pppwolf @ 2023-07-31 13:46:42
数组开：
long double
输出是：
%.2Lf
by JW_LHL @ 2023-07-31 14:21:29
谢谢指点
by yangyucheng1224 @ 2024-01-30 08:21:17
@pppwolf 杨捞湿太强了