Started with CSES

##Best 50 Question from all the Coding Platforms

QUES_NAME	INVOLVED_CONCEPT	PLATFORM	LINK	DIFFICULTY	PURPOSE
MEANIDIAN	BINARY_SEARCH	CODECHEF	https://www.codechef.com/problems/MEANIDIAN	EASY	CONCEPT REVISION
Find Missing and Repeating	ARRAYS	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/find-missing-and-repeating2512/1#	EASY
Non Repeating Numbers	BIT_MANIPULATION	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/finding-the-numbers0215/1#	EASY
Count Total Set Bit	IMPLEMENTATION	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/count-total-set-bits-1587115620/1#	EASY
Reverse a Linked List in groups of given size	LINKED_LIST	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/reverse-a-linked-list-in-groups-of-given-size/1#	EASY_MEDIUM
Next Greater Element	STACK&QUEUES	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/next-larger-element-1587115620/1#	EASY	REVISING CONCEPT
CIRCLEGAME	DYNAMIC_PROGRAMMING	CODECHEF	https://www.codechef.com/problems/CIRCLEGAME	EASY	MORE OF THINKING
RAINDROPS	GRAPHS+BINARY_SEARCH	CODECHEF	https://www.codechef.com/EXUN21B/problems/RAINDROPS	EASY_MEDIUM	REVISING CONCEPT
Shuffle Integer	RECURSION	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/shuffle-integers2401/1/?category[]=Recursion&category[]=Recursion&problemStatus=unsolved&difficulty[]=-1&page=1&query=category[]RecursionproblemStatusunsolveddifficulty[]-1page1category[]Recursion	EASY_MEDIUM	ONLY DO IT WITH RECURSION
Josephus Problem	RECURSION	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/josephus-problem/1/?category[]=Recursion&category[]=Recursion&problemStatus=solved&difficulty[]=0&page=1&query=category[]RecursionproblemStatussolveddifficulty[]0page1category[]Recursion	EASY_MEDIUM	SAME AS CIRCLE GAME BUT SIMPLE LOGIC
Count triplets with sum smaller than X	BINARY_SEARCH	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/count-triplets-with-sum-smaller-than-x5549/1#	EASY_MEDIUM	LOOK AT i-- and j++ algo similar to binary search
Merge Without Extra Space	IMPLEMENTATION	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/merge-two-sorted-arrays5135/1#	MEDIUM
Job Sequence	DISJOINT_DATASTRUCTURE	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/job-sequencing-problem-1587115620/1	EASY_MEDIUM
Factorial of LARGE number	LINKED_LIST	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/factorials-of-large-numbers2508/1/	MEDIUM
Minimum Differnce	POINTERS	ALGO EXPERT	https://www.algoexpert.io/questions/Smallest%20Difference	EASY
Monster & Spell	ARRAYS	CODEFORCES	https://codeforces.com/contest/1626/problem/C	EASY_MEDIUM
Maximum Rectangular Area in Histogram	STACK&QUEUES	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/maximum-rectangular-area-in-a-histogram-1587115620/1#	EASY_MEDIUM	Standard ques to find next min elemnent in array in O(n) time.
