This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#define fi first
#define se second
using namespace std;
typedef long long ll;
typedef pair<ll,ll> pi;
ll n,m,s,e,t,mnc[3005],anw=1e15;
int c[3005][6005],pc[3005][6005],x[3005]; // c:i번쨰 학원에서 j번강좌를 들을 경우 비용 pc:i번쨰 학원에서 j번강좌까지를 들을 경우 비용
ll dp[3005][6005],ck[3005][6005]; // i번쨰 학원에서 j번 강좌까지를 끝마쳤을때 최소비용 즉 무조건 학원바꿈
int main()
{
ios::sync_with_stdio(false);
cin.tie(NULL);
cin>>n>>m>>s>>e>>t;
for(int i=1;i<=n;i++)
for(int j=1;j<=m;j++)
cin>>c[i][j],pc[i][j]=pc[i][j-1]+c[i][j];
for(int i=1;i<=n;i++)
for(int j=m+1;j<=m+s;j++)
pc[i][j]=pc[i][j-1];
for(int i=1;i<=n;i++)
cin>>x[i];
for(int i=0;i<=n;i++)
for(int j=0;j<=m+s;j++)
dp[i][j]=1e15;
for(int i=1;i<=n;i++)
dp[i][0]=-t;
for(int i=0;i<=m;i++)
{
ll nw=i+s;
for(int j=1;j<=n;j++)
if(ck[j][nw-1])
ck[j][nw]=ck[j][nw-1]-1,dp[j][nw]=min(dp[j][nw-1]+c[j][nw],dp[j][nw]);
vector<pi> ar;
for(int j=1;j<=n;j++)
ar.push_back({dp[j][i]+t,j});
sort(ar.begin(),ar.end());
for(int j=1;j<=n;j++)
{
ll k=0;
while(ar[k].se==x[j]||ar[k].se==j)
k++;
mnc[j]=ar[k].fi;
}
for(int j=1;j<=n;j++)
if(dp[j][nw]>=mnc[j]+pc[j][nw]-pc[j][i])
dp[j][nw]=mnc[j]+pc[j][nw]-pc[j][i],ck[j][nw]=e-s;
}
for(int i=1;i<=n;i++)
for(int j=m;j<=m+s;j++)
anw=min(anw,dp[i][j]);
cout<<anw;
return 0;
}
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