정답 개수:
90
틀린 개수:
0
실행 실패 개수:
10
0
런타임 에러 (RTE)
stderr:
Exception in thread "main" java.lang.StringIndexOutOfBoundsException: index 0, length 0 at java.base/java.lang.String.checkIndex(String.java:4565) at java.base/java.lang.AbstractStringBuilder.charAt(AbstractStringBuilder.java:351) at java.base/java.lang.StringBuffer.charAt(StringBuffer.java:243) at Main.main(Main.java:23)
0