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Ingy döt Net 2026-02-01 16:33:20 -08:00
parent 5150844a7d
commit 4bb20c9b71
7735 changed files with 38060 additions and 199180 deletions
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43
Task/Hash-from-two-arrays/Ada/hash-from-two-arrays.ada
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with Ada.Strings.Hash;
with Ada.Containers.Hashed_Maps;
with Ada.Text_Io;
with Ada.Strings.Unbounded; use Ada.Strings.Unbounded;
procedure Hash_Map_Test is
function Equivalent_Key (Left, Right : Unbounded_String) return Boolean is
begin
return Left = Right;
end Equivalent_Key;
function Hash_Func(Key : Unbounded_String) return Ada.Containers.Hash_Type is
begin
return Ada.Strings.Hash(To_String(Key));
end Hash_Func;
package My_Hash is new Ada.Containers.Hashed_Maps(Key_Type => Unbounded_String,
Element_Type => Unbounded_String,
Hash => Hash_Func,
Equivalent_Keys => Equivalent_Key);
type String_Array is array(Positive range <>) of Unbounded_String;
Hash : My_Hash.Map;
Key_List : String_Array := (To_Unbounded_String("foo"),
To_Unbounded_String("bar"),
To_Unbounded_String("val"));
Element_List : String_Array := (To_Unbounded_String("little"),
To_Unbounded_String("miss"),
To_Unbounded_String("muffet"));
begin
for I in Key_List'range loop
Hash.Insert(Key => (Key_List(I)),
New_Item => (Element_List(I)));
end loop;
for I in Key_List'range loop
Ada.Text_Io.Put_Line(To_String(Key_List(I)) & " => " &
To_String(Hash.Element(Key_List(I))));
end loop;
end Hash_Map_Test;