import sequtils,strutils,strscans,algorithm,math,future,sets,queues,tables,macros
macro unpack*(rhs: seq,cnt: static[int]): auto =
  let t = genSym(); result = quote do:(let `t` = `rhs`;())
  for i in 0..<cnt: result[0][1].add(quote do:`t`[`i`])
template get*():string = stdin.readLine()
template times*(n:int,body:untyped): untyped = (for _ in 0..<n: body)
template `max=`*(x,y:typed):void = x = max(x,y)
template `min=`*(x,y:typed):void = x = min(x,y)
proc transpose*[T](mat:seq[seq[T]]):seq[seq[T]] =
  result = newSeqWith(mat[0].len,newSeq[T](mat.len))
  for x,xs in mat: (for y,ys in xs:result[y][x] = mat[x][y])


let
  (N,V,ox,oy) = get().split().map(parseInt).unpack(4)
  L = newSeqWith(N,get().split().map(parseInt)).transpose()

proc isOasis(x,y:int) :bool = x == ox-1 and y == oy-1

# 0以下で死亡 / V - Lxy => Oasis(v *= 2,once)
# N <= 200, V <= 500, Lxy <= 9
# x:N * y:N * use:2 => V
var dp = newSeqWith(N,newSeqWith(N,[-1,-1]))
dp[0][0][0] = V

proc seek(x,y,used:int): void =
  if x == N-1 and y == N-1:
    echo "YES"
    quit()
  for dxdy in [(0,1),(1,0),(0,-1),(-1,0)]:
    let
      (dx,dy) = dxdy
      (nx,ny) = (dx + x,dy + y)
    if nx < 0 or ny < 0 or
       nx >= N or ny >= N : continue
    var
      n_used = used
      v = dp[x][y][used] - L[nx][ny]
    if isOasis(nx,ny) and (not used.bool):
      n_used = true.int
      v *= 2
    if dp[nx][ny][n_used] < v and v > 0:
      dp[nx][ny][n_used] = v
      seek(nx,ny,n_used)
seek(0,0,false.int)
echo "NO"