I cant find the editorials of the icpc preparatory series 2016(by team akatsuki or skull crackers)… if it was posted later , someone(having the info) provide the link please…and from when this years prepatory series will start?.. please provide the editorials as soon as the contests ends this time… 
If you are referring to these contests : IPC15P3B , IPC15P1A
The respective Editorials are available at Editorial(IPC15P3B) , Editorial(IPC15P1A)
Also as far as I know; there is no ICPC Preparatory Series this year.