diff --git a/src/com/reco1l/framework/net/FileRequest.kt b/src/com/reco1l/framework/net/FileRequest.kt
index aac3307b6..54a5ea4d6 100644
--- a/src/com/reco1l/framework/net/FileRequest.kt
+++ b/src/com/reco1l/framework/net/FileRequest.kt
@@ -71,7 +71,7 @@ class FileRequest(val file: File, url: HttpUrl): WebRequest(url) {
                     val elapsedMilliseconds = (System.currentTimeMillis() - startTime).toFloat()
 
                     progress = totalBytes / length * 100
-                    speedKbps = (totalBytes / elapsedMilliseconds) / 1024f * 1000f
+                    speedKbps = totalBytes / elapsedMilliseconds / 1024f * 1000f
 
                     observer?.onDownloadUpdate(this)
                 }
diff --git a/src/com/reco1l/ibancho/data/RoomMods.kt b/src/com/reco1l/ibancho/data/RoomMods.kt
index f50d4b82e..4d4d87b87 100644
--- a/src/com/reco1l/ibancho/data/RoomMods.kt
+++ b/src/com/reco1l/ibancho/data/RoomMods.kt
@@ -1,7 +1,7 @@
 package com.reco1l.ibancho.data
 
-import com.reco1l.osu.multiplayer.modsToReadable
 import com.reco1l.osu.multiplayer.Multiplayer
+import com.reco1l.osu.multiplayer.modsToReadable
 import ru.nsu.ccfit.zuev.osu.game.mods.GameMod
 import ru.nsu.ccfit.zuev.osu.game.mods.GameMod.*
 import java.util.*
@@ -73,9 +73,9 @@ data class RoomMods(
                 // DoubleTime and NightCore, comparing them as one.
                 && (MOD_DOUBLETIME in set || MOD_NIGHTCORE in set) == (MOD_DOUBLETIME in other.set || MOD_NIGHTCORE in other.set)
                 // HalfTime
-                && (MOD_HALFTIME in set == MOD_HALFTIME in other.set)
+                && MOD_HALFTIME in set == MOD_HALFTIME in other.set
                 // ScoreV2
-                && (MOD_SCOREV2 in set == MOD_SCOREV2 in other.set)
+                && MOD_SCOREV2 in set == MOD_SCOREV2 in other.set
 
