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Length: 3072 (0xc00)
Types: Ada Source
Notes: 03_class, FILE, R1k_Segment, e3_tag, package Maze, seg_05828c
└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
└─⟦cfc2e13cd⟧ »Space Info Vol 2«
└─⟦this⟧
----------------------------------------------------------------------
--
-- Maze Package
--
-- written by
--
-- Edmond Schonberg
--
-- Ada Project
-- Courant Institute
-- New York University
-- 251 Mercer Street
-- New York, New York 10012
--
-----------------------------------------------------------------------
package Maze is
-- basic data structures.
type Position is
record
Row, Col : Integer;
end record;
type Direction is (Up, Right, Down, Left);
Goal : Position;
-- The array dist is a shared data structure, accessed by all exploring
-- tasks. A given position p in the maze has been visited by some task if
-- dist(p.pos, p.col) < max_dist.
Dist : array (1 .. 24, 1 .. 80) of Integer;
Max_Dist : Integer := 1000;
-- procedures to navigate the maze.
function Open (P : Position) return Boolean;
procedure Mark (P : Position; D : Direction);
procedure New_Maze (Start, Goal : Position; Num_Lines : Integer);
function Next_Pos (P : Position; D : Direction) return Position;
function Right_Of (D : Direction) return Direction;
function Left_Of (D : Direction) return Direction;
function Back_Of (D : Direction) return Direction;
end Maze;
nblk1=2
nid=0
hdr6=4
[0x00] rec0=22 rec1=00 rec2=01 rec3=006
[0x01] rec0=0b rec1=00 rec2=02 rec3=001
tail 0x2176587a687e28220ea62 0x42a00088462060003