When counting forward in a sequence, you do not count the starting point; day #1 would be 26JUL
LET’S BE EXPLICIT ...
26, 27, 28, 28, 30, 31 <== 6 days July
1, 2, 3, ... 25 <== 25 days August
Now for killer math ==> 6 + 25 = 31
In military parlance we could say it’s 30 days and a wakeup!