例题：数组统计非负整数

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	叶宇轩	1192ms	6.5 MiB	C++14(O2)	243 Bytes	2025-6-15 19:26:53
AC	胡博彦	1193ms	6.7 MiB	C++14(O2)	248 Bytes	2025-7-7 10:54:34
AC	陈彦晟 (WC2)	1194ms	6.7 MiB	C++14(O2)	235 Bytes	2025-7-7 10:58:04
AC	林奕安	1194ms	6.6 MiB	C++14(O2)	236 Bytes	2025-7-4 8:28:03
AC	黄懿轩	1195ms	6.6 MiB	C++14(O2)	245 Bytes	2025-6-22 18:53:02
AC	丁泊蕴 (SC8)	1196ms	6.7 MiB	C++14(O2)	235 Bytes	2025-7-7 10:54:27
AC	温正哲	1197ms	6.6 MiB	C++14(O2)	257 Bytes	2025-6-22 18:49:44
AC	项哲锡（月叼） (GK57)	1197ms	6.6 MiB	C++14(O2)	247 Bytes	2025-7-8 10:37:33
AC	潘书润 (GK68)	1197ms	6.6 MiB	C++14(O2)	244 Bytes	2025-7-8 10:59:16
AC	辛宝君	1199ms	6.6 MiB	C++14(O2)	240 Bytes	2025-7-4 8:49:00
AC	凌畅	1200ms	6.6 MiB	C++14(O2)	279 Bytes	2025-6-26 21:12:05
AC	胡隽弈egge周鸭脖炎龙 (SC14)	1201ms	6.7 MiB	C++14(O2)	235 Bytes	2025-7-7 10:56:13
AC	赖子成	1203ms	6.5 MiB	C++14(O2)	441 Bytes	2025-6-14 17:02:39
AC	叶恭树	1205ms	6.7 MiB	C++14(O2)	250 Bytes	2025-7-7 11:00:27
AC	项钰博 (XLY28)	1210ms	6.7 MiB	C++14(O2)	251 Bytes	2025-7-7 10:57:11
AC	赵允凡	1212ms	6.9 MiB	C++14(O2)	388 Bytes	2025-6-13 20:33:26
AC	薛圣麦 (WC24)	1213ms	6.6 MiB	C++14(O2)	255 Bytes	2025-7-8 11:00:15
AC	周煜霖（宇宙超级无敌中的无敌中的无敌中的无敌大帅逼！） (SC20)	1218ms	6.7 MiB	C++14(O2)	236 Bytes	2025-7-7 10:57:34
AC	刘简歆 (SC11)	1218ms	6.7 MiB	C++14(O2)	273 Bytes	2025-7-7 10:56:01
AC	郑之铭正在疯狂做题中...... (XLY20)	1223ms	6.6 MiB	C++14(O2)	302 Bytes	2025-7-10 21:04:12