get count number

countNumber.java

import java.util.Arrays;
import java.util.List;
import java.util.Collections;
import java.utils.Arrays;
public class FindOdd {
	public static int findIt(int[] a) {
    int odd = 0;
    List<Integer> list = Arrays.asList(ArrayUtils.toObject(a));
    for(int i : a){
      if(Collections.frequency(list, i)%2>0){
        odd = i;
        break;
      }
    }
    return odd;
  }
}

Need fix upper source