DataEngPrep.tech
QuestionsBlogStore
Get PDF Bundle
Home/Questions/Python/Coding/Write Python program to find consecutive numbers in a list.

Write Python program to find consecutive numbers in a list.

Python/Codingeasy0.4 min readPremium
Frequency
Low
Asked at 1 company
Category
179
questions in Python/Coding
Difficulty Split
127E|24M|28H
in this category
Total Bank
1,863
across 7 categories
Asked at these companies
Incedo
Key Concepts Tested
python
Expert AnswerPremium
80 wordsInterview-ready
**Why Consecutive Sequences:** Gap detection in time series, ID sequences, session stitching. Define: strict +1 runs (1,2,3) or just sorted groupings. **Algorithm:** Sort, then group by (x - index) using itertools.groupby—consecutive share same (x - i). Or iterate and start new group when gap > 1. **Production:** For event streams, consecutive timestamps = same session....
The complete answer continues with detailed implementation patterns, architectural trade-offs, and production-grade considerations. It covers performance optimization strategies, common pitfalls to avoid, and real-world examples from companies like Incedo. The answer also includes follow-up discussion points that interviewers commonly explore.

Continue Reading the Full Answer

Unlock the complete expert answer with code examples, trade-offs, and pro tips - plus 1,863+ more.

Create Free Account - Unlock 30 Answers
Get PDF Bundle - from $21

Or upgrade to Platform Pro - $39

Engineers who used these answers got offers at

AmazonDatabricksSnowflakeGoogleMeta

Free: Top 20 SQL Interview Questions (PDF)

Get the most asked SQL questions with expert answers. Instant download.

No spam. Unsubscribe anytime.

Related Python/Coding Questions

easyWhat are traits in Scala, and how are they different from classes?FreemediumWrite a Python function to check if a string is a palindrome.FreeeasyWhat is the difference between a list and a tuple in Python?FreeeasyExplain the difference between shallow copy and deep copy in Python.FreeeasyWrite a Python function to find the first non-repeating character in a string.Free

According to DataEngPrep.tech, this is one of the most frequently asked Python/Coding interview questions, reported at 1 company. DataEngPrep.tech maintains a curated database of 1,863+ real data engineering interview questions across 7 categories, verified by industry professionals.

← Back to all questionsMore Python/Coding questions →