题解 | #定义打印方法#
定义打印方法
http://www.nowcoder.com/practice/50b50ae39d65415a9fd70601d711e5af
import java.util.Scanner;
public class Main {
public static void main(String[] args) throws Exception {
Scanner scanner = new Scanner(System.in);
while (scanner.hasNext()) {
String className = scanner.next();
// print就是需要你定义的方法
print(Class.forName(className).newInstance());
}
}
public static void print(Object obj) {
System.out.print(obj.toString());
}
}
class First { public String toString() { return "First"; } }
class Second { public String toString() { return "Second"; } }
class Third { public String toString() { return "Third"; } }