package com.codegym.task.task04.task0424; /* Three numbers */ import java.io.*; import java.util.*; public class Solution { public static void main(String[] args) throws Exception { //write your code here Scanner sc=new Scanner(System.in); int a=sc.nextInt(); int b=sc.nextInt(); int c=sc.nextInt(); //int[]arr={a b c}; if((a!=b)&&(b==c)){ System.out.println("1"); } else if((a!=c)&&(b==c)){ System.out.println("2"); } else if((a!=c)&&(a==b)){ System.out.println("3"); } } }