Sumeet_Sharma

Freelancer | Full-Stack Developer |🛡️Guardian – LeetCode( 2218 score) | 6★ – GFG ( 2204 score) | 5★ - Codechef ( 2027 score) | Worked with Multiple Brands

[Sumeet_Sharma @Sumeetcoder]

Day 15 – #SDESheetChallenge ✅ @takeUforward_

Completed Day 15 of the @takeUforward_
@striver_79 SDE Sheet 45-Day Challenge

Problems Solved
✔️ N Meetings in One Room
✔️ Minimum Number of Platforms Required for a Railway Station
✔️ Job Sequencing Problem
✔️ Fractional Knapsack

[Sumeet_Sharma @Sumeetcoder]

Day 13 – #SDESheetChallenge ✅
@takeUforward_

Completed Day 13 of the @takeUforward_
@striver_79 45-Day Challenge and solved the next three Array problems.

Problems Solved
✔️ Trapping Rainwater
✔️ Remove Duplicates from Sorted Array
✔️ Maximum Consecutive Ones

Key Concepts Covered :-

• Prefix/Suffix Maximum Arrays
• Fast & Slow Pointer Approach
• Linear Traversal and Counting Logic
• Pattern Recognition in Arrays

📚 Topics: Arrays

🔗 Sheet Link: https://t.co/yuF6OXNhck

✅ 3 Problems Completed

#SDESheetChallenge #DSA #StriversSheet #TakeUForward #CodingChallenge #DataStructures #Algorithms #ProblemSolving #100DaysOfCode

[Sumeet_Sharma @Sumeetcoder]

Day 12 – #SDESheetChallenge ✅
@takeUforward_

Completed Day 12 of the @takeUforward_
@striver_79 45-Day Challenge and solved the next three problems from Linked List & Arrays.

Problems Solved
✔️ Rotate a Linked List
✔️ Clone a Linked List with Random and Next Pointer
✔️ 3 Sum

Key Concepts Covered :-

• Linked List Rotation using Length & Modulo Logic
• Deep Copy of Linked List with Random Pointers
• In-place Node Insertion Technique
• Hashing vs Optimal O(1) Space Cloning Approach
• Sorting + Two Pointer Technique
• Efficient Triplet Search for Target Sum

📚 Topics: Linked List, Arrays

🔗 Sheet Link: https://t.co/yuF6OXNhck

✅ 3 Problems Completed

Still recovering from a high fever, but stayed consistent and completed today’s problems. Small progress every day adds up over time.

#SDESheetChallenge #DSA #StriversSheet #TakeUForward

[Sumeet_Sharma @Sumeetcoder]

Day 12 – #SDESheetChallenge ✅
@takeUforward_

Completed Day 12 of the @takeUforward_
@striver_79 SDE Sheet 45-Day Challenge and solved the next three Linked List problems.

Problems Solved
✔️ Check if Linked List is Palindrome
✔️ Find the Starting Point of a Loop in a Linked List
✔️ Flattening of a Linked List

Key Concepts Covered :-

• Fast & Slow Pointer Technique
• Floyd’s Cycle Detection Algorithm
• Finding Cycle Entry Point
• Linked List Reversal for Palindrome Check
• Merge Multiple Sorted Linked Lists
• Recursion & Pointer Manipulation

📚 Topic: Linked List

🔗 Sheet Link: https://t.co/ZBtFf9ex30…

✅ 3 Problems Completed

Every problem solved is one step closer to mastering DSA and becoming interview-ready.

#SDESheetChallenge #DSA #StriversSheet #TakeUForward #LeetCode #CompetitiveProgramming #CodingInterview #ProblemSolving #SoftwareEngineering #LinkedList #CPP #CodingJourney #Consistency #100DaysOfCode

[Sumeet_Sharma @Sumeetcoder]

Day 11 – #SDESheetChallenge ✅
@takeUforward_

Completed Day 11 of the @takeUforward_
@striver_79 SDE Sheet 45-Day Challenge and solved the next three Linked List problems.

