灵宠竞技：三宠轮换的回合较量

local PETS = {
    {name = "小火狐", hp = 300, atk = 40, spd = 12},
    {name = "岩壳龟", hp = 500, atk = 28, spd = 6},
    {name = "雷羽隼", hp = 260, atk = 46, spd = 15},
}
local function duel(a, b)
    local s1, s2 = a, b
    if b.spd > a.spd then s1, s2 = b, a end
    local hp2 = s2.hp - s1.atk   -- 快者先手一击
    if hp2 <= 0 then return s1 end
    local hp1 = s1.hp - s2.atk   -- 幸存则还手
    if hp1 <= 0 then return s2 end
    return hp1 > hp2 and s1 or s2
end

local function teamFight(actor)
    local wins = 0
    wins = wins + (duel(PETS[1], PETS[2]) == PETS[1]
        and 1 or 0)
    wins = wins + (duel(PETS[2], PETS[3]) == PETS[2]
        and 1 or 0)
    wins = wins + (duel(PETS[3], PETS[1]) == PETS[3]
        and 1 or 0)
    sendmsg(actor, 1, "本周 " .. wins .. " 胜，按胜场发周奖")
end