       IDENTIFICATION DIVISION.
       PROGRAM-ID. ABC047-A.
       DATA DIVISION.
       FILE SECTION.
       WORKING-STORAGE SECTION.
       77 STR PIC X(11).
       77 A PIC 9(3).
       77 B PIC 9(3).
       77 C PIC 9(3).
       77 MX PIC 9(3).
       77 SM PIC 9(3).

       PROCEDURE DIVISION.
       MAIN-PROCEDURE.
            ACCEPT STR FROM SYSIN.
            UNSTRING STR DELIMITED " "
             INTO A B C.
            COMPUTE SM = A + B + C.
            MOVE A TO MX.
            MOVE FUNCTION MAX (MX, B) TO MX.
            MOVE FUNCTION MAX (MX, C) TO MX.
            IF MX = SM - MX THEN
                DISPLAY "Yes"
            ELSE
                DISPLAY "Yes"
            END-IF.
            STOP RUN.
       END PROGRAM ABC047-A.
