RosettaCodeData/Task/Disarium-numbers/Ada/disarium-numbers.ada
2023-07-01 13:44:08 -04:00

34 lines
762 B
Ada

with Ada.Text_IO;
procedure Disarium_Numbers is
Disarium_Count : constant := 19;
function Is_Disarium (N : Natural) return Boolean is
Nn : Natural := N;
Pos : Natural := 0;
Sum : Natural := 0;
begin
while Nn /= 0 loop
Nn := Nn / 10;
Pos := Pos + 1;
end loop;
Nn := N;
while Nn /= 0 loop
Sum := Sum + (Nn mod 10) ** Pos;
Nn := Nn / 10;
Pos := Pos - 1;
end loop;
return N = Sum;
end Is_Disarium;
Count : Natural := 0;
begin
for N in 0 .. Natural'Last loop
if Is_Disarium (N) then
Count := Count + 1;
Ada.Text_IO.Put (N'Image);
end if;
exit when Count = Disarium_Count;
end loop;
end Disarium_Numbers;