Top Tweets for #MatrixChallenge
Day 70: Cornered by 1s π²
Today's challenge: Check if a binary matrix contains a rectangle with all four corners as 1s.
β
Solved by tracking row pairs with matching 1s β clever use of hashing made it quick!
#GFG160 #MatrixChallenge #DSA #GeekStreak2025
Day 63: Kth Smallest in the Multiplication Matrix ππ’
Today's challenge: Find the kth smallest number in an mΓn multiplication table.
β
Used binary search over value range β smart counting inside the matrix grid!
#GFG160 #BinarySearch #MatrixChallenge #DSA #GeekStreak2025
π₯ Day 31: #GfG160
π‘ Problem: Set Matrix Zeroes
π οΈ Task: Modify a matrix so that if mat[i][j] = 0, the entire row & column are set to 0 β in constant space.
π Key:
Use indicators for zeroing.
Efficient in-place transformations.
Another win! π #CodingJourney #MatrixChallenge
![DeepakTyagi626's tweet photo. π₯ Day 31: #GfG160
π‘ Problem: Set Matrix Zeroes
π οΈ Task: Modify a matrix so that if mat[i][j] = 0, the entire row & column are set to 0 β in constant space.
π Key:
Use indicators for zeroing.
Efficient in-place transformations.
Another win! π #CodingJourney #MatrixChallenge https://t.co/74u2uFhoDR](https://pbs.twimg.com/media/Gfp6iFlXQAAnMWk.jpg)
Today I tackled a classic matrix problem! Replaced all 'O's surrounded by 'X's using DFS in C++. Great practice for mastering boundary-connected regions and matrix traversal. π» #Coding #CPP #MatrixChallenge #100DaysOfCode #CodeNewbie #LeetCode
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