How to add a new rows calculated / added by the number which they are on same row?

[acaryasin01]

Hi all,

I have an Input table like below I want to have desired table on the right side.

I am not sure that I should use the Generate Row tool or Multi-row Tool and don't know hot use it?

Thanks in advance,

Input		Desired Table
Week_date	how many days to added		Week_date	how many days to added
3-3-2022	1		3-3-2022	1
6-12-2021	2		4-3-2022
16-12-2021	0		6-12-2021	2
27-12-2021	3		7-12-2021
			8-12-2021
			16-12-2021	0
			27-12-2021	3
			28-12-2021
			29-12-2021
			30-12-2021

[binuacs · Accepted solution]

@acaryasin01 One way of doing this with the Generate Row tool

[acaryasin01]

Thank you @binuacs  much appreciate!