NobiGo

这个方法确实高级很多，我贴一个按照惯性思维能想到的方法： ``` class Solution { public String multiply(String num1, String num2) { if(num1.equals("0")||num2.equals("0")) return "0"; String result = "0"; for(int i = num2.length()-1;i>=0;i--){ String value = multiplyAlong(num1,num2.charAt(i)+""); for(int j =...

> LGTM @xuyangzhong the PR looks in a good shape, could you please squash commits into a single one so that we can merge it shortly? @rubenada As discussed in...

@guilongyang please log an issue in JIRA to descript this PR what have done.

@vinayujeedm Please add new issue to describe this PR first.

PLEASE reformat the PR commit info like this: `[CALCITE-345] AssertionError in RexToLixTranslator comparing to date literal (FirstName LastName)`

@Logioniz Please add unit test for this? Looks like a bug which can reproduce.

@Logioniz Hi， We never make commit info start with a Fixed bug... Just describe the ISSUE enough(same as JIRA summary).

@Logioniz Please 1）resolve the pending comment. 2）change the PR commit info meantime. 3）Before the final review, Please don't rebase the commits.

``` class Solution { public String longestPalindrome(String s) { // 处理异常情况 if(s==null||s.length()=0;i--){ for(int j = i;jlength){ length = j-i; result = s.substring(i,j+1); } } } return result; } } ```...

@powerzhangquan Please log an issue in [Jira](https://issues.apache.org/jira/projects/CALCITE/issues) and describe the issue.