#include<bits/stdc++.h>
using namespace std;
template<class T> void gi(T& ret){
    ret=0; char c=getchar(); int f=1;
    for(;c<'0'||c>'9';c=getchar())
        if(c=='-') f=-1;
    for(;c>='0'&&c<='9';c=getchar())
        ret=ret*10+(c-'0');
    ret*=f;
}
template<class T>void pi(T x){
    if(x>9) pi(x/10);
    putchar(x%10+'0');
}
int a[505][505];
int main(){
    int T; gi(T);
    while(T--){
        int n,x,y; gi(n); gi(x); gi(y);
        for(int i=1;i<=n;++i)
            for(int j=1;j<=n;++j)
                gi(a[i][j]);
        int ans=(int)1e9;
        for(int i=1;i<=n;++i){
            for(int j=1;j<=n;++j){
                int ti=max(0,(abs(i-x)+abs(j-y)+1)/2);
        //        printf("|%d|",ti);
                int cnt[4]={0,0,0,0};
                for(int dx=-3;dx<=3;++dx)
                    for(int dy=-(3-abs(dx));dy<=(3-abs(dx));++dy){
                        int i1=i+dx,j1=j+dy;
                        if(i1<1||i1>n||j1<1||j1>n) continue;
                        if(dx==0&&dy==0);
                        else cnt[a[i1][j1]]++;
                    }
                vector<int> f;
                for(int i=3;i>=1;--i)
                    for(int j=1;j<=cnt[i];++j)
                        f.push_back(i);
                f.resize(7);
                reverse(f.begin(),f.end());
                f.push_back(a[i][j]);
                reverse(f.begin(),f.end());
                int food=0,delta=0;
                for(int i=1;i<=8;++i){
        //            printf("<%d>",f[i-1]);
                    delta+=f[i-1];
                    if(8*i*i>food){
                        int delta_ti=(8*i*i-food-1)/delta+1;
                        food+=delta_ti*delta;
                        ti+=delta_ti;
        //                printf("|%d %d %d %d|",delta,delta_ti,food,8*i*i);
                    }else{
                        ti++;
                        food+=delta;
                    }
                }
    //            printf("%d ",ti);
                ans=min(ans,ti);
            }
    //        puts("");
        }
        printf("%d\n",ans);
    }
    return 0;
}