Lines of script/c0.lua from check-in f56765580c that are changed by the sequence of edits moving toward check-in b143cb14e4:

                         1: local str = {}
                         2: local fun = {}
                         3: 
                         4: local cache_1
                         5: local cache_2
                         6: local cache_3
                         7: 
                         8: 
                         9: 
                        10: _G["通关邀请"] = function()
                        11:   local effect_1
                        12:   effect_1 = Effect.GlobalEffect()
                        13:   effect_1:SetType(EFFECT_TYPE_FIELD
                        14:     + EFFECT_TYPE_CONTINUOUS)
                        15:   effect_1:SetCode(EVENT_DAMAGE)
                        16:   function cache_1()
                        17:     cache_1 = Duel.GetLP(1)
                        18:     if cache_1 <= 0 then
                        19:       cache_1 = true
                        20:     else
                        21:       cache_1 = false
                        22:       end
                        23:     return cache_1
                        24:     end
                        25:   effect_1:SetCondition(cache_1)
                        26:   function cache_1()
                        27:     Debug.ShowHint("残局群181175613")
                        28:     return
                        29:     end
                        30:   effect_1:SetOperation(cache_1)
                        31: 
                        32:   Duel.RegisterEffect(effect_1
                        33:     , 0)
                        34:   end
                        35: 
                        36: fun["是否效果卡"] = function(card)
                        37:   local cache_1
                        38:   local cache_2
                        39:   local cache_3
                        40: 
                        41:   cache_1 = Card.IsType(card, TYPE_SPELL)
                        42:   cache_2 = Card.IsType(card, TYPE_TRAP)
                        43:   cache_3 = Card.IsType(card, TYPE_EFFECT)
                        44: 
                        45:   if cache_1
                        46:   or cache_2
                        47:   or cache_3 then
                        48:     return true
                        49:     end
                        50:   return false
                        51:   end
                        52: 
                        53: _G["开局说明"] = function()
                        54:   cache_1 = 0
                        55:   cache_1 = cache_1 + LOCATION_DECK
                        56:   cache_1 = cache_1 + LOCATION_HAND
                        57:   cache_1 = cache_1 + LOCATION_MZONE
                        58:   cache_1 = cache_1 + LOCATION_SZONE
                        59:   cache_1 = cache_1 + LOCATION_GRAVE
                        60:   cache_1 = cache_1 + LOCATION_REMOVED
                        61:   cache_1 = cache_1 + LOCATION_EXTRA
                        62:   cache_1 = cache_1 + LOCATION_OVERLAY
                        63: 
                        64:   str["这个残局的效果卡数量"] = Duel.GetMatchingGroupCount(fun["是否效果卡"],0,cache_1,cache_1,nil)
                        65: 
                        66:   str["开局说明"] = "效果卡："
                        67:   str["开局说明"] = str["开局说明"] .. str["这个残局的效果卡数量"]
                        68: 
                        69:   Debug.ShowHint(str["开局说明"])
                        70:   Debug.Message(str["开局说明"])
                        71:   end
                        72: