ابو يسرى

void Book() { int inst=0,day,time; cout<<"Booking."<<endl; cout<<"Instructor:\n 1) Jeff\n 2) Anna\n 3) Peter\n 4) Michael\n 5) Kerry"<<endl; while(1) { char __inst; cin>>__inst; if((__inst>'0')&&(__inst<'6')) { inst=(int)__inst-48; break; } } inst--; Schedule:…