题解 | #求最大连续bit数#

import java.util.Scanner;

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		int num = in.nextInt();
		String str = Integer.toBinaryString(num);

		int max = 0;
		int count = 0;
		for (int i = 0; i < str.length(); i++) {
			count = str.charAt(i) == '1' ? count + 1 : 0;
			if (max < count) {
				max = count;
			}
		}
		System.out.print(max);
    }
}