백준 #6810번 ISBN

import java.util.Scanner;
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 sum = 91;
		
		sum += a + b * 3 + c;
		System.out.println("The 1-3-sum is " + sum);
		sc.close();
	}
}