#pragma GCC optimize("Ofast")
#include <bits/stdc++.h>
using namespace std;
#ifdef __LOCAL
 #include <debug>
#else
 #define debug(...) void(0)
#endif

#define REP(i,n) for(int i=0;i<(n);i++)
#define ALL(v) v.begin(),v.end()

template<typename T>
istream& operator>>(istream&is,vector<T>&v){
  for(T&p:v)is>>p;
  return is;
}
template<typename T>
ostream& operator<<(ostream&os,const vector<T>&v){
  if(&os==&cerr)os<<"[";
  for(int i=0;i<v.size();i++){
    os<<v[i];
    if(i+1<v.size())os<<(&os==&cerr?",":" ");
  }
  if(&os==&cerr)os<<"]";
  return os;
}

int dy[9]={-1,1,0,0,-1,-1,1,1,0};
int dx[9]={0,0,-1,1,-1,1,-1,1,0};

bool inyx(int y,int x,int h,int w){
  return y>=0 and y<h and x>=0 and x<w;
}

template<typename T>
void fin(T a){
  cout<<a<<endl;
  exit(0);
}
template<typename T>
bool chmax(T &a,T b){
  return (a<b&&(a=b,true));
}

int main(){
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int n,v,ox,oy;cin>>n>>v>>ox>>oy;
  ox--;oy--;
  vector l(n,vector<int>(n));
  cin>>l;

  vector d(n,vector<int>(n,-1));
  priority_queue<tuple<int,int,int>> que;
  d[0][0]=v;
  que.emplace(v,0,0);
  while(que.size()){
    auto [va,y,x]=que.top();que.pop();
    if(d[y][x]>va)continue;
    REP(dd,4){
      int Y=y+dy[dd],X=x+dx[dd];
      if(!inyx(Y,X,n,n))continue;
      if(chmax(d[Y][X],va-l[Y][X]))
        que.emplace(d[Y][X],Y,X);
    }
  }
  if(d[n-1][n-1]>0)fin("YES");
  if(ox<0||d[oy][ox]<=0)fin("NO");
  v=d[oy][ox]*2;
  REP(i,n)REP(j,n)d[i][j]=-1;
  d[oy][ox]=v;
  que.emplace(v,oy,ox);
  while(que.size()){
    auto [va,y,x]=que.top();que.pop();
    if(d[y][x]>va)continue;
    REP(dd,4){
      int Y=y+dy[dd],X=x+dx[dd];
      if(!inyx(Y,X,n,n))continue;
      if(chmax(d[Y][X],va-l[Y][X]))
        que.emplace(d[Y][X],Y,X);
    }
  }
  if(d[n-1][n-1]>0)fin("YES");
  fin("NO");
}