public class HelloWorld {

? ? public static void main(String[] args) {

int age=25;

if (age > 60) {System.out.println("老年")；}

else if (age > 40) {System.out.println("中年")；}

else if (age > 18) {System.out.println("少年")；}

else {System.out.println("童年")；}

? ? }

}