/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
        String arr[] = { "head", "body", "mask😷" };
        System.out.println(Arrays.toString(arr));
 
        Ideone.reverse(arr);
        System.out.println(Arrays.toString(arr));
	}
 
	    public static void reverse(String[] array) {
        String reverse;
        for (int i = 0; i < array.length; i++) {
            reverse = "";
            for (int j = array[i].length() - 1; j >= 0; j--) {
                reverse += array[i].charAt(j);
            }
            array[i] = reverse;
        }
    }
}

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