Info Techiezz

@UCewqS6NlyJT5WHBbLAjNaAQ - 1.2K subscribers

Welcome to InfoTechiezz – Coding & Placement Preparation Channel Prepare for TCS NQT 2026 (Ninja & Prime), TCS Digital, TCS CodeVita and MNC interviews like Wipro, Infosys, Accenture, Zoho, Amazon, Microsoft & Google. We cover: ✔ TCS NQT Coding Questions ✔ C Programming & Core Java ✔ Data Structures & Algorithms ✔ LeetCode Interview Problems ✔ Full Stack in tamil ✔ Placement Strategy & Mock Interviews Most Asked Problems: Reverse Number, Palindrome, Fibonacci, Prime, Two Sum, Binary Search, Merge Intervals, Number of Islands, Linked List & Stack. Step-by-step explanation with logic, dry run, complexity & optimized code. For B.Tech, BE, MCA, Diploma, Freshers (2026–2027 batch) Keywords: tcs nqt 2026 preparation, tcs prime coding problems, tcs codevita questions, mnc coding interview preparation, leetcode problems, dsa for placements, core java, c programming, full stack development. #TCSNQT #TCSPrime #CodeVita #LeetCode #DSA #Java #PlacementPreparation #SDE #zoho #FAQ #MANG #CTS

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Bits++ Problem - Codeforces 268B | Easy C++ Solution for Beginners | Placement Coding

Bits++ Problem - Codeforces 268B | Easy C++ Solution for Beginners | Placement Coding Info Techiezz

50 views - 2 weeks ago

Competitive Programming for Beginners #3: Codeforces 231A "Team" (C++ Full Solution)

Competitive Programming for Beginners #3: Codeforces 231A "Team" (C++ Full Solution) Info Techiezz

57 views - 4 weeks ago

Way Too Long Words Codeforces 71A Solution in C++ | Beginner Competitive Programming Placement Prep

Way Too Long Words Codeforces 71A Solution in C++ | Beginner Competitive Programming Placement Prep Info Techiezz

46 views - 1 month ago

Solve Your FIRST Codeforces Problem! 🍉 Watermelon 4A C++ Solution | Placement Prep |

Solve Your FIRST Codeforces Problem! 🍉 Watermelon 4A C++ Solution | Placement Prep | Info Techiezz

63 views - 1 month ago

Reverse String in O(n) Time! ⚡ LeetCode 344 Solution | Two Pointer Easy Explanation

Reverse String in O(n) Time! ⚡ LeetCode 344 Solution | Two Pointer Easy Explanation Info Techiezz

25 views - 1 month ago

Master Binary Search with Duplicates: LeetCode 154 Explained | InfoTechiezz DSA

Master Binary Search with Duplicates: LeetCode 154 Explained | InfoTechiezz DSA Info Techiezz

83 views - 2 months ago

JavaScript OOPs Tutorial in Tamil 2026 | Classes, Inheritance & Prototypes | Part 11 🔥

JavaScript OOPs Tutorial in Tamil 2026 | Classes, Inheritance & Prototypes | Part 11 🔥 Info Techiezz

49 views - 2 months ago

JavaScript Fetch API & Error Handling Tutorial in Tamil 2026 | Try Catch, HTTP Status | Part 10 🔥

JavaScript Fetch API & Error Handling Tutorial in Tamil 2026 | Try Catch, HTTP Status | Part 10 🔥 Info Techiezz

21 views - 2 months ago

Learn JavaScript from Scratch in Tamil 2026 | Full Course Playlist (Beginner to Pro) 🇮🇳

Learn JavaScript from Scratch in Tamil 2026 | Full Course Playlist (Beginner to Pro) 🇮🇳 Info Techiezz

187 views - 2 months ago

JavaScript Async/Await Tutorial in Tamil 2026 | Promises, Fetch API & Event Loop | Part 9 🔥

JavaScript Async/Await Tutorial in Tamil 2026 | Promises, Fetch API & Event Loop | Part 9 🔥 Info Techiezz

60 views - 2 months ago

JavaScript DOM Tutorial in Tamil 2026 | Select & Manipulate HTML Elements | Part 8 🔥

JavaScript DOM Tutorial in Tamil 2026 | Select & Manipulate HTML Elements | Part 8 🔥 Info Techiezz

