pls check

package en.codegym.task.pro.task12.task1220;

import java.util.ArrayList;

/*
Chasing after types
*/

public class Solution {

    public static void main(String[] args) {
        var elements = new ArrayList<>();
        elements.add("Hello");
        elements.add(10);
        elements.add(new Integer[15]);
        elements.add(new LinkageError());

        checkElementsType(elements);
    }

   public static void checkElementsType(ArrayList<Object> elements) {
       //write your code here
       Solution x = new Solution();

       for(int i =0; i< elements.size();i++){
      var x = elements.get(i);
      var c = x.getClass();
       switch(c.getSimpleName()){
           case "String": x.printString(); break;
           case "Integer": x.printInteger();break;
           case "ArrayList" : x.printIntegerArray();break;
           default: x.printUnknown();
       }


       }

    public static void printString() {
        System.out.println("String");
    }

    public static void printInteger() {
        System.out.println("Integer");
    }

    public static void printIntegerArray() {
        System.out.println("Array of integers");
    }

    public static void printUnknown() {
        System.out.println("Other data type");
    }
}

Solution.java:38: error: illegal start of expression
    public static void printString() {
    ^