Recursion & Backtracking
Subsets, combinations, permutations & N-Queens
12 Problems
All
Easy
Medium
Hard
⌘K
#
Problem
Difficulty
Actions
01.
Subset Sums
Medium
02.
Subset-II
Medium
03.
Combination sum-1
Medium
04.
Combination sum-2
Medium
05.
Palindrome Partitioning
Medium
06.
K-th permutation Sequence
Hard
07.
Print all permutations of a string/array
Medium
08.
N queens Problem
Hard
09.
Sudoku Solver
Hard
10.
M coloring Problem
Medium
11.
Rat in a Maze
Medium
12.
Word Break (print all ways)
Hard