59 views - 2 months ago

Master Modern JavaScript in 17 Minutes! 🚀 let, const, Destructuring & Optional Chaining in Tamil

Master Modern JavaScript in 17 Minutes! 🚀 let, const, Destructuring & Optional Chaining in Tamil Info Techiezz

31 views - 2 months ago

Master JavaScript Objects in 20 Minutes! 🚀 "this" Keyword & Object.keys() in Tamil | Part 6

Master JavaScript Objects in 20 Minutes! 🚀 "this" Keyword & Object.keys() in Tamil | Part 6 Info Techiezz

66 views - 3 months ago

Master JavaScript Arrays in 40 Minutes! 🚀 Map, Filter, Reduce & forEach in Tamil | Part 5

Master JavaScript Arrays in 40 Minutes! 🚀 Map, Filter, Reduce & forEach in Tamil | Part 5 Info Techiezz

53 views - 3 months ago

JavaScript Functions Tutorial in Tamil 2026 | Arrow, Callback & Node.js Setup | Part 4 🔥

JavaScript Functions Tutorial in Tamil 2026 | Arrow, Callback & Node.js Setup | Part 4 🔥 Info Techiezz

29 views - 3 months ago

FAANG Interview Question: Reverse Words in a String (C++ Solution) 🎯 LeetCode 151 Step-by-Step

FAANG Interview Question: Reverse Words in a String (C++ Solution) 🎯 LeetCode 151 Step-by-Step Info Techiezz

47 views - 3 months ago

Stop Using Brute Force! 🛑 Two Sum II Explained in C++ | InfoTechiezz DSA Series

Stop Using Brute Force! 🛑 Two Sum II Explained in C++ | InfoTechiezz DSA Series Info Techiezz

48 views - 3 months ago

Median of Two Sorted Arrays | LeetCode #4 Hard | Binary Search Solution | Asked in Amazon, Google

Median of Two Sorted Arrays | LeetCode #4 Hard | Binary Search Solution | Asked in Amazon, Google Info Techiezz

36 views - 3 months ago

LeetCode 189 Rotate Array Solution | O(1) Space Algorithm | Infotechiezz

LeetCode 189 Rotate Array Solution | O(1) Space Algorithm | Infotechiezz Info Techiezz

50 views - 3 months ago

LeetCode 167 Two Sum II Solution | Two Pointers Technique | Infotechiezz

LeetCode 167 Two Sum II Solution | Two Pointers Technique | Infotechiezz Info Techiezz

47 views - 3 months ago

LeetCode 137 "Single Number II" Solution in C++ | HashMap Approach | Very Easy Explained

LeetCode 137 "Single Number II" Solution in C++ | HashMap Approach | Very Easy Explained Info Techiezz

61 views - 3 months ago

JavaScript If Else & Loops Tutorial in Tamil 2026 | Switch, Ternary, For/While Loop | Part 3 🔥

JavaScript If Else & Loops Tutorial in Tamil 2026 | Switch, Ternary, For/While Loop | Part 3 🔥 Info Techiezz

46 views - 3 months ago

LeetCode 70: Climbing Stairs | Asked in TCS NQT, Wipro, Zoho | Dynamic Programming Tutorial in Java

LeetCode 70: Climbing Stairs | Asked in TCS NQT, Wipro, Zoho | Dynamic Programming Tutorial in Java Info Techiezz

64 views - 3 months ago

Armstrong Number in TCS NQT Exam | Java Solution | Logical Programming Questions 2026

Armstrong Number in TCS NQT Exam | Java Solution | Logical Programming Questions 2026 Info Techiezz

76 views - 3 months ago

TCS Prime Coding Question Solved in Java | Hot Air Balloon Capacity | Batch 2 #2 | Very Easy

TCS Prime Coding Question Solved in Java | Hot Air Balloon Capacity | Batch 2 #2 | Very Easy Info Techiezz

280 views - 3 months ago

TCS Prime Coding Question Solved in Java | Parking Fee Program | Batch 2 #1 | Very Easy

TCS Prime Coding Question Solved in Java | Parking Fee Program | Batch 2 #1 | Very Easy Info Techiezz

202 views - 3 months ago

JavaScript Operators Tutorial in Tamil 2026 | == vs ===, Type Coercion & ES6 Tricks | Part 2 🔥

JavaScript Operators Tutorial in Tamil 2026 | == vs ===, Type Coercion & ES6 Tricks | Part 2 🔥 Info Techiezz

