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+#借用键盘输入工具
+import java.util.Scanner;
+#代码放这里
+public class Temperature{
+#从这里开始
+    public static void main(String[]args){
+#创建输入工具
+        Scanner sc=new Scanner(System.in);
+#print这些字
+        System.out.println("1.华氏度转摄氏度");
+        System.out.println("2.摄氏度转华氏度");
+        System.out.println("请选择1/2");
+#新变量
+        int choice=sc.nextInt();
+#读取输入之物
+        if (choice==1){
+            System.out.print("请输入温度:");
+#把输入的温度存到c
+            double c=sc.nextDouble();
+#把算出来的存到f
+            double f=c*9/5+32;
+#输出
+            System.out.printf("%.2f",f);
+        }else if(choice==2){
+            System.out.print("请输入温度:");
+            double c=sc.nextDouble();
+            double f=(c-32)*5/9;
+            System.out.printf("%.2f",f);
+        }
+#关闭程序
+        sc.close();
+    }
+}
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