import java.util.Scanner;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;

class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);

        int sum = 0;

        for(int i=0; i<10; i++) {
            sum += in.nextInt();
        }

        System.out.println(55 - sum);

        in.close();
    }
}