Backtracking Problems

Backtracking Algorithm Problems

Problem No.	Title	Solution	Tags	Difficulty
0046	Permutations	[[LeetCode XXXX]]	Array, Backtracking	Medium
0047	Permutations II	[[LeetCode XXXX]]	Array, Backtracking	Medium
0037	Sudoku Solver	[[LeetCode XXXX]]	Array, Hash Table, Backtracking, Matrix	Hard
0022	Generate Parentheses	[[LeetCode XXXX]]	String, Dynamic Programming, Backtracking	Medium
0017	Letter Combinations of a Phone Number	[[LeetCode XXXX]]	Hash Table, String, Backtracking	Medium
0784	Letter Case Permutation	[[LeetCode XXXX]]	Bit Manipulation, String, Backtracking	Medium
0039	Combination Sum	[[LeetCode XXXX]]	Array, Backtracking	Medium
0040	Combination Sum II	[[LeetCode XXXX]]	Array, Backtracking	Medium
0078	Subsets	[[LeetCode XXXX]]	Bit Manipulation, Array, Backtracking	Medium
0090	Subsets II	[[LeetCode XXXX]]	Bit Manipulation, Array, Backtracking	Medium
0473	Matchsticks to Square	[[LeetCode XXXX]]	Bit Manipulation, Array, Dynamic Programming, Backtracking, State Compression	Medium
1593	Split a String Into the Max Number of Unique Substrings	[[LeetCode XXXX]]	Hash Table, String, Backtracking	Medium
1079	Letter Tile Possibilities	[[LeetCode XXXX]]	Hash Table, String, Backtracking, Counting	Medium
0093	Restore IP Addresses	[[LeetCode XXXX]]	String, Backtracking	Medium
0079	Word Search	[[LeetCode XXXX]]	Array, Backtracking, Matrix	Medium
0679	24 Game		Array, Math, Backtracking	Hard