[arr setIndex:i value:(int8_t)bytes[i]];
// console.log(canSeePersonsCount([10,6,8,5,11,9])); // 输出 [3,1,2,1,1,0]（正确）
，更多细节参见Line官方版本下载
银发经济：人口结构变迁下的十二万亿蓝海
Photograph: Simon Hill
Meanwhile, the back-end systems powering the venue, for cashless sales of merchandise and food, ticketing, or crowd control and safety, are also inter-connected.