package pm;
import java.util.Scanner;
public class SwitchTest {
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
while (true) {
System.out.println("请输入要转换的温度类型:C 或 F");
String s = sc.next().trim();
if ("c".equalsIgnoreCase(s)) {
//做摄氏向华摄的转换
System.out.println("请输入要转换摄氏的温度:..");
double db = sc.nextDouble();
double db2 = (db * 9 / 5) + 32;
System.out.println("对应的华氏温度:" + db2 + "F");
} else if ("f".equalsIgnoreCase(s)) {
//做华摄向摄氏的转换
System.out.println("请输入要转换华氏的温度:..");
double db = sc.nextDouble();
double db2 = (db - 32) * 5 / 9;
System.out.println("对应的摄氏温度:" + Math.round(db2) + "C");
}else if("exit".equalsIgnoreCase(s)){
break;
}
}
}
}
package pm;
import java.util.Scanner;