Piano saves output in c:piano.txt

Piano saves output in c:piano.txt #include<conio.h> #include<dos.h> #include<fstream.h> void jain(int a) { sound((a*8)/2); delay(300); nosound(); } void main(int argc,char *argv[]) { char anuj; fstream file1; file1.open(argv[1],ios::out); clrscr(); cout<<"PIANO "<<" Press `q' to exit. "; while(anuj!='q') { jain(anuj); anuj=getch(); if(anuj!='q') file1.put(anuj); } file1.close(); }