Submission #7478510

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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();
    Set<Integer> set = new HashSet<>();
    for (int i = 0; i < N; i++) {
      int a = sc.nextInt();
      set.add(div2(a));
    }
    
    System.out.println(set.size());
  }
  
  private static int div2(int a) {
    while (a % 2 == 0) {
      a /= 2;
    }
    return a;
  }
}

Submission Info

Judge Result