【基础】统计数对个数

状态	递交者	时间	内存	语言	代码	递交时间
AC	dashuaige	19ms	452 KiB		337 Bytes	2023-1-13 18:19:17
AC	yanghao	38ms	436 KiB		375 Bytes	2023-1-13 19:04:53
AC	Liang Yi	40ms	508 KiB		382 Bytes	2023-1-13 17:59:55
AC	usually	41ms	500 KiB		326 Bytes	2023-1-15 20:40:21
AC	ymf123	42ms	448 KiB		322 Bytes	2023-1-13 19:46:19
AC	hjh02475	43ms	468 KiB		460 Bytes	2023-1-14 8:19:36
AC	zhang200818	44ms	424 KiB		322 Bytes	2023-1-13 19:47:21
AC	fuck	44ms	504 KiB		354 Bytes	2023-1-13 18:18:28
AC	zyf	45ms	508 KiB		335 Bytes	2023-1-13 18:21:29
AC	endl	46ms	508 KiB		326 Bytes	2023-1-15 19:51:50
AC	jlz	48ms	412 KiB		315 Bytes	2023-1-13 19:01:11
AC	jlz	48ms	408 KiB		315 Bytes	2023-1-13 19:59:14
AC	lmzand	49ms	480 KiB		349 Bytes	2023-1-13 18:57:21
AC	lyxx	49ms	568 KiB		275 Bytes	2023-1-13 18:08:11
AC	a1sdf	52ms	504 KiB		313 Bytes	2023-1-13 18:55:39
AC	stong9070	3083ms	46.4 MiB	C++14(O2)	557 Bytes	2023-11-13 14:23:28
AC	Liang Yi	3287ms	4.3 MiB		365 Bytes	2022-7-25 18:05:46
AC	stong9070	3646ms	50.2 MiB	C++14(O2)	488 Bytes	2023-11-13 14:34:10