Pregunta de entrevista de OneAssist Consumer Solutions

Remove duplicate from contact list.

Respuestas de entrevistas

Anónimo

15 jul 2017

We can use a HashMap for it where name will be the key and phone number will be the value. If second time any name appears then its key will be already present in the map and it will be deleted.

Anónimo

17 ene 2018

Name can be same. A contact will be duplicated only if phone number is same. Need to use number as key.

Anónimo

10 abr 2018

Instead of map you can use set