Kishan Raj

[Kishan Raj @rajnahsik]

Day 18 of Gearing Up for Placements 💻

✓ Gave OAs for 2 companies at college
✓ LC 493 - Brute Force → Merge Sort + Two Pointer; a head-scratcher.

Not the most productive due to OAs, screen time & headache, but kept the streak going. Will make up soon!

#DSA #LeetCode #Java

[Kishan Raj @rajnahsik]

@Urbanhermit99 Yes sure!

[Kishan Raj @rajnahsik]

Day 17 of gearing up for placements 💻

✓ LC 169 & 229: Brute Force, Sorting, HashMap & Boyer-Moore
✓ HashMap felt simpler despite Boyer-Moore being optimal
✓ Revised React core fundamentals for OA MCQs
#DSA #LeetCode #Java

[Kishan Raj @rajnahsik]

@Mukeshkuma47612 Yes sure!

[Kishan Raj @rajnahsik]

@KeshavP89324084 DSA and core topics-DMBS,OS,CN as these will help u in clearing OAs.

[Kishan Raj @rajnahsik]

@Himanshi1286 Kudos to Hell of a progess🙌🏻. Mine toh started declining after 1st sem only.

[Kishan Raj @rajnahsik]

Day 16 of Gearing Up for Placements 💻
Continued Striver SDE Sheet & DBMS revision 🚀

✓ LC 50 - Binary Exponentiation
✓ LC 74 + GFG Matrix Search - similar looking problems but different approaches: Binary & Staircase Search.

#DSA #LeetCode #Java

[Kishan Raj @rajnahsik]

Day 15 of DSA 💻
Continued Striver SDE Sheet
✓ LC 268, 3731 & 2965 Similar pattern of missing/repeated elements
✓ Approaches: Brute Force, HashMap, Boolean Array, Math & XOR
✓ Mathematical approach clicked better for me in LC 268 & 296
Thanks @striver_79🙌
#DSA #LeetCode #Java

[Kishan Raj @rajnahsik]

Day 14 of gearing up for placements. 💻

✓ LC 287 -Find the Duplicate Number
3 diff time & space trade-offs approaches : Sorting, Negative Marking & Floyd’s Cycle Detection.

Also realised I was lagging by a day with my posts so catching up now. 🚀
#DSA #LeetCode #Java

[Kishan Raj @rajnahsik]

Day 13 of gearing up for placements. 💻

✓ LC 88 - Merge Sorted Array
4 approaches: extra array, swap + sort, gap method(shell sort) & 3 pointers
✓ Continued DBMS revision - Functional Dependencies
Understanding the trade-offs between approaches.
#DSA #LeetCode #Java

[Kishan Raj @rajnahsik]

@ShinigamiSukuna sure thing.

[Kishan Raj @rajnahsik]

Day 10–11 of gearing up for placements. 💻
Continued with the Striver SDE Sheet.
✓ Pascal's Triangle
✓ Next Permutation
✓ Sort Colors
The last two were a bit slow, couldn’t do much these 2 days. Went out with friends, but will work on improving the pace.
#DSA #Java #LeetCode

[Kishan Raj @rajnahsik]

Day 12 of gearing up for placements. 💻

Today's focus:
✓ LC 48 - Rotate Image
✓ LC 56 - Merge Intervals
✓ Started DBMS revision for placements
Slowly building consistency across DSA + core CS prep.
#DSA #Java #LeetCode

[Kishan Raj @rajnahsik]

@Priyanshu8023 Crazy bhai!

[Kishan Raj @rajnahsik]

Independence day for my keys too. Freedom from dust.

[Kishan Raj @rajnahsik]

Not everyone can be placed some of us have to stuck in tier 3 college placements OA loop.

[Kishan Raj @rajnahsik]

@Priyanshu8023 missed OA to get 3 company ban or to not get 3 companies offer?😏

[Kishan Raj @rajnahsik]

Day 9 of gearing up for placements. 💻

Continued DSA practice with the Striver SDE Sheet.

Today’s practice:
✓ Best Time to Buy and Sell Stock
✓ Set Matrix Zeroes
Focused on arrays, matrices, in-place algorithms, and O(1) extra-space thinking.
#DSA #Java #LeetCode

[Kishan Raj @rajnahsik]

Day 8 of gearing up for placements. 💻

Today's focus was the Infosys Specialist Programmer OA.

Didn't get much time for LeetCode today, but the OA itself was a good learning experience, especially with some challenging problem-solving questions.

#DSA #Java #PlacementPrep