Hash Table in Python, Part 2

Hash Table holds 300 problems (72 Easy, 181 Medium, 47 Hard). Generate any of them into the current directory with lcpy gen -n <number>.

#	Problem	Difficulty	Solution
982	Triples with Bitwise AND Equal To Zero	Hard	solution.py
987	Vertical Order Traversal of a Binary Tree	Hard	solution.py
992	Subarrays with K Different Integers	Hard	solution.py
996	Number of Squareful Arrays	Hard	solution.py
997	Find the Town Judge	Easy	solution.py
1001	Grid Illumination	Hard	solution.py
1002	Find Common Characters	Easy	solution.py
1048	Longest String Chain	Medium	solution.py
1072	Flip Columns For Maximum Number of Equal Rows	Medium	solution.py
1074	Number of Submatrices That Sum to Target	Hard	solution.py
1079	Letter Tile Possibilities	Medium	solution.py
1086	High Five	Easy	solution.py
1100	Find K-Length Substrings With No Repeated Characters	Medium	solution.py
1110	Delete Nodes And Return Forest	Medium	solution.py
1122	Relative Sort Array	Easy	solution.py
1133	Largest Unique Number	Easy	solution.py
1152	Analyze User Website Visit Pattern	Medium	solution.py
1160	Find Words That Can Be Formed by Characters	Easy	solution.py
1165	Single-Row Keyboard	Easy	solution.py
1166	Design File System	Medium	solution.py
1189	Maximum Number of Balloons	Easy	solution.py
1198	Find Smallest Common Element in All Rows	Medium	solution.py
1244	Design A Leaderboard	Medium	solution.py
1248	Count Number of Nice Subarrays	Medium	solution.py
1255	Maximum Score Words Formed by Letters	Hard	solution.py
1258	Synonymous Sentences	Medium	solution.py
1358	Number of Substrings Containing All Three Characters	Medium	solution.py
1394	Find Lucky Integer in an Array	Easy	solution.py
1396	Design Underground System	Medium	solution.py
1400	Construct K Palindrome Strings	Medium	solution.py
1426	Counting Elements	Easy	solution.py
1429	First Unique Number	Medium	solution.py
1436	Destination City	Easy	solution.py
1442	Count Triplets That Can Form Two Arrays of Equal XOR	Medium	solution.py
1443	Minimum Time to Collect All Apples in a Tree	Medium	solution.py
1460	Make Two Arrays Equal by Reversing Subarrays	Easy	solution.py
1461	Check If a String Contains All Binary Codes of Size K	Medium	solution.py
1481	Least Number of Unique Integers after K Removals	Medium	solution.py
1490	Clone N-ary Tree	Medium	solution.py
1496	Path Crossing	Easy	solution.py
1506	Find Root of N-Ary Tree	Medium	solution.py
1512	Number of Good Pairs	Easy	solution.py
1570	Dot Product of Two Sparse Vectors	Medium	solution.py
1590	Make Sum Divisible by P	Medium	solution.py
1593	Split a String Into the Max Number of Unique Substrings	Medium	solution.py
1624	Largest Substring Between Two Equal Characters	Easy	solution.py
1636	Sort Array by Increasing Frequency	Easy	solution.py
1647	Minimum Deletions to Make Character Frequencies Unique	Medium	solution.py
1650	Lowest Common Ancestor of a Binary Tree III	Medium	solution.py
1658	Minimum Operations to Reduce X to Zero	Medium	solution.py
1684	Count the Number of Consistent Strings	Easy	solution.py
1726	Tuple with Same Product	Medium	solution.py
1790	Check if One String Swap Can Make Strings Equal	Easy	solution.py
1836	Remove Duplicates From an Unsorted Linked List	Medium	solution.py
1857	Largest Color Value in a Directed Graph	Hard	solution.py
1897	Redistribute Characters to Make All Strings Equal	Easy	solution.py
1930	Unique Length-3 Palindromic Subsequences	Medium	solution.py
1942	The Number of the Smallest Unoccupied Chair	Medium	solution.py
1980	Find Unique Binary String	Medium	solution.py
1993	Operations on Tree	Medium	solution.py
2001	Number of Pairs of Interchangeable Rectangles	Medium	solution.py
2009	Minimum Number of Operations to Make Array Continuous	Hard	solution.py
2013	Detect Squares	Medium	solution.py
2053	Kth Distinct String in an Array	Easy	solution.py
2115	Find All Possible Recipes from Given Supplies	Medium	solution.py
2182	Construct String With Repeat Limit	Medium	solution.py
2196	Create Binary Tree From Descriptions	Medium	solution.py
2206	Divide Array Into Equal Pairs	Easy	solution.py
2215	Find the Difference of Two Arrays	Easy	solution.py
2251	Number of Flowers in Full Bloom	Hard	solution.py
2275	Largest Combination With Bitwise AND Greater Than Zero	Medium	solution.py
2306	Naming a Company	Hard	solution.py
2353	Design a Food Rating System	Medium	solution.py
2364	Count Number of Bad Pairs	Medium	solution.py
2370	Longest Ideal Subsequence	Medium	solution.py
2402	Meeting Rooms III	Hard	solution.py
2405	Optimal Partition of String	Medium	solution.py
2418	Sort the People	Easy	solution.py
2421	Number of Good Paths	Hard	solution.py
2461	Maximum Sum of Distinct Subarrays With Length K	Medium	solution.py
2491	Divide Players Into Teams of Equal Skill	Medium	solution.py
2516	Take K of Each Character From Left and Right	Medium	solution.py
2570	Merge Two 2D Arrays by Summing Values	Easy	solution.py
2597	The Number of Beautiful Subsets	Medium	solution.py
2610	Convert an Array Into a 2D Array With Conditions	Medium	solution.py
2641	Cousins in Binary Tree II	Medium	solution.py
2707	Extra Characters in a String	Medium	solution.py
2780	Minimum Index of a Valid Split	Medium	solution.py
2870	Minimum Number of Operations to Make Array Empty	Medium	solution.py
2958	Length of Longest Subarray With at Most K Frequency	Medium	solution.py
2965	Find Missing and Repeated Values	Easy	solution.py
3016	Minimum Number of Pushes to Type Word II	Medium	solution.py
3043	Find the Length of the Longest Common Prefix	Medium	solution.py
3217	Delete Nodes From Linked List Present in Array	Medium	solution.py
3223	Minimum Length of String After Operations	Medium	solution.py
3306	Count of Substrings Containing Every Vowel and K Consonants II	Medium	solution.py
3434	Maximum Frequency After Subarray Operation	Medium	solution.py
3442	Maximum Difference Between Even and Odd Frequency I	Easy	solution.py
3481	Apply Substitutions	Medium	solution.py
3572	Maximize Y-Sum by Picking a Triplet of Distinct X-Values	Medium	solution.py

Pages: 1, 2

Welcome

Getting Started

Practice

CLI

Catalog

Contributing

Troubleshooting

Hash Table in Python, Part 2