题解 | #printf的返回值#
printf的返回值
http://www.nowcoder.com/practice/a19ef1d8e55c4cc786f11cbf6b2fde61
public class Main {
public static void main(String[] args) {
System.out.println("Hello world!");
System.out.println("Hello world!".length());
}
}
太有价值了