import java.util.*;
public class Main{
  public static void main(String []args){
        Scanner sc=new Scanner(System.in);
        int a=sc.nextInt();
        int b=sc.nextInt();
        int c=sc.nextInt();
        int d=a>b?a:b;
        int e=d>c?d:c;
        System.out.println(e);
    }
}