Contest Clarifications

kuangbin | 2014-12-27 19:20:29Author

是把ai 变成x？

admin | 2014-12-27 19:22:36# 1

RE:Add ai to x?

No.给ai加上x

SCaffrey | 2014-12-27 19:22:47# 2

RE:Add ai to x?

Add operation l,r,x. Add Ai(l≤i≤r)to Ax.????

SCaffrey | 2014-12-27 19:23:09# 3

RE:Add ai to x?

sorry i refreshed a bit late