package com.company;

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        double a = Double.parseDouble(in.nextLine());
        double b = Double.parseDouble(in.nextLine());
        double c = Double.parseDouble(in.nextLine());



        if (a > b && a > c) {
            System.out.println(a);
        } else if (b > a && b > c) {
            System.out.println(b);
        } else {
            System.out.println(c);
                    }

    }
}