Returns data similar to 1 A, 1 B as a concatenation of 1 A and a, using only one cycle overhead

 // <summary>
///returns data similar to 1 A, 1 B as a concatenation of 1 A and a/// </summary>        /// <param name= "list" ></param>        /// <returns></returns>        PrivateBookinginshoplistdatacontract[] Gendistinctlist (list<bookinginshoplistdatacontract>list) {            //define the actual aimlist to be returned to the interfaceList<bookinginshoplistdatacontract> aimlist =NewList<bookinginshoplistdatacontract>(); stringBookingno =string.            Empty; stringRepairType =string.            Empty; Bookinginshoplistdatacontract Clonedc=Newbookinginshoplistdatacontract (); Bookinginshoplistdatacontract ADDDC=NULL; if(list. Count = =0)            {                returnAimlist.toarray (); }            foreach(varIteminchlist) {                if(string. IsNullOrEmpty (Bookingno)) {Bookingno=item.                    Bookingno; RepairType=item.                Repairtypename; }                Else if(Bookingno = =item. Bookingno) {if(!string. IsNullOrEmpty (item. Repairtypename)) {RepairType= RepairType +","+item.                    Repairtypename; }                }                Else{Addnewclonedc (ADDDC, Clonedc, Bookingno, RepairType, aimlist); Clonedc=Newbookinginshoplistdatacontract (); Bookingno=item.                    Bookingno; RepairType=item.                Repairtypename; } ADDDC=item;            } addnewclonedc (ADDDC, Clonedc, Bookingno, RepairType, aimlist); returnAimlist.toarray (); }        Private voidAddnewclonedc (bookinginshoplistdatacontract aadddc, Bookinginshoplistdatacontract ACloneDC,stringAbookingno,stringArepairtype, list<bookinginshoplistdatacontract>aaimlist) {Aclonedc.bookingno=Abookingno; Aclonedc.bookingstatus=Aadddc.bookingstatus; Aclonedc.ownername=Aadddc.ownername; Aclonedc.ownerphone=Aadddc.ownerphone; Aclonedc.carlicenseno=Aadddc.carlicenseno; Aclonedc.frameno=Aadddc.frameno; Aclonedc.bookcometime=Aadddc.bookcometime; Aclonedc.bookendtime=Aadddc.bookendtime; Aclonedc.receiver=Aadddc.receiver; Aclonedc.receivername=Aadddc.receivername; Aclonedc.opertatorname=Aadddc.opertatorname; Aclonedc.repairtypename=Arepairtype; Aclonedc.solicittype=Aadddc.solicittype;        Aaimlist.add (ACLONEDC); }

Returns data similar to 1 A, 1 B as a concatenation of 1 A and a, using only one cycle overhead