package com.javarush.task.task04.task0428;
/*
Положительное число
*/
import java.io.*;
import java.util.*;
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader (new InputStreamReader(System.in));
String s = reader.readLine();
int n1 = Integer.parseInt(s);
String s1 = reader.readLine();
int n2 = Integer.parseInt(s1);
String s2 = reader.readLine();
int n3 = Integer.parseInt(s2);
if (n1>0 && n2>0 && n3>0){
System.out.print(3);
}
if (n1<0 && n2<0 && n3<0){
System.out.print(0);
}
if (n1==0 && n2==0 && n3==0){
System.out.print(0);
}
if ((n1>0 && n2>0 && n3<=0) || (n1>0 && n2<=0 && n3>0) || (n1<=0 && n2>0 && n3>0)){
System.out.print(2);
}
if ((n1>0 && n2<=0 && n3<=0) || (n1<=0 && n2>0 && n3<=0) || (n1<=0 && n2<=0 && n3>0)){
System.out.print(1);
}
}
}
package com.javarush.task.task04.task0428;
/*
Положительное число
*/
import java.io.*;
import java.util.*;
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader (new InputStreamReader(System.in));
String s = reader.readLine();
int n1 = Integer.parseInt(s);
String s1 = reader.readLine();
int n2 = Integer.parseInt(s1);
String s2 = reader.readLine();
int n3 = Integer.parseInt(s2);
if (n1>0 && n2>0 && n3>0){
System.out.print(3);
}
if (n1<0 && n2<0 && n3<0){
System.out.print(0);
}
if (n1==0 && n2==0 && n3==0){
System.out.print(0);
}
if ((n1>0 && n2>0 && n3<=0) || (n1>0 && n2<=0 && n3>0) || (n1<=0 && n2>0 && n3>0)){
System.out.print(2);
}
if ((n1>0 && n2<=0 && n3<=0) || (n1<=0 && n2>0 && n3<=0) || (n1<=0 && n2<=0 && n3>0)){
System.out.print(1);
}
}
}