组队副本共享次数：全队按最低剩余锁定

local function enter(actor)
    local n = getplayvar(actor, "DUNGEON_N") or 3
    setplayvar(actor, "DUNGEON_N", n - 1)   -- 各扣各的，多领
end

local function teamLeft(members)
    local minLeft = 3
    for _, m in ipairs(members) do
        local n = tonumber(getplayvar(m, "DUNGEON_N")) or 0
        if n < minLeft then minLeft = n end   -- 取全队最小
    end
    return minLeft
end
local left = teamLeft(TEAM)
if left <= 0 then
    sendmsg(actor, 1, "祖玛教主副本需全队次数充足")
end