RosettaCodeData/Task/Symmetric-difference/Ada/symmetric-difference.ada

28 lines
802 B
Ada

with Ada.Text_IO; use Ada.Text_IO;
procedure Test_XOR is
type Person is (John, Bob, Mary, Serena, Jim);
type Group is array (Person) of Boolean;
procedure Put (Set : Group) is
First : Boolean := True;
begin
for I in Set'Range loop
if Set (I) then
if First then
First := False;
else
Put (',');
end if;
Put (Person'Image (I));
end if;
end loop;
end Put;
A : Group := (John | Bob | Mary | Serena => True, others => False);
B : Group := (Jim | Mary | John | Bob => True, others => False);
begin
Put ("A xor B = "); Put (A xor B); New_Line;
Put ("A - B = "); Put (A and not B); New_Line;
Put ("B - A = "); Put (B and not A); New_Line;
end Test_XOR;