【入门】已知一个圆的半径，求解该圆的面积和周长

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	努力学习的小恒	1ms	264 KiB	C	179 Bytes	2022-5-21 19:21:29
AC	WWWW123222	1ms	248 KiB	C	166 Bytes	2024-10-8 21:28:27
AC	ttm	1ms	248 KiB		188 Bytes	2022-2-10 14:48:28
AC	mcy6688	1ms	272 KiB	C	155 Bytes	2024-4-10 21:30:45
AC	李红阳	1ms	248 KiB	C	154 Bytes	2022-10-20 20:54:48
AC	farewell	1ms	248 KiB	C	149 Bytes	2022-5-1 0:21:35
AC	oyf	1ms	376 KiB		181 Bytes	2022-1-3 23:51:31
AC	ZXFFJJ	1ms	376 KiB	C++11	215 Bytes	2024-1-4 21:54:47
AC	茫茫沙漠	1ms	376 KiB	C++11	179 Bytes	2022-10-24 8:58:43
AC	Herman	1ms	376 KiB	C	147 Bytes	2022-10-16 19:44:08
AC	R123456789	2ms	376 KiB	C++11	187 Bytes	2024-4-5 10:27:25
AC	邓婷婷	2ms	384 KiB		185 Bytes	2022-1-3 10:53:12
AC	紫堂宿	2ms	376 KiB		220 Bytes	2022-1-7 22:06:36
AC	jkliup	2ms	376 KiB	C++11	324 Bytes	2023-6-24 22:45:19
AC	小熊	14ms	3.4 MiB	Python 3	93 Bytes	2023-3-28 14:28:42
AC	iamlele	17ms	3.5 MiB	Python	84 Bytes	2022-3-3 17:22:14
AC	xuan liyu	93ms	13.1 MiB	Java	282 Bytes	2022-5-14 21:36:42