原创 Leetcode 51 52 N-Queens
We use backtrack to solve these problems. For an N-Queen problem, we use an int array: int[n] to store the position in
2018-08-27 17:36:08
2
原创 Leetcode37-Sudoku Solver
Problem Write a program to solve a Sudoku puzzle by filling the empty cells. Empty cells are indic
2018-08-27 17:35:55