Shahrouz Nikseresht

Python beginner | Learning out loud & building in public | Exploring Git, clean code, and real-world projects | Sharing my journey on YouTube & Twitter

Tehran, Iran Joined on Aug 12, 2025 sherouz@proton.me https://www.youtube.com/@Shahrouzlogs

Pronouns

he/him

Pinned

Shahrouz Nikseresht

Dec 30 '25

80 Days of Python Challenges: An Honest Wrap-Up

#showdev #learning #python #challenge

2 min read

Shahrouz Nikseresht

Apr 30

Inheritance in Python Classes Explained Simply

#python #tutorial #programming

2 min read

Want to connect with Shahrouz Nikseresht?

Create an account to connect with Shahrouz Nikseresht. You can also sign in below to proceed if you already have an account.

Create Account

Already have an account? Sign in

Shahrouz Nikseresht

Apr 23

Working with JSON in Python Explained Simply

#python #tutorial #programming

2 min read

Shahrouz Nikseresht

Apr 16

Introduction to Classes in Python Explained Simply (Basic OOP)

#python #tutorial #programming

2 min read

Shahrouz Nikseresht

Apr 9

Python Modules and Imports Explained Simply

#python #tutorial #programming

2 min read

Shahrouz Nikseresht

Apr 2

Reading and Writing Files in Python Explained Simply

#python #tutorial #programming

2 min read

Shahrouz Nikseresht

Mar 26

Python List Comprehensions Explained Simply (Concise Syntax)

#python #tutorial #programming

2 min read

Shahrouz Nikseresht

Mar 19

Basic Error Handling in Python: try and except Explained Simply

#python #beginners #tutorial #programming

2 min read

Shahrouz Nikseresht

Mar 12

Python Sets Explained Simply (Unique and Unordered Collections)

#python #beginners #tutorial #programming

2 min read

Shahrouz Nikseresht

Mar 5

Python Tuples Explained Simply (Immutable Sequences)

#python #beginners #tutorial #programming

2 min read

Shahrouz Nikseresht

Feb 26

Basic Type Conversion in Python Explained Simply

#python #beginners #tutorial #programming

1 min read

Shahrouz Nikseresht

Feb 19

Python Input and Output Explained Simply

#python #beginners #tutorial #programming

2 min read

Shahrouz Nikseresht

Feb 12

Python Strings Explained Simply (Common Operations and Methods)

#python #beginners #tutorial #programming

2 min read

Shahrouz Nikseresht

Feb 5

Python Dictionaries Explained Simply (Keys, Values, and Access)

#python #beginners #tutorial #programming

2 min read

Shahrouz Nikseresht

Jan 29

Python Lists Explained: Create, Access, and Modify Elements

#python #beginners #tutorial #programming

2 min read

Shahrouz Nikseresht

Jan 22

Python Functions Explained Simply (def, parameters, return)

#python #beginners #tutorial #programming

2 min read

Shahrouz Nikseresht

Jan 15

Python Loops Explained: for vs while (Beginner Guide)

#python #beginners #tutorial #programming

2 min read

Shahrouz Nikseresht

Jan 8

Understanding if, elif, and else in Python with Simple Examples

#python #beginners #tutorial #programming

2 min read

Shahrouz Nikseresht

Jan 1

Python Variables and Basic Data Types Explained Simply

#python #beginners #tutorial #programming

2 min read

Shahrouz Nikseresht

Dec 30 '25

Day 80: Python Search in Rotated Sorted rArray - Final Challenge O(log n) Binary Search Mastery (LeetCode #33 Vibes)

#challenge #python #algorithms #datastructures

3 min read

Shahrouz Nikseresht

Dec 29 '25

Day 79: Python Deep Copy Graph – HashMap-Based Cloning for Cycles and Shared Nodes (LeetCode #133 Style)

#challenge #python #algorithms #datastructures

3 min read

Shahrouz Nikseresht

Dec 28 '25

Day 78: Python Move Zeros to End – O(n) In-Place Two-Pointer Technique for Array Reordering (LeetCode #283 Guide)

#challenge #python #algorithms #datastructures

2 min read

Shahrouz Nikseresht

Dec 27 '25

Day 77: Python Trailing Zeros in Factorial – Genius Number Theory Trick to Count Zeros in n! Without Computing the Huge Number

