Fl.java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
 
 
public class Fl {
 
	public static void main(String[] args) throws IOException {
 
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
 
		String line;
		int n;
		int pocet;
		int i;
		while((line = br.readLine()) != null){
			pocet = 0;
			n = Integer.parseInt(line.substring(2));
			i = n+1;
 
			while (i <= 2*n) {
				if(jeCele(i, n)){
					pocet++;
				}
				i++;
			}
			System.out.println(pocet);
		}
 
		br.close();
	}
 
 
	public static boolean jeCele(int i, int n){
		double x1 = (n*i) / (double) (i-n);
		double x2 = Math.floor(x1);
		double eps = 0.0000001;
		if (x1-x2 <= eps){
			return true;
		}
		return false;
	}
}