package com.codegym.task.task04.task0424;
/*
Three numbers
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader x = new BufferedReader(new InputStreamReader(System.in));
String a1= x.readLine();
int a = Integer.parseInt(a1);
String b1= x.readLine();
int b = Integer.parseInt(b1);
String c1= x.readLine();
int c =Integer.parseInt(c1);
if(a!=b && a==c && b==c)
System.out.println("1");
else if(a==b && a!=c && b==c)
System.out.println("2");
else if(a==b && a==c && b!=c)
System.out.println("3");
}
}
package com.codegym.task.task04.task0424;
/*
Three numbers
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader x = new BufferedReader(new InputStreamReader(System.in));
String a1= x.readLine();
int a = Integer.parseInt(a1);
String b1= x.readLine();
int b = Integer.parseInt(b1);
String c1= x.readLine();
int c =Integer.parseInt(c1);
if(a!=b && a==c && b==c)
System.out.println("1");
else if(a==b && a!=c && b==c)
System.out.println("2");
else if(a==b && a==c && b!=c)
System.out.println("3");
}
}