#1117

Second trip pricier than the first

Marketing checks whether spending grows. Find riders whose second trip by time was more expensive than their first. Return rider_id ascending.

Kampjun tal-output mistenni

Dan hu kif tidher tweġiba korretta — l-għadd tar-ringieli huwa tiegħu stess, m'għandux għalfejn jaqbel mat-tabelli tal-iskema.

rider_id
1
3

Ir-riżultat tal-query tiegħek jidher hawn