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#recursion

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3 articles

Backtracking Pattern in Java: Permutations and Combinations

Introduction to Backtracking Backtracking is a general algorithmic technique for solving problems that incrementally build candidates to the solutions and abandon a candidate ("backtrack") as soon as it determines that t…

Apr 19, 202612 min read

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#dsa#java#backtracking

DSAAdvanced

N-Queens Problem in Java: Solving Constraints with Backtracking

Introduction to the N-Queens Problem The N-Queens puzzle is the problem of placing N non-attacking queens on an N×N chessboard. A queen can attack horizontally, vertically, and diagonally. The goal is to find all distinc…

Apr 19, 202612 min read

Deep Dive

#dsa#java#backtracking

DSAIntermediate

Sudoku Solver in Java: Efficient Backtracking and Pruning

Introduction to the Sudoku Solver Problem The Sudoku puzzle is a classic number-placement puzzle. The objective is to fill a 9x9 grid with digits so that each column, each row, and each of the nine 3x3 subgrids (also cal…

Apr 19, 202611 min read

Deep Dive

#dsa#java#backtracking