#include<bits/stdc++.h>
using namespace std;
int main(){
  int i,j,n,m,x,s,b=0;
  int a[200][200];
  cin>>n>>m;
  for(i=0;i<n;i++)
  	for(j=0;j<m;j++) cin>>a[i][j];
  cin>>s>>x;
  for(j=0;j<m;j++)
  if(a[s-1][j]==a[s-1][x-1]) b++;
  for(i=0;i<n;i++)
  if(a[i][x-1]==a[s-1][x-1]) b++;
  b=b-2;
  cout<<b;
return 0;
}
/**************************************************************
	Problem: 1998
	User: wtq001
	Language: C++
	Result: Accepted
	Time:10 ms
	Memory:2108 kb
****************************************************************/