#challenge #python #algorithms #programming

2 min read

Shahrouz Nikseresht

Dec 26 '25

Day 76: Python Binary Exponentiation – O(log n) Fast Power Calculation Without Built-Ins

#challenge #python #algorithms #programming

2 min read

Shahrouz Nikseresht

Dec 25 '25

Day 75: Python Counting Sort by Zeros – Stable O(n) Custom Key Sort for Digit Counts (Algo Mastery)

#challenge #python #algorithms #datastructures

2 min read

Shahrouz Nikseresht

Dec 24 '25

Day 74: Python Validate IPv4 Address – String Parsing Mastery for Perfect IP Check (No Libraries Needed)

#challenge #python #algorithms #programming

2 min read

Shahrouz Nikseresht

Dec 23 '25

Day 73: Python Longest Palindromic Substring – Expand-Around-Center O(n^2) Technique for Max Palindrome (LeetCode #5 Guide)

#challenge #python #algorithms #programming

2 min read

Shahrouz Nikseresht

Dec 22 '25

Day 72: Python Sliding Window Maximum - Deque O(n) Solution for Efficient Max Tracking (LeetCode #239 Guide)

#challenge #python #algorithms #datastructures

2 min read

Shahrouz Nikseresht

Dec 21 '25

Day 71: Python Three Sum – Two-Pointer O(n^2) Solution for Unique Zero-Sum Triplets (LeetCode #15 Vibes)

#challenge #python #algorithms #programming

3 min read

Shahrouz Nikseresht

Dec 20 '25

Day 70: Python Wildcard Matching – DP Solution for '?' and '' Patterns in O(nm) (LeetCode #44 Mastery)

#challenge #python #algorithms #programming

2 min read

Shahrouz Nikseresht

Dec 19 '25

Day 69: Python Conway's Game of Life - Simulate One Step of Cellular Automata with Neighbor Scanning Magic

#challenge #python #algorithms #programming

3 min read

Shahrouz Nikseresht

Dec 18 '25

Day 68: Python Unique Paths in Grid - O(m*n) DP Solution for Robot Paths (LeetCode #62 Vibes)

#challenge #python #algorithms #programming

3 min read

Shahrouz Nikseresht

Dec 17 '25

Day 67: Python Shortest Path in Unweighted Graph - BFS Queue Magic for O(V+E) Routing Mastery (LeetCode Vibes)

#challenge #python #algorithms #datastructures

3 min read

Shahrouz Nikseresht

Dec 16 '25

Day 66: Python Invert Binary Tree, Recursive Mirror Swap for Perfect Tree Symmetry (LeetCode #226 Style)

#challenge #python #algorithms #datastructures

2 min read

Shahrouz Nikseresht

Dec 15 '25

Day 65: Python Breadth-First Search (BFS) on Tree, Queue-Based Level-Order Traversal for Shortest Path and Layer Exploration

#challenge #python #algorithms #datastructures

2 min read

Shahrouz Nikseresht

Dec 14 '25

Day 64: Python Depth-First Search (DFS) on Tree, Stack-Based Iterative Traversal for Deep Exploration Without Recursion

#challenge #python #algorithms #datastructures

2 min read

Shahrouz Nikseresht

Dec 13 '25

Day 63: Python Merge K Sorted Lists - O(n log k) Min-Heap Guide (LeetCode #23 Vibes)

#challenge #python #algorithms #datastructures

3 min read

Shahrouz Nikseresht

Dec 12 '25

Day 62: Python Longest Subarray with Target Sum - O(n) Prefix Sum & HashMap Guide (LeetCode Vibes)

#challenge #python #algorithms #datastructures

3 min read

Shahrouz Nikseresht

Dec 11 '25

Day 61: Python Queue Using Two Stacks, Amortized O(1) Unbiased FIFO with Brilliant Double-Stack Flip Trick (No Deque Cheats!)

