摘要:
1 public class Solution { 2 public boolean exist(char[][] board, String word) { 3 if(!isValidBoard(board) || word == null || word.length() == 0) { 4 r 阅读全文
posted @ 2016-02-15 01:50
一切不期而至
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摘要:
1 public class Solution { 2 public String convert(String s, int numRows) { 3 // illegal parameters 4 if(s == null || s.length() == 0 || numRows <= 0) 阅读全文
posted @ 2016-02-15 01:01
一切不期而至
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