ShareChat Inteview Experience for SDE 1

Round 1: Video Call (Easy) Duration: 60 minutes

Number of questions: 2

Problem 1: Reverse Only Letters

You are given a String, ‘S’. You need to reverse the string where characters that are not an alphabet stay in the same place and the rest reverse their positions.

Problem 2: Longest Common Prefix

You are given an ‘ARR’ consisting of ‘N’ strings. Your task is to find the largest common prefix among all these strings. If there is no common prefix, you have to return an empty string.

Round 2: Video Call (Easy) Duration: 60 minutes

Number of questions: 8

This round has questions mainly from Python, Django and DBMS

Some of the questions are:

• How is memory managed in Python?
• What is database indexing?
• What is Django ORM?
• What is a sandbox?

Algorithms Questions:

• What is Hashing?
• How is hashing done?
• Why time complexity of hashing is O(1)?