... mau;do{mau=random(16);}while(mau<10);char n[70]; bool flag=true; gotoxy(25,3); displaytext("CT TRO GIUP HOCTIENG NHAT& quot;,1); gotoxy(1,1); while(1) { _setcursortype(2); for(int i=17;i<49;i++) { ... xep")) {clrscr(); cout<<"\n\n Tu dong sap xep thu vien,,,,,\n\n Xin hay cho trong choc lat,,,\n\n Hanh dong nay co the se mat nhieu phut,,,,\n\n Lam on hay cho doi "; arrange();...