Problems Solved
✔️ Find the Intersection Point of Y-Shaped Linked Lists
✔️ Detect a Loop in a Linked List
✔️ Reverse Linked List in Groups of Size K

Key Concepts Covered :-

• Two Pointer Technique
• Floyd’s Cycle Detection Algorithm (Tortoise & Hare)
• Linked List Intersection Detection
• Group-wise Linked List Reversal
• Pointer Manipulation & Edge Case Handling

📚 Topic: Linked List

🔗 Sheet Link: https://t.co/yuF6OXNhck

✅ 3 Problems Completed

Consistently progressing through the SDE Sheet and improving problem-solving skills one day at a time.

#SDESheetChallenge #DSA #StriversSheet #TakeUForward #LeetCode #CompetitiveProgramming #CodingInterview #ProblemSolving #SoftwareEngineering #LinkedList #CPP #CodingJourney

[Sumeet_Sharma @Sumeetcoder]

Day 10 – #SDESheetChallenge ✅ @takeUforward_

Completed Day 10 of the @takeUforward_
@striver_79 SDE Sheet 45-Day Challenge and solved the next three Linked List problems.

Problems Solved
✔️ Remove Nth Node From End of Linked List
✔️ Add Two Numbers Represented as Linked Lists
✔️ Delete Node in a Linked List

Key Concepts :-

Two Pointer Technique
Carry Handling in Addition
In-Place Node Deletion
Pointer Manipulation

Through these problems, I strengthened my understanding of advanced linked list operations, including deleting nodes from specific positions, performing arithmetic on linked lists, and modifying linked list structures efficiently without extra space.
📚 Topic: Linked List

🔗 Sheet Link: https://t.co/yuF6OXNhck

✅ 3 Problems Completed

Consistently progressing through the SDE Sheet and improving problem-solving skills one day at a time.

#SDESheetChallenge #DSA #StriversSheet #TakeUForward #LeetCode #CompetitiveProgramming #CodingInterview #ProblemSolving #SoftwareEngineering #LinkedList #CPP #CodingJourney

[Sumeet_Sharma @Sumeetcoder]

Day 9 – #SDESheetChallenge ✅ @takeUforward_

Completed Day 9 of the @takeUforward_
@striver_79 SDE Sheet 45-Day Challenge and solved the next three Linked List problems.

Problems Solved
✔️ Reverse a Linked List
✔️ Find Middle of Linked List
✔️ Merge Two Sorted Lists

Key Concepts Covered :-

Linked List Traversal
Iterative Pointer Manipulation
Slow & Fast Pointer Technique
In-Place Reversal
Merging Sorted Linked Lists
Dummy Node Optimization

Through these problems, I strengthened my understanding of pointer-based data structures and learned efficient techniques for reversing, traversing, and merging linked lists while maintaining optimal time and space complexity.

📚 Topic: Linked List

🔗 Sheet Link: https://t.co/yuF6OXNhck

✅ 3 Problems Completed

Consistently progressing through the SDE Sheet and improving problem-solving skills one day at a time.

#SDESheetChallenge #DSA #StriversSheet #TakeUForward #LeetCode #CompetitiveProgramming #CodingInterview #ProblemSolving #SoftwareEngineering #LinkedList #CPP #CodingJourney

[Sumeet_Sharma @Sumeetcoder]

@ishratn00ri @Visa Dmd you

[Sumeet_Sharma @Sumeetcoder]

@famous_dyl Here : https://t.co/DRLUqczKR5

[Sumeet_Sharma @Sumeetcoder]

@insanekrishnaa Interested

[Sumeet_Sharma @Sumeetcoder]

Day 8 – #SDESheetChallenge ✅@takeUforward_
Completed Day 8 of the @takeUforward_
@striver_79 SDE Sheet 45-Day Challenge and solved the next three Sliding Window & Prefix XOR problems.

