package com.codegym.task.task04.task0441;
/*
Somehow average
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws Exception {
//write your code here
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());
if(a==b&&b==c)
System.out.println(b);
if(a>b&&a>c){
if(b>c)
System.out.println(b);
else
System.out.println(c);
}
if(b>a&&b>c){
if(a>c)
System.out.println(a);
else
System.out.println(c);
}
if(c>a&&c>b){
if(a>b)
System.out.println(a);
else
System.out.println(b);
}
if(a==b&&a!=c)
System.out.println(a);
if(a!=b&&b==c)
System.out.println(b);
if(a==c&&a!=b)
System.out.println(c);
}
}