Consolidated Condensed Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Jan. 27, 2019	Jan. 28, 2018
Cash flows from operating activities:
Net income	$ 771	$ 165
Adjustments required to reconcile net income to cash provided by operating activities:
Depreciation and amortization	88	119
Share-based compensation	65	65
Deferred income taxes	41	32
Other	1	0
Changes in operating assets and liabilities:
Accounts receivable	(121)	156
Inventories	18	(211)
Other current and non-current assets	76	78
Accounts payable and accrued expenses	(313)	(127)
Contract liabilities	155	350
Income taxes payable	41	807
Other liabilities	12	32
Cash provided by operating activities	834	1,466
Cash flows from investing activities:
Capital expenditures	(133)	(203)
Cash paid for acquisitions, net of cash acquired	0	(5)
Proceeds from sales and maturities of investments	464	1,944
Purchases of investments	(397)	(384)
Cash provided by (used in) investing activities	(66)	1,352
Cash flows from financing activities:
Common stock repurchases	(750)	(782)
Tax withholding payments for vested equity awards	(74)	(141)
Payments of dividends to stockholders	(192)	(106)
Cash used in financing activities	(1,016)	(1,029)
Increase (decrease) in cash and cash equivalents	(248)	1,789
Cash and cash equivalents — beginning of period	3,440	5,010
Cash and cash equivalents — end of period	3,192	6,799
Supplemental cash flow information:
Cash payments for income taxes	34	78
Cash refunds from income taxes	8	40
Cash payments for interest	$ 34	$ 34