SDUT-1959 简单枚举类型(JAVA*)

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简单枚举类型——植物与颜色

Time Limit: 1000 ms  Memory Limit: 65536 KiB

Submit  Statistic

Problem Description

 请定义具有red, orange, yellow, green, blue, violet六种颜色的枚举类型color，根据输入的颜色名称，输出以下六种植物花朵的颜色：

Rose(red), Poppies(orange), Sunflower(yellow), Grass(green), Bluebells(blue), Violets(violet)。如果输入的颜色名称不在枚举类型color中，例如输入purple，请输出I don't know about the color purple.

 

Input

 输入数据有多行，每行有一个字符串代表颜色名称，颜色名称最多30个字符，直到文件结束为止。

Output

 输出对应颜色的植物名称，例如：Bluebells are blue. 如果输入的颜色名称不在枚举类型color中，例如purple, 请输出I don't know about the color purple.

 

Sample Input

blue
yellow
purple

Sample Output

Bluebells are blue.
Sunflower are yellow.
I don't know about the color purple.

Hint

 请用枚举类型实现。

Source

lxh

查看原文

import java.util.*;

enum Color {
	red("Rose","red"),
	orange("Poppies","orange"),
	yellow("Sunflower","yellow"),
	green("Grass","green"),
	blue("Bluebells","blue"),
	violet("Violets","violet");
	String name;
	String color;
	Color(String name, String color)
	{
		this.name=name;
		this.color=color;
	}
	public String toString()
	{
		return name+" are "+color+".";
	}
	
}
public class Main {
	public static void main(String args[]) {
		Scanner cin = new Scanner(System.in);
        while(cin.hasNextLine())
        {
        	String c=cin.nextLine();
        	try
        	{
        		Color color=Color.valueOf(c);//返回枚举类型中与c一致的变量
        		System.out.println(color);
        	}
        	catch(Exception e)
        	{
        		System.out.println("I don't know about the color "+c+".");
        	}
        }
		cin.close();
	}
}