178. 람다식과 try-catch 대체 값

1interface Calc {
2    int apply(int a, int b);
3}
4 
5public class Main {
6    static int safe(Calc c, int a, int b) {
7        try {
8            return c.apply(a, b);
9        } catch (ArithmeticException e) {
10            return -1;
11        }
12    }
13 
14    public static void main(String[] args) {
15        Calc div = (a, b) -> a / b;
16        System.out.println(safe(div, 7, 2));
17        System.out.println(safe(div, 5, 0));
18    }
19}