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Note 7 - Loss Per Share (Tables)
3 Months Ended
Jan. 31, 2023
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   

Three Months Ended January 31,

 
   

2023

   

2022

 
                 

Weighted average shares outstanding for basic earnings per share

    10,222,540       10,067,186  
                 

Add effects of potentially dilutive securities-assumed exercise of stock options

    -       -  
                 

Weighted average shares outstanding for diluted earnings per share

    10,222,540       10,067,186