#include<stdio.h>
int main()
{
	int a[100][100];
	int n,m,i,j,s=0;
	scanf("%d %d",&n,&m);
	for(i=0;i<n;i++){
		for(j=0;j<m;j++){
			scanf("%d",&a[i][j]);
		}	
	}
	int x,y;
	scanf("%d %d",&x,&y);
	for(i=0;i<m;i++){
		if(a[x-1][i]==a[x-1][y-1]) s++;
	}
	for(i=0;i<n;i++){
		if(a[i][y-1]==a[x-1][y-1]) s++;
	}
	printf("%d",s-2);
	return 0;
 } 
/**************************************************************
	Problem: 1998
	User: admin
	Language: C
	Result: Accepted
	Time:12 ms
	Memory:1144 kb
****************************************************************/