"字段 labels 必须在 static 块中填充 5 个不同键值对。"
package zh.codegym.task.task15.task1514;
import java.util.HashMap;
import java.util.Map;
/*
Static 修饰符：第 1 部分
*/
public class Solution {
public static Map<Double, String> labels = new HashMap<>();
public static void main(String[] args) {
labels.put(1.0, "Monday");
labels.put(7.0, "Sunday");
labels.put(2.0, "Tuesday");
labels.put(3.0, "Wensday");
labels.put(5.0, "Friday");
//labels.put(6.0, "Friday");
System.out.println(labels);
}
}