DSA ( Faang ) Preparation

Tried POTD for the first time and with this get to 200 mark https://t.co/z0wy2SSCqC

Solved 3 Problems of Tree
2236. Root Equals Sum of Children
129. Sum Root to Leaf Numbers
1161. Maximum Level Sum of a Binary Tree https://t.co/cC2C0oT4ux

Solved 2 problems on LeetCode using level order traversal
2415. Reverse Odd Levels of Binary Tree
2471. Minimum Number of Operations to Sort a Binary Tree by Level https://t.co/PwlWpK5Jlv

Solved another question of tree using Level Order Traversal
429. N-ary Tree Level Order Traversal https://t.co/zXhTGdcAMr

Solved a Tree Problem using Level Order Traversal
1609. Even Odd Tree https://t.co/jIHmqPlsuX

Solved a hard problem using dijkstra algo on LeetCode
2203. Minimum Weighted Subgraph With the Required Paths https://t.co/wcR0nb67Pc

Done 4 more Problems on LeetCode
2739. Total Distance Traveled
2652. Sum Multiples
2651. Calculate Delayed Arrival Time
2544. Alternating Digit Sum https://t.co/uJzJAR29Rl

449*
934. Shortest Bridge https://t.co/W8P0WgxJ5S

447*
2525. Categorize Box According to Criteria
2520. Count the Digits That Divide a Number https://t.co/AWP8YOyIal

442*
787. Cheapest Flights Within K Stops https://t.co/wvIg9hjW7M

Started part 4 of graph.
- Shortest Path in UG with unit weights
- Shortest Path in DAG
- Dijkstra's Algorithm https://t.co/714YNMLhYi

Done for today.
Solved
-> Course Schedule II
-> Find eventual states
-> Alien dictionary https://t.co/IFqgl8J6t0

Solved four problems today.
-> Topo Sort
-> Kahn's algorithm
-> Cycle Detection in Directed Graph (BFS)
-> Course Schedule - I https://t.co/rStrFsF9Ba

#158DaysofDSA
Today i solved two Maths problem at @LeetCode
Bulb Switcher (319)
Self Crossing (324)
26th Day out of 365 and Happy Republic Day https://t.co/vO2E1QoDOW

Today's Last Problem
310. Minimum Height Trees https://t.co/eATzDNtikQ

Today's Leetcode Problems Part:- 3
419. Battleships in a Board
1319. Number of Operations to Make Network Connected
2455. Average Value of Even Numbers That Are Divisible by Three
@LeetCode https://t.co/jyjduBQOHT

#154DaysofDSA
Today i solved one easy question at #LeetCode
1154. Day of the Year
21st out of 365 days. https://t.co/hHZSgr6s5o

#150DaysofDSA
Today i solved one easy question at @LeetCode
762. Prime Number of Set Bits in Binary Representation
17th day out of 365. https://t.co/kUglIbP1w8

#200DaysofCode -> #145DaysofDSA
Today i solved one daily question @LeetCode
1266. Minimum Time Visiting All Points
12 out of 365 days . https://t.co/ky89ZkCq0m

#200DaysofCode -> #144DaysofDSA
Today i solved one daily streak problem at @LeetCode
85. Maximal Rectangle
11 out of 365 Days. https://t.co/iV8QZ35PBm