class Solution {
    public boolean isPalindrome(ListNode head) {
        List<Integer> arr=new ArrayList<>();
        ListNode curr=head;
        
        while(curr!=null){
            arr.add(curr.val);
            curr=curr.next;
        }
        
        for(int i=0; i<arr.size()/2; i++){
            if(arr.get(i)!=arr.get(arr.size()-i-1))
                return false;
            
        }
        
        return true;
    }
}