74 views - 3 months ago

How to Register for ByteBattle 2026? 💻 Ultimate Competitive Programming Contest by InfoTechiezz

How to Register for ByteBattle 2026? 💻 Ultimate Competitive Programming Contest by InfoTechiezz Info Techiezz

163 views - 3 months ago

JavaScript Tutorial for Beginners in தமிழ் 2026 🚀 Learn to Code in 18 Min! | Full Stack Part 1

JavaScript Tutorial for Beginners in தமிழ் 2026 🚀 Learn to Code in 18 Min! | Full Stack Part 1 Info Techiezz

75 views - 3 months ago

Happy Number Explained Step-by-Step | Digit Extraction + Cycle Detection | TCS NQT | InfoTechiezz

Happy Number Explained Step-by-Step | Digit Extraction + Cycle Detection | TCS NQT | InfoTechiezz Info Techiezz

123 views - 4 months ago

Search in Rotated Sorted Array | LeetCode #33 | Binary Search Trick | Asked in Amazon, TCS, Zoho DSA

Search in Rotated Sorted Array | LeetCode #33 | Binary Search Trick | Asked in Amazon, TCS, Zoho DSA Info Techiezz

56 views - 4 months ago

Prime Number Program in Java TCS NQT Ninja Prime Coding Question | Infotechiezz | Beginner to Pro

Prime Number Program in Java TCS NQT Ninja Prime Coding Question | Infotechiezz | Beginner to Pro Info Techiezz

103 views - 4 months ago

Palindrome Number Program in JAVA TCS NQT Ninja Prime Coding Question | Infotechiezz | Beginner

Palindrome Number Program in JAVA TCS NQT Ninja Prime Coding Question | Infotechiezz | Beginner Info Techiezz

180 views - 4 months ago

LeetCode 560: Subarray Sum Equals K - Beginner Friendly & Most Asked MAANG Question

LeetCode 560: Subarray Sum Equals K - Beginner Friendly & Most Asked MAANG Question Info Techiezz

81 views - 4 months ago

Harshad Number Program in Java | TCS NQT Ninja Prime Coding Question | Step-by-Step Solution

Harshad Number Program in Java | TCS NQT Ninja Prime Coding Question | Step-by-Step Solution Info Techiezz

98 views - 4 months ago

FAANG Interview Question: Find the Duplicate Number (LeetCode 287) Full Walkthrough

FAANG Interview Question: Find the Duplicate Number (LeetCode 287) Full Walkthrough Info Techiezz

46 views - 4 months ago

Search a 2D Matrix II | LeetCode #240 | Asked in Amazon, Microsoft, Zoho | Step-by-Step DSA Solution

Search a 2D Matrix II | LeetCode #240 | Asked in Amazon, Microsoft, Zoho | Step-by-Step DSA Solution Info Techiezz

61 views - 4 months ago

Largest & Smallest Digit Problem | TCS NQT + Prime +CodeVita | Complete Placement Coding Preparation

Largest & Smallest Digit Problem | TCS NQT + Prime +CodeVita | Complete Placement Coding Preparation Info Techiezz

106 views - 4 months ago

CodeClash 2026 🔥 Free DSA Coding Competition | ClashCode by InfoTechiezz | Placements 2026

CodeClash 2026 🔥 Free DSA Coding Competition | ClashCode by InfoTechiezz | Placements 2026 Info Techiezz

199 views - 4 months ago

Kth Largest Element in an Array | LeetCode 215 | FAANG Coding Interview Question | TCS NQT + Digital

Kth Largest Element in an Array | LeetCode 215 | FAANG Coding Interview Question | TCS NQT + Digital Info Techiezz

108 views - 4 months ago

TCS Digital + Prime 2026 | Digit Sum Odd or Even Problem | TCS Prime Coding Placement Preparation

TCS Digital + Prime 2026 | Digit Sum Odd or Even Problem | TCS Prime Coding Placement Preparation Info Techiezz

119 views - 4 months ago

Reverse a Number in Java | TCS NQT Coding Question | While Loop Logic

Reverse a Number in Java | TCS NQT Coding Question | While Loop Logic Info Techiezz

134 views - 4 months ago

Java Functions Explained | Methods in Java with Examples | Function Basics to Advanced | Interview

Java Functions Explained | Methods in Java with Examples | Function Basics to Advanced | Interview Info Techiezz

