excel sort,scheduling program

[Peggy]

I want to coding a excel sort,scheduling system.
When I input orgin file,and choose times(example is 7 times(A -->G))
system will output excel.
(rule: 1 time include 1 Name ,but Food can't Repeat.
       secend's Food can't overlap with previous)

How to codng of it ?!!!!
Thank you veryvery much!!!!!!

test.xlsx

[water]

I suggest to start looking at the Excel UDF that comes with AutoIt. Function _Excel_RangeSort would be a good start.