Submission #345157

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Source Code Expand

import static java.util.Arrays.*;

import java.util.HashSet;
import java.util.Scanner;
import java.util.Set;

public class Main {
	static void tr(Object... os) {
		System.err.println(deepToString(os));
	}
	public static void main(String[] args) {
		new Main().run();
	}

	Scanner sc = new Scanner(System.in);
	void run() {
		int n = sc.nextInt();

		Set<Integer> set = new HashSet<Integer>();
		for (int i = 0; i < n; i++) {
			int x = sc.nextInt();
			while ((x & 1) == 0) x >>= 1;
			set.add(x);
		}
		System.out.println(set.size());
	}

}

Submission Info

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