diff --git a/game/gamemode.lua b/game/gamemode.lua
index 4d459c8..d7f930d 100644
--- a/game/gamemode.lua
+++ b/game/gamemode.lua
@@ -2,8 +2,6 @@ local Object = require 'libs.classic'
 local bit = require("bit")
 local lualzw = require 'libs.lualzw'
 local bitser = require 'libs.bitser'
-require 'funcs'
-require 'settings'
 
 local playedReadySE = false
 local playedGoSE = false
@@ -287,64 +285,55 @@ function GameMode:saveInputs()
     inputfile:close()
 end
 
-
+local GAME_input_code_list = {
+    right         = 1  ,
+    rotate_right2 = 2  ,
+    up            = 4  ,
+    rotate_left   = 8  ,
+    left          = 16 ,
+    down          = 32 ,
+    rotate_right  = 64 ,
+    rotate_left2  = 128,
+}
 function GameMode:storeInput(input_set)
-    local input_code_list = {
-        right         = 1  ,
-        rotate_right2 = 2  ,
-        up            = 4  ,
-        rotate_left   = 8  ,
-        left          = 16 ,
-        down          = 32 ,
-        rotate_right  = 64 ,
-        rotate_left2  = 128,
-    }
     local current_frame_input = 0
-
-    for key, code in pairs(input_code_list) do
+    for key, code in pairs(GAME_input_code_list) do
         if input_set[key] then
             current_frame_input = bit.bor(current_frame_input, code)
         end
     end
-
     self.recorded_inputs[self.frames] = current_frame_input
 end
 function GameMode:getReplayInputs(input_file)
-    local i = 1
     local replay_inputs = {}
-    local reached_inputs = false
+    local semicolon_position = string.find(input_file, ';', 1, true)
 
-    for _=1,1e99 do
-        local c = string.sub(input_file,_,_)
-        if c == ';' then
-            reached_inputs = true
-            i = _ + 1
-        end
-        if reached_inputs then break end
-    end
-    if reached_inputs then
-        while i <= #input_file - 3 do
+    -- for _=1,1e99 do
+    --     local c = string.sub(input_file,_,_)
+    --     if c == ';' then
+    --         reached_inputs = true
+    --         i = _ + 1
+    --     end
+    --     if reached_inputs then break end
+    -- end
+
+    if semicolon_position then
+        for i = semicolon_position + 1, #input_file, 3 do
             local input_list = {right = false, rotate_right2 = false, up = false, rotate_left = false, left = false, down = false, rotate_right = false, rotate_left2 = false}
             local coded_input = tonumber(string.sub(input_file, i, i+2))
 
-            if bit.band(coded_input, 1  ) == 1   then input_list["right"]         = true end
-            if bit.band(coded_input, 2  ) == 2   then input_list["rotate_right2"] = true end
-            if bit.band(coded_input, 4  ) == 4   then input_list["up"]            = true end
-            if bit.band(coded_input, 8  ) == 8   then input_list["rotate_left"]   = true end
-            if bit.band(coded_input, 16 ) == 16  then input_list["left"]          = true end
-            if bit.band(coded_input, 32 ) == 32  then input_list["down"]          = true end
-            if bit.band(coded_input, 64 ) == 64  then input_list["rotate_right"]  = true end
-            if bit.band(coded_input, 128) == 128 then input_list["rotate_left2"]  = true end
+            for key, code in pairs(GAME_input_code_list) do
+                ---@diagnostic disable-next-line: param-type-mismatch
+                if bit.band(coded_input, code) == code then input_list[key] = true end
+            end
 
             table.insert(replay_inputs, input_list)
-            i = i + 3
         end
     end
     return replay_inputs
 end
 
 function GameMode:getInputPieceSeq(input_file)
-    local seed = ''
     local string_start
     if string.sub(input_file, 1, 3) == 'NEW' then
         string_start = 4
@@ -353,13 +342,16 @@ function GameMode:getInputPieceSeq(input_file)
         string_start = 1
         self.old_replay = true
     end
-    for i = string_start, #input_file do
-        local c = string.sub(input_file, i, i)
-        if c == ';' then break
-        else seed = seed..c
-        end
-    end
-    return seed
+    return string.sub(
+        input_file, string_start,
+        string.find(input_file, ';', string_start, true) - 1
+    ) -- seed
+    -- for i = string_start, #input_file do
+    --     local c = string.sub(input_file, i, i)
+    --     if c == ';' then break
+    --     else seed = seed..c
+    --     end
+    -- end
 end
 
 function GameMode:update(inputs, ruleset)