RosettaCodeData/Task/Assertions/Ada/assertions-3.ada

11 lines
382 B
Ada

procedure Find_First
(List : in Array_Type;
Value : in Integer;
Found : out Boolean;
Position : out Positive) with
Depends => ((Found, Position) => (List, Value)),
Pre => (List'Length > 0),
Post =>
(if Found then Position in List'Range and then List (Position) = Value
else Position = List'Last);