行走江湖的少侠哥

import java.util.Arrays; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner input = new Scanner(System.in); while(input.hasNext()){ String str = i

import java.text.DecimalFormat; import java.util.Scanner; public class Main { private double x; private double y; public Main(double x, double y) { this.x = x; this.y = y; } public doub

这样的题目就是思路，思路对了，题目就解出来了 import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scan = new Scanner(System.in); while (scan.hasNext()) { int n = scan.ne