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AlgoChronicle | Daily DSA Log
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AlgoChronicle
Daily DSA log
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Daily practice
Day 28
dsa-problems
Recently solved
70 in the journal
All problems
39
Longest Subarray Divisible by K with At Most One Negation I
LeetCode (4063) · Enumerate Subarrays + Modular Set
Medium
O(n²)
38
Transform Array Using Pair Operations
LeetCode (4062) · Invariant (Sum Preserved)
Medium
O(n)
37
Minimum Queen Moves to Reach Target
LeetCode (4061) · Case Analysis (Geometry)
Easy
O(1)
36
Remove Duplicates from Sorted Array
LeetCode (26) · Two Pointers (Read/Write)
Easy
O(n)
35
Number of Steps to Reduce a Number to Zero
LeetCode (1342) · Simulation / Bit Counting
Easy
O(log n)
34
Richest Customer Wealth
LeetCode (1672) · Row Sum + Running Max
Easy
O(m × n)
6 of 70
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Oct 2
Schedule
Day 28 of 40
Revisions
What is due
Activity
Streak and calendar
Stats
Platforms and complexity