Find Unique Number in Arrays in Java

Find Unique Number in Arrays in Java

 

public class Practice {

    public static void uniqueFun(int[] arr){
     //   Arrays.sort(arr);


        for(int i=0;i<arr.length;i++){
            int cnt=0;
            for(int j=0;j<arr.length;j++) {
                if (arr[i] == arr[j]) {
                   cnt++;
                }
            }
            if (cnt==1){
                System.out.println(arr[i]);
            }
        }
    }


    public static void main(String[] args) {

       int[] ar = {4,4,5,5,6,7,7,7,4,5,2,2,2};   
       uniqueFun(ar);



    }
}