How many odd days are there from 13^th May, 2005 to 19^th August 2005 (both inclusive)?

Here we have to count the number days from 13^th May, 2005 to 18^rd August 2005 ( both inclusive)
From 13^th to 31^st May = 19 days
In June = 30 days
In July = 31 days
From 1st to 19th April = 19 days
Total number of days = 19 + 30 + 31 + 19 = 99 days
The number of odd days are = 14 x 7 + 1 = 99
So there is 1 odd day in the given period