equal
  deleted
  inserted
  replaced
  
    
    
   277 \begin{tabular}{@{}l} | 
   277 \begin{tabular}{@{}l} | 
   278 ID: \ldots\\  | 
   278 ID: \ldots\\  | 
   279 OP:\\  | 
   279 OP:\\  | 
   280 \hspace{5mm}\texttt{"+"}, \texttt{"-"}\\ | 
   280 \hspace{5mm}\texttt{"+"}, \texttt{"-"}\\ | 
   281 NUM:\\  | 
   281 NUM:\\  | 
   282 \hspace{5mm}(NONZERODIGIT $\cdot$ DIGIT$^*$) + {''0''}\\ | 
   282 \hspace{5mm}(NONZERODIGIT $\cdot$ DIGIT$^*$) + {"0"}\\ | 
   283 NUMBER:\\  | 
   283 NUMBER:\\  | 
   284 \hspace{5mm}NUM +  (\texttt{"-"} $\cdot$ NUM)\\ | 
   284 \hspace{5mm}NUM +  (\texttt{"-"} $\cdot$ NUM)\\ | 
   285 \end{tabular} | 
   285 \end{tabular} | 
   286   | 
   286   | 
   287 \end{frame} | 
   287 \end{frame} |