单选题（每题 2 分，共 30 分） - Problem Statistics - 趣信奥

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	王若兰	-	-		111 Bytes	2025-11-8 11:14:06
AC	杜蓉蓉	-	-		111 Bytes	2025-11-8 11:18:29
AC	cherry	-	-		111 Bytes	2025-11-8 11:12:28

ID

3420

Time

1000ms

Memory

256MiB

Difficulty

1

Tags

# Submissions

Accepted

3

Uploaded By