Problems Solved
✔️ Largest Subarray with K Sum
✔️ Count Subarrays with Given XOR K
✔️ Longest Substring Without Repeating Characters

Key Concepts Covered :-

Prefix Sum Technique
Prefix XOR Concept
Hash Map Frequency Counting
Sliding Window Approach
Two Pointer Technique

I learned how to use prefix sums and XOR properties to solve subarray problems efficiently, as well as how to maintain dynamic windows for substring-based questions.

📚 Topic: Arrays, Hashing & Sliding Window

🔗 Sheet Link: https://t.co/NQhHC7r78K

3 Problems Completed
Consistently progressing through the SDE Sheet and improving problem-solving skills one day at a time.
#SDESheetChallenge #DSA #StriversSheet #TakeUForward #LeetCode #CompetitiveProgramming #CodingInterview #ProblemSolving #SoftwareEngineering

[Sumeet_Sharma @Sumeetcoder]

Day 7 – #SDESheetChallenge ✅ @takeUforward_
Completed Day 7 of the @takeUforward_ @striver_79
SDE Sheet 45-Day Challenge and solved the next three Array & Hashing problems.

Problems Solved
✔️ Two Sum
✔️ 4 Sum
✔️ Longest Consecutive Sequence in an Array

Key Concepts Covered :-
Hash Maps for Fast Lookups
Two Pointer Technique
Sorting + Duplicate Handling
Pair Sum Optimization
Distinct Index Management
Sequence Detection using Hashing

These problems helped me strengthen my understanding of array manipulation, hashing techniques, and efficient searching strategies. I also learned how to optimize brute-force solutions using maps, sorting, and two-pointer methods to achieve better time complexity.

📚 Topic: Arrays & Hashing
🔗 Sheet Link: https://t.co/NQhHC7qzjc

3 Problems Completed
Consistently moving forward and building stronger problem-solving skills one day at a time.

#SDESheetChallenge #DSA #StriversSheet #CodingInterview #LeetCode #CompetitiveProgramming #SoftwareEngineering #ProblemSolving #45DaysOfCode #Arrays #Hashing #TwoPointers #Cpp

[Sumeet_Sharma @Sumeetcoder]

@insanekrishnaa Yes

[Sumeet_Sharma @Sumeetcoder]

Day 6 – #SDESheetChallenge ✅@takeUforward_
Completed Day 6 of the @takeUforward_ @striver_79 SDE Sheet 45-Day Challenge and solved the next three Array & Dynamic Programming problems.

Problems Solved

✔️ Majority Element – II
✔️ Grid Unique Paths
✔️ Reverse Pairs

Key Concepts Covered : -
Boyer-Moore Voting Algorithm (Extended Version)
Frequency Verification Techniques
Combinatorics Approach for Grid Paths
Dynamic Programming Optimization
Recursion to DP Transition
Ordered Data Structures (PBDS / Fenwick Tree)

These problems helped me strengthen my understanding of advanced array techniques, dynamic programming fundamentals, and counting-based algorithms.

📚 Topic: Arrays & Dynamic Programming
🔗 Sheet Link: https://t.co/nURBcL1Wsq

3 Problems Completed
Consistently moving forward and building stronger problem-solving skills one day at a time.
#SDESheetChallenge #DSA #StriversSheet #CodingInterview #LeetCode #CompetitiveProgramming #SoftwareEngineering #ProblemSolving #45DaysOfCode

[Sumeet_Sharma @Sumeetcoder]

@HvKashyap5789 but brother i have 2 years of experience of working on startups

[Sumeet_Sharma @Sumeetcoder]

How Do i Get A Job In Current Market Any Suggestion Would Help Guys ...
i a going to graduate in 3 months and wanna know what should i do now to get a job with decent package i have done some internship and have strong knowledge and have 5 star rating across all coding platform so my dsa is also strong but i dont't understand how should i approach now companies for interview the current market is so dead i fell so dumb that i cant do anything am i not doing enough any suggestion would help guys @striver_79 @kirat_tw @mannupaaji @Hiteshdotcom @theo @ThePrimeagen

[Sumeet_Sharma @Sumeetcoder]

Day 5 – #SDESheetChallenge ✅@takeUforward_
Completed Day 5 of the @takeUforward_ @striver_79 SDE Sheet 45-Day Challenge and solved the next three Binary Search & Math problems.

