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CONDENSED CONSOLIDATED STATEMENT OF OPERATIONS (Unaudited) - USD ($)
shares in Millions, $ in Millions
 3 Months Ended 6 Months Ended
Apr. 30, 2024
Apr. 30, 2023
Apr. 30, 2024
Apr. 30, 2023
Net revenue:        
Net revenue $ 1,573 $ 1,717 $ 3,231 $ 3,473
Costs and expenses:        
Cost of revenue 717 793 1,467 1,581
Research and development 113 126 241 249
Selling, general and administrative 380 415 776 834
Total costs and expenses 1,210 1,334 2,484 2,664
Income from operations 363 383 747 809
Interest income 19 12 37 21
Interest expense (20) (24) (42) (49)
Other income (expense), net 12 6 35 6
Income before taxes 374 377 777 787
Provision for income taxes 66 75 121 133
Net income $ 308 $ 302 $ 656 $ 654
Net income per share        
Basic $ 1.05 $ 1.02 $ 2.24 $ 2.21
Diluted $ 1.05 $ 1.02 $ 2.23 $ 2.20
Weighted average shares used in computing net income per share:        
Basic 293 296 293 296
Diluted 293 297 294 297
Product        
Net revenue:        
Net revenue $ 1,125 $ 1,274 $ 2,334 $ 2,597
Costs and expenses:        
Cost of revenue 481 550 995 1,106
Service and Other        
Net revenue:        
Net revenue 448 443 897 876
Costs and expenses:        
Cost of revenue $ 236 $ 243 $ 472 $ 475