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package com.lintcode;

/**

* 49. 字符大小写排序

* 给定一个只包含字母的字符串，按照先小写字母后大写字母的顺序进行排序。

*

* 样例

给出"abAcD"，一个可能的答案为"acbAD"

*/

public class Solution49 {

/*

* @param chars: The letter array you should sort by Case

* @return: nothing

*/

public void sortLetters(char[] chars) {

// write your code here

char temp = ' ';

int j = chars.length - 1;

for (int i = 0; i <= j; i++) {

if(Character.isLowerCase(chars[i])){

continue;

}else{

while(Character.isUpperCase(chars[j])){

if(j <= i){

break;

}

j --;

}

temp=chars[i];

chars[i]=chars[j];

chars[j]=temp;

}

}

}

}