MIDI 2 txt source code, but the code is not complete. If any one find the head source code, pls tell me. Thank you-MIDI 2 txt source code, but the code is not complete. If any one find the h perf source code, pls tell me. Thank you

进入程序后，选择弹奏歌曲或听歌曲，选听时自动播放，按任意键可跳出，选弹时按1，2，3，4，5，6，7，q,w,e,r,t,y,u, a,s,d,f,g,h,j, z,x,c,v,b,n,m 发音，按键错误跳出。