Count_Inversion	SORTING	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/inversion-of-array-1587115620/1#	MEDIUM	Standard ques -->Hard if merge sort is not known
Minimize maximum difference in height	SORTING	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/minimize-the-heights3351/1#	EASY_MEDIUM
Maximum Product Subarray	IMPLEMENTATION	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/maximum-product-subarray3604/1#	EASY	THINK EASILY
Rat in a maze	BACKTRACKING	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/rat-in-a-maze-problem/1#	EASY_MEDIUM	Tried to implelment it but not fully able to do after 2months
Merge Sort	SORTING	ALGO EXPERT	https://www.algoexpert.io/questions/Merge%20Sort	MEDIUM
Quick Sort	SORTING	ALGO EXPERT	https://www.algoexpert.io/questions/Quick%20Sort	MEDIUM
Sliding Window Maximum	HEAP	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/deee0e8cf9910e7219f663c18d6d640ea0b87f87/1/#	MEDIUM	Its kinda tough
Minimum Swap to Sort	GRAPHS	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/minimum-swaps/1	EASY
Element that appear n/k times	ARRAYS	GEEK_FOR_GEEKS	https://www.geeksforgeeks.org/given-an-array-of-of-size-n-finds-all-the-elements-that-appear-more-than-nk-times/	MEDIUM
Detect Cycle in Graph	GRAPHS	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/detect-cycle-in-a-directed-graph/1/#	MEDIUM
Tower of Hanoi	RECURSION	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/tower-of-hanoi-1587115621/1#	MEDIUM
Minimum Sum Partition	DYNAMIC_PROGRAMMING	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/longest-repeating-subsequence2004/1#	MEDIUM	LCS modification
Minimum Sum Partition	DYNAMIC_PROGRAMMING	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/minimum-sum-partition3317/1/	EASY	0/1 Knapsack Problem
Minimum Grid Cost	DYNAMIC_PROGRAMMING	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/path-in-matrix3805/1#	EASY	Bottom Up Approach
Longest Palindromic Subsequence	DYNAMIC_PROGRAMMING	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/longest-palindrome-in-a-string3411/1#	MEDIUM	DP table filling different
Binary String	DYNAMIC_PROGRAMMING	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/geek-and-his-binary-strings1951/1/#	MEDIUM
Spiral Traverse Matrix	RECURSION	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/spirally-traversing-a-matrix-1587115621/1/#	MEDIUM
Printing N Queens	BACKTRACKING	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/n-queen-problem0315/1/#	MEDIUM
Water Connections	GRAPHS	GEEK_FOR_GEEKS	https://practice.geeksforgeeks.org/problems/water-connection-problem5822/1#	EASY_MEDIUM	Good DFS problem (Concept Revision)
3Sum With Multiplicity	DYNAMIC_PROGRAMMING	LEETCODE	https://leetcode.com/problems/3sum-with-multiplicity/submissions/	EASY_MEDIUM
Far From Land	DFS+BFS+DP	LEETCODE	https://leetcode.com/problems/as-far-from-land-as-possible/	EASY_MEDIUM	Combo Problem
Delete & Earn	DYNAMIC_PROGRAMMING	LEETCODE	https://leetcode.com/problems/delete-and-earn/	MEDIUM	GREAT PROBLEM
Maximum Sum Subarray	DIVIDE_&_CONQUER	LEETCODE	https://leetcode.com/problems/maximum-sum-circular-subarray/submissions/	EASY_MEDIUM	Variant of Kadane
Maximum Length Positive	GREEDY	LEETCODE	https://leetcode.com/problems/maximum-length-of-subarray-with-positive-product/	EASY_MEDIUM
Best time to Sell Stock Cool	DYNAMIC_PROGRAMMING	LEETCODE	https://leetcode.com/problems/best-time-to-buy-and-sell-stock-with-cooldown/	EASY_MEDIUM	DIDN'T UNDERSTAND PROPERLY
Trapping Rain Water	DYNAMIC_PROGRAMMING	LEETCODE	https://leetcode.com/problems/trapping-rain-water/	EASY_MEDIUM	Stack Vs DP vs 2 pointers
Maimum Trailing Zero Grid	PREFIX_SUM	LEETCODE	https://leetcode.com/contest/weekly-contest-289/problems/maximum-trailing-zeros-in-a-cornered-path/	MEDIUM	Hard to Implement
Alternate_Subsequence	DYNAMIC_PROGRAMMING	LEETCODE	https://leetcode.com/problems/wiggle-subsequence/solution/	EASY_MEDIUM	Similar to LIS
Search in Rotated Sorted Array	BINARY_SEARCH	LEETCODE	https://leetcode.com/problems/search-in-rotated-sorted-array/	MEDIUM	Nice Ques
Smallest String Swaps	GRAPHS	LEETCODE	https://leetcode.com/problems/smallest-string-with-swaps/solution/	EASY_MEDIUM	Pure DFS || DSU new
Minimum Cost to Connect All Points	GRAPHS	LEETCODE	https://leetcode.com/problems/min-cost-to-connect-all-points/	EASY_MEDIUM	Kruskal Algorithm
Number of LIS	GRAPHS	LEETCODE	https://leetcode.com/problems/path-with-minimum-effort/	MEDIUM	Dikshtra || BFS+Binary_Search
Path With Minimum Effort	DYNAMIC_PROGRAMMING	LEETCODE	https://leetcode.com/problems/number-of-longest-increasing-subsequence/	EASY-MEDIUM	Simple Observation