【引擎触发】groupkillmon组队击杀：队伍奖励的均摊与贡献分配

local dmgLedger = {}
function attack(actor)
    local player = class(actor)
    local name = player:GetName()
    dmgLedger[name] = (dmgLedger[name] or 0) + 1
end

local POOL = 10
function groupkillmon(actor)
    local total = 0
    for name, cnt in pairs(dmgLedger) do total = total + cnt end
    if total == 0 then return end
    for name, cnt in pairs(dmgLedger) do
        local share = math.floor(POOL * 0.7 * cnt / total + POOL * 0.3 / 5)
        giveitem(name, "金币", share)
    end
    sendcentermsg("沃玛教主被击溃，战利品已按贡献分配！")
    dmgLedger = {}
end