package softuniada;

import java.util.*;

public class Pr01Digitivision {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int firstInt =  Integer.parseInt(scanner.nextLine());
        int secondInt = Integer.parseInt(scanner.nextLine());
        int thirdInt =  Integer.parseInt(scanner.nextLine());

        int sum = sum(firstInt, secondInt, thirdInt);

        if (firstInt == 0 && secondInt == 0 && thirdInt == 0) {
            System.out.println("No digitivision possible!");
            return;
        }

        boolean hasDigitivision = false;

        for (int i = 0; i < 6; i++) {
            int currentNumber = Integer.parseInt("" + firstInt + secondInt + thirdInt);

            if (String.valueOf(currentNumber).startsWith("0")) {
                continue;
            }

            if (currentNumber % sum == 0) {
                hasDigitivision = true;
                break;
            }

            int temp = firstInt;
            firstInt = secondInt;
            secondInt = thirdInt;
            thirdInt = temp;
        }

        if (hasDigitivision) {
            System.out.println("Digitivision successful!");
        } else {
            System.out.println("No digitivision possible!");
        }

    }

    private static int sum(int firstInt, int secondInt, int thirdInt) {
        return firstInt + secondInt + thirdInt;
    }
}