Palindrome/fi
From Free Pascal wiki
Jump to navigationJump to searchThe printable version is no longer supported and may have rendering errors. Please update your browser bookmarks and please use the default browser print function instead.
│
Deutsch (de) │
English (en) │
suomi (fi) │
français (fr) │
Palindromi
Palindromi on sana, lause, numero tai muu sarja symboleita tai elementtejä, joiden merkitys tulkataan samalla tavalla sekä etuperin ja takaperin
Esimerkkejä
Englanti
- racecar
- A man, a plan, a canal: Panama
- Madam I'm Adam
Arabia
- مودته تدوم لكل هول * وهل كل مودته تدوم
Armenia
- Արա իմ, առած դրամ՝ քաղաքեքաղաք մարդ ծառա մի արա
- Սերամա՜հ եթե համարես
Suomi
- saippuakivikauppias
- No niin, on aamu. Kehua sinua kai saan, ah, ihana Kristian. Nait Sirkan, ah, ihana asia, kaunis. Au, hekumaa. No niin on.
- No, oikotie vei Tokioon.
Venäjä
- А роза упала на лапу Азора
- луну дунул
- лак резала зеркал
Funktio IsPalindome
Tämä funktio toimii ASCII ja UTF-8 koodauksella.
function IsPalindome(const a_text: string): boolean;
var
i, j :longint;
s1, s2, s3 :string;
begin
s1 := UTF8LowerCase( a_text );
j := length( s1 );
i := 1;
s2 := '';
s3 := '';
while ( i <= j ) do
begin
if s1[i] < #$C0 then // ASCII
begin
if (s1[i] >= #$30) and (s1[i] < #$7B)then
begin
if (s1[i] > #$60) or (s1[i] < #$3A) then
begin
s2 := s1[i] + s2;
s3 := s3 + s1[i];
end;
end;
inc( i );
end
else
begin
begin
if s1[i] < #$E0 then // two byte
begin
if ((s1[i] > #$C2) and ( not
// Armenian punctuation
((s1[i] = #$D5) and ((s1[i+1] >= #$99) and (s1[i+1] < #$A0)))
)) then
begin
s2 := s1[i]+ s1[i+1] + s2;
s3 := s3 + s1[i] + s1[i+1];
end;
inc( i ,2);
end
else
begin
if s1[i] < #$F0 then // three byte
begin
if not (
// General punctuation
(s1[i] = #$E2) and ((s1[i+1]= #$80)
or ((s1[i+1]= #$81) and (s1[i+2]< #$B0)))
) then
begin
s2 := s1[i]+ s1[i+1] + s1[i+2]+ s2;
s3 := s3 + s1[i] + s1[i+1] + s1[i+2];
end;
inc( i ,3);
end
else
begin
s2 := s1[i]+ s1[i+1] + s1[i+2]+ s1[i+3] + s2;
s3 := s3 + s1[i] + s1[i+1] + s1[i+2] + s1[i+3];
inc( i ,4);
end
end;
end;
end;
end;
if s2 <> '' then result := s2=s3 else result := false;
end;