LeetCode 75 C++ | Step-by-Step Solutions (LAN Academy) - LeetCode 714: Stock with Transaction Fee — DP Explained (HOLD vs CASH, O(1) Space)

LeetCode 714. Best Time to Buy and Sell Stock with Transaction Fee — maximize profit with unlimited transactions, paying a fee per transaction. In this video you’ll learn: The classic 2-state DP for stock problems: HOLD vs CASH The recurrence with transaction fee How to implement it in O(1) extra space Time complexity + edge cases DP States cash = max profit if you don’t hold a stock today hold = max profit if you do hold a stock today Transitions (for price p): cash = max(cash, hold + p - fee) hold = max(hold, cash - p) Complexity Time: O(n) Space: O(1) Leetcode playlist: https://www.youtube.com/playlist?list=PLF0G-7pZcOza_jyAxwMpa5KnK3vST5smK LAN Academy: youtube.com/channel/UCdKpV0t_sLv9gUsxHOYrt7g?sub_confirmation=1 #leetcodecoding #leetcodesolution #leetcodechallenge #faang #fang #computerscience #cs #codingtiktok #coding #codinglife #boostofhope #fyp #codinginterview #softwareengineer #swe #tech #foryou #python #learntocode #google #techtok #programming #algorithms #learntocode @reper #foryou #viral #reper #urmaritori #for