jay lakhani

[jay lakhani @jaylakhani2403]

🚀 Automate tasks in Node.js with node-cron!
A lightweight scheduler built on GNU crontab syntax

->⚡ Stop doing repetitive work manually.
Automate it. Save time. Focus on what matters.

🔗 npm: https://t.co/jO11di8aQm

#NodeJS #JavaScript #WebDev #Automation

[jay lakhani @jaylakhani2403]

🚀 Accepted on LeetCode!
🔥 Problem: 31. Next Permutation
⚡ Runtime: 0 ms (beats 100%)
📊 Memory: 15.71 MB
Always fun solving classic problems like Next Permutation – mastering array manipulation step by step 💻✨
#LeetCode #100DaysOfCode #CPP #Coding

[jay lakhani @jaylakhani2403]

🔥 LeetCode 152: Maximum Product Subarray
Beats 💯% ⏱ Runtime: 0ms
👉 Trick: Track product from both prefix & suffix because negatives can flip max ↔ min.
⚡ Elegant O(n) solution
#100DaysOfCode #LeetCode #cpp

[jay lakhani @jaylakhani2403]

📊 Solved LeetCode 493 – Reverse Pairs ✅
Sometimes in life (just like in arrays), pairs don’t align perfectly.
But with the right approach (merge, count, conquer) — order is restored. 💡
Keep merging your efforts, and you’ll sort through challenges too. 🔥
#LeetCode #Coding #DSA

[jay lakhani @jaylakhani2403]

💡 LeetCode 56 – Merge Intervals
🚀 Runtime: 3 ms (Top 10%)
⚡ Memory: 23.9 MB
Used Sorting + Greedy to merge overlapping intervals:
merge.back()[1] = max(merge.back()[1], intervals[i][1]);

Simple logic, powerful results. 🔥

#LeetCode #DSA #CPP #100DaysOfCode

[jay lakhani @jaylakhani2403]

💡 Today’s grind: LeetCode 560 – Subarray Sum Equals K
✅ Accepted with prefix sum + hashmap technique
⏱ Runtime: 80ms | Memory: 53MB
Not the fastest yet, but progress > perfection
Each solve is one step closer to mastering patterns
#LeetCode #Cplusplus #100DaysOfCode #Coding

[jay lakhani @jaylakhani2403]

✅ LeetCode 48: Rotate Image
⚡ 0 ms runtime – Beats 100%
🛠 Trick: Transpose + Reverse rows = 90° rotation
Clean, efficient & in-place ✔️
Every day, one step closer to mastering algorithms 🚀
#LeetCode #Cplusplus #Programming #DSA

[jay lakhani @jaylakhani2403]

🚀 LeetCode Win!
✅ Problem: Minimum Size Subarray Sum
⚡️ Runtime: 0 ms – Beats 100% 🔥
💾 Memory: 32.09 MB – Beats 71.67%
Sliding window logic nailed it perfectly! 💡
#LeetCode #Coding #Cplusplus #Algorithms #ProblemSolving

[jay lakhani @jaylakhani2403]

🚀0 ms Runtime! 💯% faster than everyone!
Just cracked Pascal’s Triangle on LeetCode with C++ 🔥
Hard work + clean logic = smooth acceptance ✅

#LeetCode #100DaysOfCode #Cplusplus #Coding

[jay lakhani @jaylakhani2403]

LC-73-set matrix zeroes
🚀 202/202 test cases passed!
✅ Runtime: 0ms (beats 100%)
✅ Memory: 18.7MB
Problem: Set Matrix Zeroes
Language: C++
Efficient solution using row & column markers with vector<bool>.
Simple yet powerful 💯🔥

#LeetCode #100DaysOfCode #CPP #Coding

[jay lakhani @jaylakhani2403]

💻 Accepted on LeetCode!
🔥 133/133 test cases passed
⚡ Runtime: 0 ms (beats 100%!)
📊 Memory: 128.13 MB
Problem: Rearrange Array by Sign
Language: C++
Always feels good when code runs in 0ms 🚀
#100DaysOfCode #LeetCode #CPP #Coding

[jay lakhani @jaylakhani2403]

🚀 LeetCode 131 – Palindrome Partitioning
🧩 Generates all valid partitions by exploring every substring & backtracking.
Small bug fixes 👉 correct substr(index, i - index + 1) length

#LeetCode #Cplusplus #Coding #Backtracking #Algorithms

[jay lakhani @jaylakhani2403]

🚀 LeetCode Accepted!
✅ Solved Triangle Minimum Path Sum (C++)
⏱️ Runtime: 0 ms (beats 100%)
💾 Memory: 12.55 MB (beats 91.62%)
Dynamic Programming at its best 💡
#LeetCode #CPP #DSA
#LeetCode #100DaysOfCode #Cplusplus #DynamicProgramming #Coding

[jay lakhani @jaylakhani2403]

@viraldobariya33 thanks @viraldobariya33

[jay lakhani @jaylakhani2403]

🎯 LeetCode 36 – Valid Sudoku
✅ 507/507 test cases passed
⚡ Runtime: 0 ms (Beats 100%)
💾 Memory: 21.56 MB (Beats 90%)
Checked each row, column & 3×3 box for duplicates in O(1) time (fixed 9×9 board).
Clean & fast C++ validation! 💪 #LeetCode #CPP #DSA

[jay lakhani @jaylakhani2403]

🚀 Daily LeetCode
💡 Problem: Max Frequency Elements
✅ Language: C++
⚡ Runtime: 0 ms (beats 100%)
💾 Memory: 23.22 MB
🔑 Key idea: Use an unordered_map to count frequencies, track max frequency, and sum up elements matching it.
#LeetCode #100DaysOfCode #CPP #DSA

[jay lakhani @jaylakhani2403]

🧩 LeetCode 37 – Sudoku Solver
✅ 7/7 test cases passed

1️⃣ Find empty cell
2️⃣ Try digits 1–9
3️⃣ Validate row, column & 3×3 box
4️⃣ Backtrack if needed
A classic constraint-satisfaction problem in C++! 💪 #LeetCode #CPP #DSA

[jay lakhani @jaylakhani2403]

🚀 Just cracked the #SudokuValidator on LeetCode!
✔️ 507/507 test cases passed

#100DaysOfCode #LeetCode #Cplusplus

[jay lakhani @jaylakhani2403]

racked the classic N-Queens Problem! 👑♟️
Backtracking + recursion = elegant solution ✨
✅ Beats 65% in runtime
✅ Beats 91% in memory

One of the most beautiful examples of DFS + backtracking 💡
#LeetCode #Coding #DSA #Backtracking #NQueens #100DaysOfCode #CPP #ProblemSolving

[jay lakhani @jaylakhani2403]

🎯 Leet Code 90: Subsets II
Given an array that may contain duplicates, return all unique subsets.

#LeetCode #DSA #Backtracking #100DaysOfCode #CodingChallenge