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2. Basis of Presentation and Significant Accounting Policies: Net Loss Per Share Information: Schedule of Earnings per share basic and diluted (Details) - shares
3 Months Ended
Jan. 31, 2020
Jan. 31, 2019
Details    
Weighted average number of common shares outstanding - basic 7,706,004 7,696,091
Effect of dilutive stock options 0 0
Weighted average number of common shares outstanding - diluted 7,706,004 7,696,091
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 1,725,500 1,734,500