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Warning: session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in /var/www/tb-usercake/models/config.php on line 51
sbool hasExtendedUnicodeCharacters(S s) { int n = l(s)-1; for i to n: if (isExtendedUnicodeCharacter(s, i)) true; false; }