Question d’entretien chez Genesys
Find the duplicate elements in an array without using additional data structure.
Réponse à la question d'entretien
Utilisateur anonyme
19 juill. 2018
1. sort the array and find adjacent elements 2. traverse the array and make arr[arr[i]] negative if it is positive, if you find negative while traversing it is a duplicate element, a disclaimer - array consist of positive elements