제출 #1224245

#제출 시각아이디문제언어결과실행 시간메모리
1224245Muhammad_AneeqPeru (RMI20_peru)C++20
0 / 100
1093 ms49676 KiB
#include "peru.h"
#include <iostream>
using namespace std;
int const mod=1e9+7;
int solve(int n, int k, int* v)
{
    long long dp[n+10]={};
    dp[0]=0;
    long long pw[n+10]={};
    pw[0]=1;
    for (int i=1;i<=n;i++)
    {
        int mx=0;
        dp[i]=1e18+10;
        for (int j=i;j>max(0,i-k);j--)
        {
            mx=max(mx,v[j-1]);
            dp[i]=min(dp[i],dp[j-1]+mx);
        }
        dp[i]%=mod;
        pw[i]=(pw[i-1]*23ll)%mod;
    }
    int ans=0;
    for (int i=1;i<=n;i++)
        ans+=(dp[i]*pw[n-i])%mod;
    return ans;
}
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