Submission #7475839

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Source Code Expand

import java.util.*;

public class Main {

  public static void main (String[] args) {

    Scanner sc = new Scanner(System.in);

    int N = sc.nextInt();

    int[] a = new int[N];

    for (int i = 0; i < N; i++) {
      a[i] = sc.nextInt();
    }

    sc.close();

    Set<Integer> hashSet = new HashSet<Integer>();

    for (int i = 0; i < N; i++) {
      
      int a_ = a[i];

      while(a_ % 2 == 0){
        a_ = a_ / 2;
      }

      hashSet.add(a_);

    }

    System.out.println(hashSet.size());

  }

}

Submission Info

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