.NET Core 3.x和.NET Standard 2.1支持C# 8.0. 一.Readonly 成员 可将 readonly 修饰符应用于结构的成员,来限制成员为不可修改状态.这比在C# 7.2中将 readonly 修饰符仅可应用于 struct 声明更精细. public struct Point { public double X { get; set; } public double Y { get; set; } public double Distance => Math.S…
package practice; import java.util.Scanner; public class TreasureHunt { public static void main(String[] args) { Scanner cin = new Scanner(System.in); int[][] walls; float x, y; int doors = Integer.MAX_VALUE, temp1, temp2; int n = cin.nextInt(); wall…