大爆炸结束方式改为自动，删除旧排行数据

parts/modes/bigbang.lua

@@ -3,24 +3,21 @@ return{
 	env={
 		drop=1e99,lock=1e99,
 		holdCount=0,
-		dropPiece=function(P)P:lose()end,
+		task=function(P)
+			while not P.control do YIELD()end
+			P:pressKey(6)
+			P:lose()
+		end,
 		bg='bg1',bgm='new era',
 	},
 	pauseLimit=true,
 	load=function()
 		PLY.newPlayer(1)
 	end,
-	score=function(P)return{P.modeData.event,P.stat.finesseRate*20/P.stat.piece}end,
+	score=function(P)return{P.modeData.event,P.stat.finesseRate*.2/P.stat.piece}end,
 	scoreDisp=function(D)return("%d Stage %.2f%%"):format(D[1],D[2])end,
 	comp=function(a,b)return a[1]>b[1]or a[1]==b[1]and a[2]>b[2]end,
-	getRank=function(P)
-		local W=P.modeData.event
-		return
-		W>=150 and 5 or
-		W>=100 and 4 or
-		W>=70 and 3 or
-		W>=40 and 2 or
-		W>=20 and 1 or
-		1
+	getRank=function()
+		return 1
 	end,
 }