111 views - 4 months ago

Tailwind CSS Part 2 🔥 Build 1 Real Project | Advanced Tailwind Topics | Responsive & Hover Effects

Tailwind CSS Part 2 🔥 Build 1 Real Project | Advanced Tailwind Topics | Responsive & Hover Effects Info Techiezz

176 views - 4 months ago

Tailwind CSS Full Course Part 1 | Build Mini Project | Utility First CSS for Beginners

Tailwind CSS Full Course Part 1 | Build Mini Project | Utility First CSS for Beginners Info Techiezz

238 views - 4 months ago

Binary to Decimal & Decimal to Binary in Java 🔥 | TCS NQT Number System Problems | Step-by-Step

Binary to Decimal & Decimal to Binary in Java 🔥 | TCS NQT Number System Problems | Step-by-Step Info Techiezz

147 views - 4 months ago

Advanced CSS Part 3 (2026) 🚀 Responsive Design + Grid + Pro Tags Full Course

Advanced CSS Part 3 (2026) 🚀 Responsive Design + Grid + Pro Tags Full Course Info Techiezz

100 views - 4 months ago

Java Strings Full Course | StringBuilder vs StringBuffer | All Default String Methods Explained

Java Strings Full Course | StringBuilder vs StringBuffer | All Default String Methods Explained Info Techiezz

117 views - 4 months ago

Java ArrayList + 2D Array Full Guide | Internal Working Explained | Coding Interviews

Java ArrayList + 2D Array Full Guide | Internal Working Explained | Coding Interviews Info Techiezz

120 views - 4 months ago

Minimum Window Substring | Sliding Window Technique 🔥 | TCS NQT & Coding Interviews |

Minimum Window Substring | Sliding Window Technique 🔥 | TCS NQT & Coding Interviews | Info Techiezz

130 views - 4 months ago

Java 1D Array Full Tutorial for Beginners |Array Basics + Problems | MNC Interview Questions

Java 1D Array Full Tutorial for Beginners |Array Basics + Problems | MNC Interview Questions Info Techiezz

147 views - 5 months ago

Master Java Nested Loops 😱 | ALL Pattern Problems Explained | Logic Building for Beginners

Master Java Nested Loops 😱 | ALL Pattern Problems Explained | Logic Building for Beginners Info Techiezz

179 views - 5 months ago

Pointers in C Made Easy | Beginner to Pro | Placement Questions | TCS, Zoho, Wipro Coding Questions

Pointers in C Made Easy | Beginner to Pro | Placement Questions | TCS, Zoho, Wipro Coding Questions Info Techiezz

336 views - 5 months ago

Java While Loop & Do While Loop Explained | Java Loops for Beginners | Core Java Tutorial

Java While Loop & Do While Loop Explained | Java Loops for Beginners | Core Java Tutorial Info Techiezz

164 views - 5 months ago

CSS Part 2 Full Tutorial | Advanced CSS Properties Explained | Web Design for Beginners to Pro

CSS Part 2 Full Tutorial | Advanced CSS Properties Explained | Web Design for Beginners to Pro Info Techiezz

162 views - 5 months ago

Longest Substring Without Repeating Characters|Sliding Window Algorithm Explained|Java DSA Interview

Longest Substring Without Repeating Characters|Sliding Window Algorithm Explained|Java DSA Interview Info Techiezz

146 views - 5 months ago

Integer to Roman Numeral | Greedy Algorithm Explained | TCS NQT & Coding Interview Question

Integer to Roman Numeral | Greedy Algorithm Explained | TCS NQT & Coding Interview Question Info Techiezz

91 views - 5 months ago

CSS Full Course Part 1 🔥 | Learn CSS from Scratch in 1 Video | Web Design for Beginners

CSS Full Course Part 1 🔥 | Learn CSS from Scratch in 1 Video | Web Design for Beginners Info Techiezz

238 views - 5 months ago

For Loop in C Programming Explained Step by Step for Beginners | C Language Tutorial for Placements

For Loop in C Programming Explained Step by Step for Beginners | C Language Tutorial for Placements Info Techiezz

1K views - 5 months ago

Roman to Integer Java Explained | TCS NQT Coding Interview Question (Step-by-Step)

Roman to Integer Java Explained | TCS NQT Coding Interview Question (Step-by-Step) Info Techiezz

117 views - 5 months ago