。。。。 Problem Killer Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 252 Accepted Submission(s): 97 Problem Description You are a "Prob
You may assume that there will be only one unique solution. A sudoku puzzle… …and its solution numbers marked in red. 数独问题,暴力深搜。 注意在找到解之后,要及时return,以及在第某一行无解的时候,要及时return,这样剪枝才不会导致超时。 class S
Write a program to solve a Sudoku puzzle by filling the empty cells. Empty cells are indicated by the character '.'. You may assume that there will be only one unique solution. 回溯问题: 思路: