二分查找（lower_bound）

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	retun 0	687ms	7.4 MiB	C++14(O2)	615 Bytes	2024-1-16 0:11:34
AC	SYB	688ms	7.3 MiB	C++14(O2)	461 Bytes	2024-1-7 22:07:42
AC	Dream dream	695ms	7.4 MiB	C++14(O2)	539 Bytes	2024-5-10 17:16:08
AC	想想	700ms	7.3 MiB	C++14(O2)	447 Bytes	2024-1-4 19:21:51
AC	傅豪	705ms	7.4 MiB	C++14(O2)	428 Bytes	2024-1-14 15:42:58
AC	刘畅	729ms	7.3 MiB	C++14(O2)	477 Bytes	2024-2-7 14:38:44
AC	胡宇轩	748ms	7.3 MiB	C++14(O2)	426 Bytes	2024-2-17 22:11:44
AC	Christopher W	860ms	7.3 MiB	C++14(O2)	447 Bytes	2024-1-18 18:56:13
AC	Yuan Shen player	1015ms	7.4 MiB	C++14(O2)	447 Bytes	2024-1-12 18:38:33