【例】差分矩阵

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	DH-LZR	1187ms	11.5 MiB	C++14(O2)	610 Bytes	2025-8-6 11:44:07
AC	沈鼎皓	1345ms	18.8 MiB	C++17(O2)	894 Bytes	2025-9-15 7:57:58
AC	jike1994	2159ms	11.5 MiB	C++14(O2)	922 Bytes	2024-12-11 13:16:49
AC	lsd	2343ms	11.6 MiB	C++14(O2)	877 Bytes	2025-1-14 15:29:01