269. 인자 자료형에 따른 오버로딩 메서드 선택

1public class Main {
2    static String f(long x) {
3        return "L" + x;
4    }
5 
6    static String f(double x) {
7        return "D" + x;
8    }
9 
10    static String g(int x) {
11        return "I" + x;
12    }
13 
14    static String g(double x) {
15        return "D" + x;
16    }
17 
18    public static void main(String[] args) {
19        int n = 3;
20        char c = 'b';
21        System.out.println(f(n) + " " + g(c));
22        System.out.println(f(c) + " " + g(n + 0.5));
23    }
24}