题解 | #查找组成一个偶数最接近的两个素数#

import java.util.*; 
import java.io.*;

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        try {
            String s = br.readLine();
            int num = Integer.valueOf(s);
            int min = Integer.MAX_VALUE;
            int a = 0, b = 0;
            for (int i = 2; i < num; i++) {
                if (resolve60(i) && resolve60(num - i)) {
                    int abs = Math.abs(num - i - i);
                    if (abs < min) {
                        min = abs;
                        a = i;
                        b = num - i;
                    }
                }
            }
            System.out.println(a);
            System.out.println(b);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    public static boolean resolve60(int m) {
        for (int i = 2; i <= Math.sqrt(m); i++) {
            if (m % i == 0) {
                return false;
            }
        }
        return true;
    }
}