                 || set == other.set
 
diff --git a/src/com/reco1l/osu/multiplayer/RoomScene.kt b/src/com/reco1l/osu/multiplayer/RoomScene.kt
index c4d2334a0..f4c623253 100644
--- a/src/com/reco1l/osu/multiplayer/RoomScene.kt
+++ b/src/com/reco1l/osu/multiplayer/RoomScene.kt
@@ -4,27 +4,13 @@ import android.app.AlertDialog
 import com.reco1l.ibancho.IPlayerEventListener
 import com.reco1l.ibancho.IRoomEventListener
 import com.reco1l.ibancho.RoomAPI
-import com.reco1l.ibancho.data.PlayerStatus
-import com.reco1l.ibancho.data.PlayerStatus.MISSING_BEATMAP
-import com.reco1l.ibancho.data.PlayerStatus.NOT_READY
-import com.reco1l.ibancho.data.PlayerStatus.PLAYING
-import com.reco1l.ibancho.data.PlayerStatus.READY
-import com.reco1l.ibancho.data.Room
-import com.reco1l.ibancho.data.RoomBeatmap
-import com.reco1l.ibancho.data.RoomGameplaySettings
-import com.reco1l.ibancho.data.RoomMods
-import com.reco1l.ibancho.data.RoomPlayer
-import com.reco1l.ibancho.data.RoomTeam
+import com.reco1l.ibancho.data.*
+import com.reco1l.ibancho.data.PlayerStatus.*
 import com.reco1l.ibancho.data.RoomTeam.BLUE
 import com.reco1l.ibancho.data.RoomTeam.RED
-import com.reco1l.ibancho.data.TeamMode
 import com.reco1l.ibancho.data.TeamMode.HEAD_TO_HEAD
 import com.reco1l.ibancho.data.TeamMode.TEAM_VS_TEAM
-import com.reco1l.ibancho.data.WinCondition
-import com.reco1l.ibancho.data.WinCondition.ACCURACY
-import com.reco1l.ibancho.data.WinCondition.MAX_COMBO
-import com.reco1l.ibancho.data.WinCondition.SCORE_V1
-import com.reco1l.ibancho.data.WinCondition.SCORE_V2
+import com.reco1l.ibancho.data.WinCondition.*
 import com.reco1l.osu.mainThread
 import com.reco1l.osu.multiplayer.Multiplayer.isConnected
 import com.reco1l.osu.multiplayer.Multiplayer.isRoomHost
@@ -55,7 +41,7 @@ import ru.nsu.ccfit.zuev.osu.online.OnlinePanel
 import ru.nsu.ccfit.zuev.osu.scoring.Replay
 import ru.nsu.ccfit.zuev.skins.OsuSkin
 import java.text.SimpleDateFormat
-import java.util.TimeZone
+import java.util.*
 import ru.nsu.ccfit.zuev.osu.GlobalManager.getInstance as getGlobal
 import ru.nsu.ccfit.zuev.osu.LibraryManager.INSTANCE as library
 import ru.nsu.ccfit.zuev.osu.ResourceManager.getInstance as getResources
@@ -423,7 +409,7 @@ object RoomScene : Scene(), IRoomEventListener, IPlayerEventListener
                 layoutMods?.baseApply(it)
                 it.setPosition(backButton!!.x + backButton!!.width, Config.getRES_HEIGHT() - it.heightScaled)
             }
-            else it.setPosition(backButton!!.x + backButton!!.width, (Config.getRES_HEIGHT() - 90f))
+            else it.setPosition(backButton!!.x + backButton!!.width, Config.getRES_HEIGHT() - 90f)
         }
 
         // Difficulty switcher
@@ -447,8 +433,8 @@ object RoomScene : Scene(), IRoomEventListener, IPlayerEventListener
             beatmapInfoRectangle?.isVisible =
                 getGlobal().selectedTrack != null &&
                 !event.isActionUp &&
-                event.x in it.x..(it.x + it.width) &&
-                event.y in it.y..(it.y + it.height)
+                event.x in it.x..it.x + it.width &&
+                event.y in it.y..it.y + it.height
         }
 
         return super.onSceneTouchEvent(event)
@@ -468,7 +454,7 @@ object RoomScene : Scene(), IRoomEventListener, IPlayerEventListener
         val texture = if (path != null && !Config.isSafeBeatmapBg())
             getResources().loadBackground(path) else getResources().getTexture("menu-background")
 
-        val height = texture.height * (Config.getRES_WIDTH() / texture.width.toFloat())
+        val height = texture.height * Config.getRES_WIDTH() / texture.width.toFloat()
         val width = Config.getRES_WIDTH().toFloat()
 
         background = SpriteBackground(Sprite(0f, (Config.getRES_HEIGHT() - height) / 2f, width, height, texture))
diff --git a/src/com/reco1l/osu/ui/StatisticSelector.kt b/src/com/reco1l/osu/ui/StatisticSelector.kt
index ed30e527a..89b462e4e 100644
--- a/src/com/reco1l/osu/ui/StatisticSelector.kt
+++ b/src/com/reco1l/osu/ui/StatisticSelector.kt
@@ -147,7 +147,7 @@ class StatisticSelector(stats: Array<StatisticV2>?) : ScrollableList(), ITouchAr
         }
     }
 
-    override fun contains(pX: Float, pY: Float): Boolean = pX in (570f .. 570f + 140f)
+    override fun contains(pX: Float, pY: Float): Boolean = pX in 570f .. 570f + 140f
 
     override fun onAreaTouched(event: TouchEvent?, x: Float, y: Float) = super.onSceneTouchEvent(event)
 }