package com.javarush.task.jdk13.task04.task0428;
import java.io.BufferedReader;
import java.io.InputStreamReader;
/*
Положительные числа
*/
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
int a = Integer.parseInt(reader.readLine());
int b = Integer.parseInt(reader.readLine());
int c = Integer.parseInt(reader.readLine());
int x = 3;
if (a > 0 & b > 0 & c > 0) {
System.out.println(x);}
else if (a>0& b>0 &c<0) {
System.out.println(x-1);
}
else if (a>0& b<0 &c<0) {
System.out.println(x-2);
} else if (a>0& b<=0 &c>0) {
System.out.println(x-1);
} else if (a<=0& b<0 &c>0) {
System.out.println(x-2);
} else if (a<=0& b>0 &c>0) {
System.out.println(x-1);
} else if (a<=0& b<=0 &c<=0) {
System.out.println(0);
} else if (a<=0& b>0 &c<=0) {
System.out.println(x-2);
}/*
else if (a==0& b!=0 & c!=0){
System.out.println(x-1);
}
else if (a==0&&b==0 & c!=0){
System.out.println(x-2);
}
else if(a==0&&b==0&c==0){
System.out.println(x-3);*/
}
}
package com.javarush.task.jdk13.task04.task0428;
import java.io.BufferedReader;
import java.io.InputStreamReader;
/*
Положительные числа
*/
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
int a = Integer.parseInt(reader.readLine());
int b = Integer.parseInt(reader.readLine());
int c = Integer.parseInt(reader.readLine());
int x = 3;
if (a > 0 & b > 0 & c > 0) {
System.out.println(x);}
else if (a>0& b>0 &c<0) {
System.out.println(x-1);
}
else if (a>0& b<0 &c<0) {
System.out.println(x-2);
} else if (a>0& b<=0 &c>0) {
System.out.println(x-1);
} else if (a<=0& b<0 &c>0) {
System.out.println(x-2);
} else if (a<=0& b>0 &c>0) {
System.out.println(x-1);
} else if (a<=0& b<=0 &c<=0) {
System.out.println(0);
} else if (a<=0& b>0 &c<=0) {
System.out.println(x-2);
}/*
else if (a==0& b!=0 & c!=0){
System.out.println(x-1);
}
else if (a==0&&b==0 & c!=0){
System.out.println(x-2);
}
else if(a==0&&b==0&c==0){
System.out.println(x-3);*/
}
}