Table:
Year Ended May 31,

(Dollars in millions)	2019	Change	2018

Net cash provided by operating activities	$14,551	-5%	$15,386

Net cash provided by (used for) investing activities	$26,557	572%	$(5,625)

Net cash used for financing activities	$(42,056)	321%	$(9,982)

A merged cell in a table could be represented by the JSON {'top-left':(X, Y), 'bottom-right':(Z, W)}, where '(X, Y)' and '(Z, W)' signify the (row_id, column_id) of the top-left and bottom-right cells in the merged area. Using the shown table image, locate all merged cells and provide their coordinates in this format. Bear in mind that row and column IDs begin from 1.

This table does not contain any merged cells.