Now some trip and trap test, nothing to do with X-rays:

//C++2ltx-

/* 5 full line comment */ /* 6 full line comment which is veeerry looong ze by se nam z toho chtelo straslive moc plakat, ne? */ /* ■ | ! 7 ahoj■line with comment 8 full line which is */ /*+ 10 helemeSeNaNeho L^ATEX cau a tak nevim co si o tom mam myslit, TEXu. Ty prvni radek, druhy i treti radek by mohly byt OK? prvni radek, druhy i treti radek by mohly byt OK? snad jo? 11 helemeSeNaNeho L^ATEX cau a tak nevim co si o tom mam myslit, TEXu. Ty prvni radek, druhy i treti radek by mohly byt OK? prvni radek, druhy i treti radek by mohly byt OK? snad jo? */