稳定排序下标（有重复关键字）

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	轻音	8ms	284 KiB	C++11	642 Bytes	2024-11-15 17:37:37
AC	周唯	8ms	376 KiB	C	293 Bytes	2024-10-26 15:40:49
AC	sss	15ms	376 KiB	C	570 Bytes	2023-10-27 14:03:30
AC	luo0913	16ms	252 KiB	C++11	590 Bytes	2024-11-11 22:19:17
AC	495	16ms	504 KiB	C++11	422 Bytes	2023-8-9 17:02:40
AC	listen99997	17ms	248 KiB	C	814 Bytes	2024-3-20 8:51:44
AC	R123456789	17ms	284 KiB	C++11	639 Bytes	2023-12-19 12:59:47
AC	ZXFFJJ	17ms	472 KiB	C++11	463 Bytes	2023-11-27 20:24:46
AC	AiraKeq	18ms	376 KiB	C++11	554 Bytes	2024-12-4 22:40:06
AC	jay	19ms	384 KiB	C	462 Bytes	2023-10-27 23:44:56
AC	藕鸭鲲	19ms	380 KiB	C	483 Bytes	2023-10-22 21:22:56
AC	why	20ms	296 KiB	C	523 Bytes	2023-10-19 22:48:32
AC	2791015134	21ms	376 KiB	C++11	434 Bytes	2023-10-27 12:26:48
AC	AzeQ	22ms	512 KiB	C++11	446 Bytes	2023-12-1 11:11:12
AC	AzeQ	22ms	404 KiB	C++11	446 Bytes	2023-12-1 11:11:21
AC	李贵森	24ms	272 KiB	C	679 Bytes	2023-11-28 20:46:43
AC	ahaha	25ms	384 KiB	C	557 Bytes	2024-3-21 20:13:30
AC	R123456789	26ms	396 KiB	C++11	678 Bytes	2024-3-29 8:55:28
AC	R123456789	26ms	504 KiB	C++11	686 Bytes	2024-3-29 8:55:09
AC	R123456789	26ms	376 KiB	C++11	663 Bytes	2024-3-29 8:56:01
AC	凉凉人	26ms	376 KiB	C++11	425 Bytes	2023-10-20 21:45:23
AC	凉凉人	26ms	504 KiB	C++11	425 Bytes	2023-10-20 21:45:15
AC	z_z	27ms	632 KiB	C++11	495 Bytes	2023-10-19 14:00:58
AC	oyf	28ms	1 MiB	Golang 1.18	465 Bytes	2023-11-6 10:55:24
AC	bunny_kim	28ms	376 KiB	C	643 Bytes	2024-3-21 16:14:55
AC	Lucia-X	41ms	1.2 MiB	C++11	449 Bytes	2023-10-25 12:35:32
AC	Lucia-X	47ms	1.2 MiB	C++11	447 Bytes	2023-10-25 12:34:54