练8.2 完成习题

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	邵名慧 (lfyst2025021)	12ms	504 KiB	C++14(O2)	120 Bytes	2025-4-11 18:22:02
AC	蓝牙 (lqst2554)	13ms	508 KiB	C++14(O2)	136 Bytes	2025-12-18 20:27:32
AC	王晗昱 (zdqz202576)	13ms	512 KiB	C++14(O2)	96 Bytes	2026-1-13 16:51:04
AC	王浩泽 (zdqz202577)	13ms	508 KiB	C++14(O2)	125 Bytes	2026-1-2 20:01:43
AC	王钰凯 (lfyst2025022)	13ms	516 KiB	C++14(O2)	119 Bytes	2025-4-11 17:53:17
AC	刘思远 (lfyst2025012)	13ms	760 KiB	C++14(O2)	112 Bytes	2025-4-16 17:56:14
AC	徐靖程 (lfyst2025030)	14ms	508 KiB	C++14(O2)	104 Bytes	2025-5-20 18:25:12
AC	一只小猪狗~~ (lfy57)	14ms	504 KiB	C++14(O2)	122 Bytes	2025-4-30 22:43:25
AC	lfy48	14ms	764 KiB	C++14(O2)	111 Bytes	2025-3-21 20:55:05
AC	董丞贺 (lfyst2025016)	15ms	508 KiB	C++14(O2)	115 Bytes	2026-1-1 17:21:39