摘要:
class Solution { public void setZeroes(int[][] matrix) { Set<Integer> row_zero = new HashSet<>(); Set<Integer> col_zero = new HashSet<>(); int row = m 阅读全文
摘要:
class Solution { public boolean isValidSudoku(char[][] board) { int row[][] = new int[9][10]; int col[][] = new int[9][10]; int box[][] = new int[9][1 阅读全文