[i][j]=1e9;
            int mx=0;
            for (int k=j; k>=1; k--)
            {
                mx=max(mx, v[k]);
                dp[i][j]=min(dp[i][j], dp[i-1][k-1]+mx);
            }
        }
    }
    cout<<dp[k][n];
}

• Subtask 1: 14 / 14
• Subtask 2: 18 / 18
• Subtask 3: 21 / 21
• Subtask 4: 0 / 47