Lua百鸡问题：百钱百鸡的枚举消元

local function chicken3()
    local out = {}
    for g = 0, 20 do
        for m = 0, 33 do
            for s = 0, 100 do
                if g + m + s == 100
                    and 5 * g + 3 * m + s / 3 == 100 then
                    out[#out + 1] = g .. "," .. m .. "," .. s
                end
            end
        end
    end
    return out
end

local function chicken2()
    local out = {}
    for g = 0, 20 do
        for m = 0, 33 do
            local s = 100 - g - m
            if s % 3 == 0
                and 5 * g + 3 * m + s / 3 == 100 then
                out[#out + 1] = g .. "," .. m .. "," .. s
            end
        end
    end
    return out
end
local p = getplayerbyname("chicken01")
sendmsg(p, 1, "共 " .. #chicken2() .. " 种买法")