제출 #12917

실행 실패 (제출 코드 컴파일 에러)

Main.java:9: error: class Main_11724 is public, should be declared in a file named Main_11724.java
public class Main_11724 {
       ^
Note: Main.java uses unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
1 error