var
  data := arr(
        |55|,
        |94, 48|,
        |95, 30, 96|,
        |77, 71, 26, 67|,
        |97, 13, 76, 38, 45|,
        |07, 36, 79, 16, 37, 68|,
        |48, 07, 09, 18, 70, 26, 06|,
        |18, 72, 79, 46, 59, 79, 29, 90|,
        |20, 76, 87, 11, 32, 07, 07, 49, 18|,
        |27, 83, 58, 35, 71, 11, 25, 57, 29, 85|,
        |14, 64, 36, 96, 27, 11, 58, 56, 92, 18, 55|,
        |02, 90, 03, 60, 48, 49, 41, 46, 33, 36, 47, 23|,
        |92, 50, 48, 02, 36, 59, 42, 79, 72, 20, 82, 77, 42|,
        |56, 78, 38, 80, 39, 75, 02, 71, 66, 66, 01, 03, 55, 72|,
        |44, 25, 67, 84, 71, 67, 11, 61, 40, 57, 58, 89, 40, 56, 36|,
        |85, 32, 25, 85, 57, 48, 84, 35, 47, 62, 17, 01, 01, 99, 89, 52|,
        |06, 71, 28, 75, 94, 48, 37, 10, 23, 51, 06, 48, 53, 18, 74, 98, 15|,
        |27, 02, 92, 23, 08, 71, 76, 84, 15, 52, 92, 63, 81, 10, 44, 10, 69, 93|);

function solve(triangle: array of array of integer): integer;
begin
  var rows := triangle.Count;
  var sumrow := triangle[rows - 1];
  for var row := rows - 1 downto 1 do
    sumrow := sumrow.Pairwise((x, y) -> Max(x, y))
                    .Zip(triangle[row - 1], (x, y) -> x + y).ToArray;

  result := sumrow[0];
end;

begin
  solve(data).Println;
end.