Dict 썸네일형 리스트형 [Leetcode/파이썬] 36. Valid Sudoku Valid SudokuDetermine if a 9 x 9 Sudoku board is valid. Only the filled cells need to be validated according to the following rules:Each row must contain the digits 1-9 without repetition.Each column must contain the digits 1-9 without repetition.Each of the nine 3 x 3 sub-boxes of the grid must contain the digits 1-9 without repetition.Note:A Sudoku board (partially filled) could be valid but i.. 더보기 이전 1 다음