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1036.cpp
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1036.cpp
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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
#define PI (acos(-1))
#define ct cout<<
#define cn cin>>
#define spc <<" "<<
#define nl puts("")
#define _fl(x) puts("FLAG " #x);
#define _(x) cout<< #x <<" is "<< x <<endl;
#define fs first
#define sc second
#define pb push_back
#define all(v) (v).begin(), (v).end()
#define _109 (1000000000)
#define _0(arr) memset(arr,0,sizeof ( arr ) )
#define _1(arr) memset(arr,-1,sizeof ( arr ) )
#define _ninp(n,arr) for(int i=0; i<n;i++)cin>>arr[i];
#define _nout(n,arr) for(int i=0; i<n;i++)cout<<arr[i]<<" \n"[i==n-1];
double _eps=1e-6;
int uri[510][510];
int radi[510][510];
int dp[510][510];
int n,m;
int f(int col,int row){
if(col>m)return 0;
if(dp[col][row]!=-1)return dp[col][row];
int ret=0;
for (int i = row; i <=n+1; ++i)
{
int tm=uri[i][col]+radi[i-1][col]+f(col+1,i);
ret=max(ret,tm);
}
return dp[col][row]=ret;
}
int main() {
int T;
cn T;
for(int caseno=1; caseno<=T ;caseno++){
scanf("%d%d",&n,&m);
for (int i = 1; i <=m; ++i)
{
uri[n+1][i]=0;
radi[n+1][i]=0;
}
for (int i = 1; i <= n; ++i)
{
for(int j=1; j<=m ; j++){
scanf("%d",&uri[i][j]);
}
}
for (int i = 1; i <= n; ++i)
{
for(int j=1; j<=m ; j++){
scanf("%d",&radi[i][j]);
}
}
for(int j=1; j<=m; j++){
for (int i = 1; i <=n; ++i)
{
radi[i][j]+=radi[i-1][j];
}
}
for(int j=1; j<=m; j++){
for (int i = n; i >0; i--)
{
uri[i][j]+=uri[i+1][j];
}
}
// for (int i = 1; i <=n; ++i)
// {
// /* code */
// for(int j=1; j<=m ; j++){
// ct uri[i][j]<<" ";
// }nl;
// }nl;nl;
// for (int i = 1; i <=n; ++i)
// {
// /* code */
// for(int j=1; j<=m ; j++){
// ct radi[i][j]<<" ";
// }nl;
// }nl;nl;
_1(dp);
printf("Case %d: %d\n",caseno,f(1,1));
}
return 0;
}