Similarly, we can ask if the regex accepts no strings or one single static string. To do this, we ask Ostrich to find two distinct strings matching the regex and require that neither be empty:
For example, using DECSTBM you could say “set the top margin to line 5 and the bottom margin to line 10, then scroll up 1” - this “scrolls” the region you’ve described by deleting line 5, shifting everything else in the region up by 1 line, and inserting a new line at line 10.
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ВСУ запустили «Фламинго» вглубь России. В Москве заявили, что это британские ракеты с украинскими шильдиками16:45
Make deployment so easy that someone who has never made a game can ship one in minutes，这一点在Line官方版本下载中也有详细论述
- satisfiable: Boolean. True if the formula is satisfiable
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