Top 20 Backtracking Algorithm Interview Questions

1. N Queens Problem
2. Warnsdorff’s Algorithm
3. Word Break Problem
4. Remove Invalid Parenthesis
5. Match a pattern and string using regular expression
6. Find Path from corner cell to middle cell in a maze
7. Hamiltonian cycle
8. Sudoku
9. M Coloring Problem
10. Rat in a Maze
11. Print all permutations of a given string
12. Crptarithmetic puzzle
13. Find if there is a path of more than k length from a source
14. Shortest safe route in a path with landmines
15. Partition of a set into k subsets with equal sum
16. longest possible route in a matrix with hurdles
17. Print palindromic partitions string
18. Print all possible paths from top left to bottom right of a mXn matrix
19. Subset sum
20. Tug of war

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