区间内小于某个数的元素个数

状态	递交者	时间	内存	语言	代码	递交时间
AC	zhangyouxin	16ms	512 KiB	C++20(O2)	426 Bytes	2026-5-30 0:49:15
AC	yanghao	16ms	528 KiB	C++20(O2)	386 Bytes	2026-5-30 10:03:12
AC	luodequan	17ms	532 KiB	C++20(O2)	301 Bytes	2026-5-29 20:19:49
AC	wensiwei	17ms	544 KiB	C++20(O2)	375 Bytes	2026-5-31 0:34:24
AC	hantianliang	17ms	536 KiB	C++20(O2)	503 Bytes	2026-5-29 17:54:36
AC	wumingzhe	17ms	532 KiB	C++20(O2)	459 Bytes	2026-5-30 13:42:00
AC	luowenshuai	17ms	532 KiB	C++20(O2)	432 Bytes	2026-5-30 15:53:48
AC	qinxiangen	18ms	560 KiB	C++20(O2)	438 Bytes	2026-5-30 9:37:04
AC	suxiaorui	18ms	532 KiB	C++20(O2)	292 Bytes	2026-5-29 23:09:09
AC	fengzihan	18ms	544 KiB	C++20(O2)	495 Bytes	2026-5-30 13:21:53
AC	zhanghaoxuan	19ms	532 KiB	C++20(O2)	500 Bytes	2026-5-30 18:50:29