@@ -0,0 +1,760 @@
+public class Solution %7B%0A    /*%0A     * @param chars: The letter array you should sort by Case%0A     * @return: nothing%0A     */%0A    public void sortLetters(char%5B%5D chars) %7B%0A        // write your code here%0A        int left = 0;  %0A        int right = chars.length - 1;  %0A        while (left %3C right) %7B  %0A            while (left %3C right && chars%5Bleft%5D %3E= 'a' && chars%5Bleft%5D %3C= 'z')  %0A                left++;  %0A            while (left %3C right && chars%5Bright%5D %3E= 'A' && chars%5Bright%5D %3C= 'Z')  %0A                right--;  %0A            if (left %3C right) %7B  %0A                char temp = chars%5Bleft%5D;  %0A                chars%5Bleft%5D = chars%5Bright%5D;  %0A                chars%5Bright%5D = temp;  %0A                left++;  %0A                right--;  %0A            %7D  %0A        %7D %0A    %7D%0A%7D

add 49