program pascal22 (input,output);

{ This version works if the strings are both on the same line }

{ but not if they are on two separate lines - carriage return is a character }

type mystring = packed array[1..5] of char;

var astring1, astring2 : mystring;

answer : boolean;

procedure swap (var character1, character2 : char);

var temp : char;

begin

temp := character1;

character1 := character2;

character2 := temp;

end;

procedure sort (var astring: mystring);

var i,j : integer;

begin

for j := 1 to 5 do

for i := 1 to 4 do

if astring[i] > astring[i+1] then

swap (astring[i], astring[i+1]);

end;

function check (string1,string2 : mystring) : boolean;

begin

check := false;

if (string1 = string2) then

check := true;

end;

begin

writeln;

writeln (' This program will obtain 2 character strings of length <= 5 from user.');

writeln (' It will echo back the strings; determine if they are anagrams of each other; ');

writeln (' and tell the user whether they are or not. ');

writeln ;

writeln ('Please enter two - 5 character strings on the same line ');

writeln ('with no spaces between them.');

read (astring1, astring2);

writeln ('data you entered is ', astring1 , ' ', astring2);

sort (astring1);

writeln (astring1);

sort (astring2);

writeln (astring2);

answer:= check (astring1, astring2);

if(answer) then

writeln (' the two strings are anagrams of each other ')

else

writeln (' the two strings are not anagrams of each other ');

end.