1346.check if n and its double exists

class Solution {
    public boolean checkIfExist(int[] arr) {
        Set<Integer> set=new HashSet<>();
        for(int i=0;i<arr.length;i++){
            int value=arr[i];
            if(arr[i]%2==0){value=arr[i]/2;}
            else{value=arr[i];}
            if(set.contains(arr[i]*2)){System.out.print(arr[i]); return true;}
            if(arr[i]%2==0 && set.contains(arr[i]/2)){return true;}
        }
        return false;
    }
}