> strptime("2016-01-01 00:00:00","%Y-%m-%d %H:%M:%S")+300*0:12
[1] "2016-01-01 00:00:00 CST" "2016-01-01 00:05:00 CST" "2016-01-01 00:10:00 CST" "2016-01-01 00:15:00 CST"
[5] "2016-01-01 00:20:00 CST" "2016-01-01 00:25:00 CST" "2016-01-01 00:30:00 CST" "2016-01-01 00:35:00 CST"
[9] "2016-01-01 00:40:00 CST" "2016-01-01 00:45:00 CST" "2016-01-01 00:50:00 CST" "2016-01-01 00:55:00 CST"
[13] "2016-01-01 01:00:00 CST"
> s<-c(1,3,5,7,9,11,12,14,15,17,19,21)
> s
[1]  1  3  5  7  9 11 12 14 15 17 19 21

请问如何把s中的数据与 strptime（）生成的时间对应组合起来，形成时间序列