#challenge #python #algorithms #datastructures

3 min read

Shahrouz Nikseresht

Dec 10 '25

Day 60: Python Remove Nth Node From End of Linked List, Two-Pointer Magic to Delete in One Pass (LeetCode #19 Style)

#challenge #python #datastructures #leetcode

3 min read

Shahrouz Nikseresht

Dec 9 '25

Day 59: Python Reverse Singly Linked List, Master the Iterative Pointer Flip Technique for O(n) Reversal

#challenge #python #datastructures #algorithms

3 min read

Shahrouz Nikseresht

Dec 8 '25

Day 58: Python Run-Length Encoding (RLE) – Compress Strings Like a Pro with This Ultra-Simple O(n) Trick

#challenge #python #intermediate #programming

2 min read

Shahrouz Nikseresht

Dec 7 '25

Day 57: Python GCD & LCM with Euclidean Algorithm, Lightning-Fast Divisor Math That's 2000+ Years Old (And Still Unbeatable)

#challenge #python #intermediate #algorithms

3 min read

Shahrouz Nikseresht

Dec 6 '25

Day 56: Python Fibonacci nth Term – Blazing Fast O(n) Iterative Solution with O(1) Space (No Recursion!)

#challenge #python #intermediate #programming

2 min read

Shahrouz Nikseresht

Dec 5 '25

Day 55: Python Calculate Mean & Median Manually – No Statistics Module, Just Pure Python Power

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Dec 4 '25

Day 54: Python Summary Ranges – Compress Sorted Unique Integers into Minimal "a->b" Strings Like LeetCode Pros

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Dec 3 '25

Day 53: Python Count Overlapping Substrings – The Hidden Limitation of str.count() and the Perfect Sliding Window Fix

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Dec 2 '25

Day 52: Python Longest Continuous Increasing Subarray – Find the Maximum Length of Strictly Increasing Adjacent Elements in O(n)

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Dec 1 '25

Day 51: Python First Unique Character – Find the First Non-Repeating Char in String with Hash Map Magic

#challenge #python #intermediate #programming

2 min read

Shahrouz Nikseresht

Nov 30 '25

Day 50: Python Group Anagrams – The Cleanest O(n * m log m) Way to Cluster Words by Letter Signature

#challenge #python #intermediate #programming

2 min read

Shahrouz Nikseresht

Nov 29 '25

Day 49: Python Playlist Shuffler – True Unbiased Random Shuffle with Fisher-Yates Algorithm

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Nov 28 '25

Day 48: Python Merge Two Sorted Lists - Master the Two-Pointer Technique in Pure O(n)

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Nov 27 '25

Day 47: Python Rotate Array to Right by K Steps – Master the Elegant Slicing Trick in One Line

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Nov 26 '25

Day 46: Python Moving Average Calculator, Optimized Sliding Window for Simple Moving Average Computation

#challenge #python #intermediate #programming

2 min read

Shahrouz Nikseresht

Nov 25 '25

Day 45: Python Majority Element Finder, Boyer-Moore Voting Algorithm for Efficient Detection in Arrays

#challenge #python #intermediate #programming

2 min read

Shahrouz Nikseresht

Nov 24 '25

Day 44: Python Longest Substring Finder, Sliding Window Technique for Non-Repeating Characters Length

#challenge #python #intermediate #programming

2 min read

Shahrouz Nikseresht

Nov 23 '25

Day 43: Python Valid Parentheses Checker, Stack-Based Bracket Validation with Mapping and Loop Scanning

#challenge #python #intermediate #programming

2 min read

Shahrouz Nikseresht

Nov 22 '25

Day 42: Python Roman Numeral Converter, Bidirectional Conversion Between Roman and Integers with Mapping and Loops

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Nov 21 '25

Day 41: Python Happy Number Checker, Detect Numbers Leading to 1 Through Digit Square Sums with Cycle Detection

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Nov 20 '25

Day 40: Python Armstrong Numbers Finder, Detect Narcissistic Numbers in a Range with Digit Power Sum

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Nov 19 '25

Day 39: Python Word Counter, Count Words in Text with Whitespace Handling

#challenge #python #beginners #programming

2 min read

8 Week Community Wellness Streak

4 Week Community Wellness Streak

2 Week Community Wellness Streak

4 Week Writing Streak

1 Week Community Wellness Streak

Writing Debut

Want to connect with Shahrouz Nikseresht?