60187

06. Z字型变换

<h2>题目:</h2>

<h2>提交01:</h2> 1 class Solution { 2 3 public String convert(String s, int numRows) { 4 int length = 2*numRows-2; 5 if(numRows==1||s.equals("")||s.length()<=numRows){ 6 return s; 7 } 8 int loop = s.length()/length; 9 StringBuilder str = new StringBuilder(); 10 11 for(int i=0;i<numRows;i++){ 12 str.append(s.charAt(i)); 13 if(i!=0&&i!=numRows-1&&length-i<s.length()) { 14 str.append(s.charAt(length - i)); 15 } 16 17 18 for(int k=1;k<loop+1;k++){ 19 if(length*k+i<s.length()){ 20 str.append(s.charAt(length*k+i)); 21 } 22 23 if(i!=0&&i!=numRows-1&&length*(k+1)-i<s.length()){ 24 str.append(s.charAt(length*(k+1)-i)); 25 } 26 27 } 28 } 29 return str.toString(); 30 } 31 32 }

 代码有点乱,很多地方需要改进

<h2>提交02</h2>

来源:博客园

作者:login123456

链接:https://www.cnblogs.com/baizhuang/p/11426145.html

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