[백준] 15973번 : 두 박스 - Java(자바)

https://www.acmicpc.net/problem/15973

import java.util.Scanner;
public class Main {
    static int check(int v1,int v2,int v3, int v4){
        if(v2<v3 || v4<v1) return 0;
        else if(v2==v3 || v4==v1) return 1;
        return 2;
    }
    public static void main(String args[]) {
        Scanner s=new Scanner(System.in);
        int px1=s.nextInt();
        int py1=s.nextInt();
        int px2=s.nextInt();
        int py2=s.nextInt();
        int qx1=s.nextInt();
        int qy1=s.nextInt();
        int qx2=s.nextInt();
        int qy2=s.nextInt();
        
        int x=check(px1,px2,qx1,qx2);
        int y=check(py1,py2,qy1,qy2);
        
        if(x==0 || y==0) System.out.print("NULL");
        else if(x==1) System.out.print((y==1)?"POINT":"LINE");
        else System.out.print((y==1)?"LINE":"FACE");
    }
}