public boolean isPalindrome(int x) {

    if(x<0)

    return false;

    String s = Integer.toString(x);

    boolean check = true;

    char[] arr = s.toCharArray();

   for(int i=0; i<arr.length/2;i++){

       if(arr[i]==arr[arr.length-1-i]){

       check=true;}

       else{

           check =false;

           break;

       }

   }return check;

}

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