program ideone;
uses sysutils;
var s : string;
summa:integer;
begin
summa := 0;
s:='0e1a';
summa := summa + StrToInt('$'+Trim(s));
s:=' ee12 ';
summa := summa + StrToInt('$'+Trim(s));
s:='10fd';
summa := summa + StrToInt('$'+Trim(s));
WriteLn('Summa in decimal = ', summa);
WriteLn('Summa in hex = ', IntToHex(summa,8));
end.
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