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CONDENSED CONSOLIDATED STATEMENT OF OPERATIONS (Unaudited) - USD ($)
shares in Millions, $ in Millions
 3 Months Ended 9 Months Ended
Jul. 31, 2022
Jul. 31, 2021
Jul. 31, 2022
Jul. 31, 2021
Net revenue:        
Net revenue $ 1,718 $ 1,586 $ 4,999 $ 4,659
Costs and expenses:        
Cost of revenue 779 734 2,289 2,152
Research and development 116 113 348 325
Selling, general and administrative 412 403 1,215 1,230
Total costs and expenses 1,307 1,250 3,852 3,707
Income from operations 411 336 1,147 952
Interest income 2 0 4 1
Interest expense (19) (21) (61) (60)
Other income (expense), net 3 12 (41) 19
Income before taxes 397 327 1,049 912
Provision for income taxes 68 63 163 144
Net income $ 329 $ 264 $ 886 $ 768
Net income per share        
Basic $ 1.10 $ 0.87 $ 2.95 $ 2.52
Diluted $ 1.10 $ 0.86 $ 2.94 $ 2.50
Weighted average shares used in computing net income per share:        
Basic 298 303 300 305
Diluted 299 306 301 307
Product        
Net revenue:        
Net revenue $ 1,306 $ 1,188 $ 3,773 $ 3,510
Costs and expenses:        
Cost of revenue 558 521 1,633 1,534
Service and Other        
Net revenue:        
Net revenue 412 398 1,226 1,149
Costs and expenses:        
Cost of revenue $ 221 $ 213 $ 656 $ 618