Main.java Source code

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Here is the source code for Main.java

Source

//package com.java2s;

public class Main {

    private static String recoverIndex(String strCode) {
        char[] chars = strCode.toCharArray();
        char temp;
        temp = chars[0];
        chars[0] = chars[chars.length - 1];
        chars[chars.length - 1] = temp;
        for (int i = 0; i < chars.length; i++) {
            if (i != 0 && i % 2 == 0) {
                temp = chars[i - 1];
                chars[i - 1] = chars[i];
                chars[i] = temp;
            }
        }
        return new String(chars);
    }
}