on *:join:#roc:{
  inc -u5 %joincount 1
  if (%joincount >= 3) && (!%joinflood) {
    set -u60 %joinflood == on
    mode #roc +l $calc($nick(#roc,0) + 2)
    timerjoin 1 $r(30,60) mode #roc -l
  }
}