WHY

@echo off
md "今日播放" 2>nul
PowerShell "$a=@{英文=2;故事=1;歌曲=3;相声=5};dir .\*\*.mp[3-4]|group{$_.Directory.Name}|?{$a.ContainsKey($_.Name)}|%%{mv $_.Group[0..($a[$_.Name]-1)] -Dest '.\今日播放\' -Force}"
pause
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WHY

@echo off & setlocal enabledelayedexpansion
md "今日播放" 2>nul
set /a _英文=2, _故事=1, _歌曲=3, _相声=5
for /d %%i in (*) do (
    set n=0
    for %%j in ("%%i\*.mp3" "%%i\*.mp4") do (
        set /a n+=1 & if !n! LEQ !_%%i! move "%%j" "今日播放\"
    )
)
pause
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