三个数最大值

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	赵代超的测试号	18ms	6.3 MiB	C++14(O2)	139 Bytes	2025-5-11 20:16:43
AC	zdc233	19ms	6.3 MiB	C++14(O2)	139 Bytes	2025-5-11 18:44:43
AC	李珺昊	20ms	6.4 MiB	C++14(O2)	169 Bytes	2025-11-2 11:32:41
AC	郑漠川	21ms	6.4 MiB	C++14(O2)	193 Bytes	2025-8-11 17:40:02