Weather Observation Station 12 Hackerrank Solution SQL For Explanation Watch Videos:: Code: select distinct city from station where not(city like 'A%' or city like 'E%' or city like 'I%' or city like 'O%' or city like 'U%') and not(city like '%A' or city like '%E' or city like '%I' or city like '%O' or city like '%U');