Problems Solved
✔️ Search in a 2D Matrix
✔️ Pow(x, n)
✔️ Majority Element – I

Key Concepts Covered : -
Binary Search on Matrix
Row and Column Index Mapping
Binary Exponentiation (Fast Power)
Exponent Handling for Negative Powers
Boyer-Moore Voting Algorithm
Space Optimization Techniques
Logarithmic Time Complexity Solutions

These problems helped me strengthen my understanding of Binary Search applications, efficient exponentiation techniques, and majority element detection. They reinforced the importance of optimizing time complexity and solving problems using elegant mathematical and algorithmic approaches.

📚 Topic: Binary Search & Arrays
🔗 Sheet Link: https://t.co/nURBcL1Wsq
3 Problems Completed

Consistently moving forward and building stronger problem-solving skills one day at a time.

#SDESheetChallenge #DSA #StriversSheet #CodingInterview #LeetCode #CompetitiveProgramming #SoftwareEngineering #ProblemSolving #45DaysOfCode #ProgrammingJourney #BinarySearch #Arrays #Cpp #CodingChallenge

[Sumeet_Sharma @Sumeetcoder]

Day 4 – #SDESheetChallenge ✅ @takeUforward_

Completed Day 4 of the @takeUforward_ @striver_79 SDE Sheet 45-Day Challenge and solved the next three Array problems.

Problems Solved

✔️ Find the Duplicate Number
✔️ Find the Repeating and Missing Number
✔️ Count Inversions in an Array

Key Concepts Covered

Floyd’s Cycle Detection (Tortoise & Hare)
Mathematical Approach using Sum & Sum of Squares
Merge Sort Based Inversion Counting
Fast and Slow Pointer Technique
Array Frequency Analysis
Divide and Conquer
Optimized Time Complexity Solutions

These problems strengthened my understanding of number-based array problems, cycle detection algorithms, and Merge Sort applications. They also highlighted how mathematical observations and efficient sorting techniques can help solve interview-level questions with optimal complexity.

📚 Topic: Arrays
🔗 Sheet Link: https://t.co/nURBcL1Wsq

3 Problems Completed

Consistently moving forward and building stronger problem-solving skills one day at a time.

#SDESheetChallenge #DSA #StriversSheet #CodingInterview #LeetCode #CompetitiveProgramming #SoftwareEngineering #ProblemSolving #45DaysOfCode #ProgrammingJourney #Arrays #Cpp #CodingChallenge

[Sumeet_Sharma @Sumeetcoder]

Day 3 – #SDESheetChallenge ✅ @takeUforward_

Completed Day 3 of the @takeUforward_ Striver’s SDE Sheet 45-Day Challenge and solved the next three Array problems.

Problems Solved

✔️ Rotate Matrix by 90 Degrees
✔️ Merge Overlapping Intervals
✔️ Merge Two Sorted Arrays Without Extra Space

Key Concepts Covered

Matrix Transpose and Row Reversal
Interval Merging using Sorting
Gap Method (Shell Sort Technique)
In-place Array Manipulation
Two Pointer Observation
Efficient Space Optimization

These problems focused on improving understanding of matrix operations, interval-based problems, and in-place array techniques that are frequently asked in coding interviews.

📚 Topic: Arrays
🔗 Sheet Link: https://t.co/nRugGYc7E0

3 Problems Completed

Looking forward to maintaining consistency and completing the entire sheet one step at a time.

#SDESheetChallenge #DSA #StriversSheet #CodingInterview #LeetCode #CompetitiveProgramming #SoftwareEngineering #ProblemSolving #45DaysOfCode #ProgrammingJourney