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Sudoku Solver | Simple Explanation | Leetcode 37 | codestorywithMIK

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Aug 31, 2025
26:36

Whatsapp Community Link : https://www.whatsapp.com/channel/0029Va6kVSjICVfiVdsHgi1A This is the 23rd Video of our Playlist "Backtracking - Popular Interview Problems" by codestorywithMIK Today we will be solving an easy level problem based on Maths - Valid Sudoku | Simple Explanation | Leetcode 37 | codestorywithMIK I will explain the intuition so easily that you will never forget and start seeing this as cakewalk EASYYY. We will do live coding after explanation and see if we are able to pass all the test cases. Also, please note that my Github solution link below contains both C++ as well as JAVA code. Problem Name : Valid Sudoku | Simple Explanation | Leetcode 37 | codestorywithMIK Company Tags : Uber, Snapchat, Microsoft, Qualcomm My solutions on Github(C++ & JAVA) : https://github.com/MAZHARMIK/Interview_DS_Algo/blob/master/Backtracking/Sudoku%20Solver.cpp Leetcode Link : https://leetcode.com/problems/sudoku-solver/ My DP Concepts Playlist : https://youtu.be/7eLMOE1jnls My Graph Concepts Playlist : https://youtu.be/5JGiZnr6B5w My Segment Tree Concepts Playlist : https://www.youtube.com/watch?v=k99r1A7krcY&list=PLpIkg8OmuX-K1qUIQToCllUO0UIKXt8dB My Recursion Concepts Playlist : https://www.youtube.com/watch?v=pfb1Zduesi8&list=PLpIkg8OmuX-IBcXsfITH5ql0Lqci1MYPM Trie Playlist - https://www.youtube.com/watch?v=DMP2bqW6URA&list=PLpIkg8OmuX-I99uuP2BZOz4mI_lms4gVG Difference Array Technique: Concepts & Qns : https://www.youtube.com/watch?v=ZHNVmtm08WY&list=PLpIkg8OmuX-Kqkb8DqDe_4-Tiav6ilS_L My GitHub Repo for interview preparation : https://github.com/MAZHARMIK/Interview_DS_Algo Instagram : https://www.instagram.com/codestorywithmik/ Facebook : https://www.facebook.com/people/codestorywithmik/100090524295846/ Twitter : https://twitter.com/CSwithMIK Subscribe to my channel : https://www.youtube.com/@codestorywithMIK ╔═╦╗╔╦╗╔═╦═╦╦╦╦╗╔═╗ ║╚╣║║║╚╣╚╣╔╣╔╣║╚╣═╣ ╠╗║╚╝║║╠╗║╚╣║║║║║═╣ ╚═╩══╩═╩═╩═╩╝╚╩═╩═╝ Video Summary : This solution uses backtracking to fill the Sudoku board. It scans the grid cell by cell, and whenever it finds an empty spot ('.'), it tries placing digits '1' to '9'. For each placement, it checks validity by ensuring the number is not already present in the same row, column, or 3×3 subgrid. If a placement leads to a solution, it proceeds recursively; otherwise, it backtracks until the board is solved. ✨ Timelines✨ 00:00 - Introduction 0:17 - Motivation 0:39 - Problem Explanation 3:06 - Thought Process 15:27 - Row Validity 15:59 - Column Validity 17:00 - Box Validity 21:14 - Coding it up #MIK #mik #Mik #coding #helpajobseeker #easyrecipes #leetcode #leetcodequestionandanswers #leetcodesolution #leetcodedailychallenge #leetcodequestions #leetcodechallenge #hindi #india #coding #helpajobseeker #easyrecipes #leetcode #leetcodequestionandanswers #leetcodesolution #leetcodedailychallenge #leetcodequestions #leetcodechallenge #hindi #india #hindiexplanation #hindiexplained #easyexplaination #interview#interviewtips #interviewpreparation #interview_ds_algo #hinglish #github #design #data #google #video #instagram #facebook #leetcode #computerscience #leetcodesolutions #leetcodequestionandanswers #code #learning #dsalgo #dsa #coding #programming #100daysofcode #developers #techjobs #datastructures #algorithms #webdevelopment #softwareengineering #computerscience #pythoncoding #codinglife #coderlife #javascript #datascience #leetcode #leetcodesolutions #leetcodedailychallenge #codinginterview #interviewprep #technicalinterview #interviewtips #interviewquestions #codingchallenges #interviewready #dsa #hindi #india #hindicoding #hindiprogramming #hindiexplanation #hindidevelopers #hinditech #hindilearning #helpajobseeker #jobseekers #jobsearchtips #careergoals #careerdevelopment #jobhunt #jobinterview #github #designthinking #learningtogether #growthmindset #digitalcontent #techcontent #socialmediagrowth #contentcreation #instagramreels #videomarketing #codestorywithmik #codestorywithmick #codestorywithmikc #codestorywitmik #codestorywthmik #codstorywithmik #codestorywihmik #codestorywithmiik #codeistorywithmik #codestorywithmk #codestorywitmick #codestorymik #codestorwithmik

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Sudoku Solver | Simple Explanation | Leetcode 37 | codestorywithMIK | NatokHD