练41.2计算2的幂

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	zhuyinuo	26ms	764 KiB	C++98	165 Bytes	2025-3-5 21:59:02
AC	wangyonglin	27ms	756 KiB	C++98	172 Bytes	2024-8-14 15:27:53
AC	pengtaifu	27ms	536 KiB	C++98	158 Bytes	2024-8-14 22:17:45
AC	jiashixuan	29ms	768 KiB	C++98	138 Bytes	2024-8-15 9:55:26