$10 = H * W / 2
$15 = H * W
while ($11 < $10)
  $100 = $100 + A[($11 / W) + 1, ($11 % W) + 1]
  $101 = $101 + B[($11 / W) + 1, ($11 % W) + 1]
end
if ($100 != $101)
  $15 = $10
  $10 = ($16 + $10) / 2
end
if ($100 == $101)
  $16 = $10
  $10 = ($15 + $10) / 2
end
$100 = 0
$101 = 0
while ($11 < $10)
  $100 = $100 + A[($11 / W) + 1, ($11 % W) + 1]
  $101 = $101 + B[($11 / W) + 1, ($11 % W) + 1]
end
if ($100 != $101)
  $15 = $10
  $10 = ($16 + $10) / 2
end
if ($100 == $101)
  $16 = $10
  $10 = ($15 + $10) / 2
end
$100 = 0
$101 = 0
while ($11 < $10)
  $100 = $100 + A[($11 / W) + 1, ($11 % W) + 1]
  $101 = $101 + B[($11 / W) + 1, ($11 % W) + 1]
end
if ($100 != $101)
  $15 = $10
  $10 = ($16 + $10) / 2
end
if ($100 == $101)
  $16 = $10
  $10 = ($15 + $10) / 2
end
$100 = 0
$101 = 0
while ($11 < $10)
  $100 = $100 + A[($11 / W) + 1, ($11 % W) + 1]
  $101 = $101 + B[($11 / W) + 1, ($11 % W) + 1]
end
if ($100 != $101)
  $15 = $10
  $10 = ($16 + $10) / 2
end
if ($100 == $101)
  $16 = $10
  $10 = ($15 + $10) / 2
end
$100 = 0
$101 = 0
while ($11 < $10)
  $100 = $100 + A[($11 / W) + 1, ($11 % W) + 1]
  $101 = $101 + B[($11 / W) + 1, ($11 % W) + 1]
end
if ($100 != $101)
  $15 = $10
  $10 = ($16 + $10) / 2
end
if ($100 == $101)
  $16 = $10
  $10 = ($15 + $10) / 2
end
$100 = 0
$101 = 0
while ($11 < $10)
  $100 = $100 + A[($11 / W) + 1, ($11 % W) + 1]
  $101 = $101 + B[($11 / W) + 1, ($11 % W) + 1]
end
if ($100 != $101)
  $15 = $10
  $10 = ($16 + $10) / 2
end
if ($100 == $101)
  $16 = $10
  $10 = ($15 + $10) / 2
end
$100 = 0
$101 = 0
while ($11 < $10)
  $100 = $100 + A[($11 / W) + 1, ($11 % W) + 1]
  $101 = $101 + B[($11 / W) + 1, ($11 % W) + 1]
end
if ($100 != $101)
  $15 = $10
  $10 = ($16 + $10) / 2
end
if ($100 == $101)
  $16 = $10
  $10 = ($15 + $10) / 2
end
return(1 + $16 / W, 1 + $16 % W)