       IDENTIFICATION DIVISION.
       PROGRAM-ID. PROG007.
       AUTHOR.    PEDRO.
      *
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SPECIAL-NAMES.
           DECIMAL-POINT IS COMMA.
       INPUT-OUTPUT SECTION.
       FILE-CONTROL.
           SELECT CADCLI ASSIGN TO DISK.
           SELECT ALTCLI ASSIGN TO DISK.
           SELECT CADCLIN ASSIGN TO DISK.
      *
       DATA DIVISION.
       FILE SECTION.
       FD CADCLI
          LABEL RECORD IS STANDARD
          RECORD CONTAINS 92 CHARACTERS
          DATA RECORD IS WS-REG-CADCLI
          VALUE OF FILE-ID "C:\IDECobol\cadcli.txt".
       01 WS-REG-CADCLI.
        05 WS-CHAVE-CADCLI.
         10 WS-CADCLI-AGENCIA PIC 9(05).
         10 WS-CADCLI-NUMERO-CONTA PIC 9(10).
        05 WS-CADCLI-NOME-CLIENTE PIC X(40).
        05 WS-CADCLI-TELEFONE PIC 9(08).
        05 WS-CADCLI-SALDO-ATUAL PIC S9(11)V99.
        05 WS-DATA-GRAVACAO.
         10 WS-CADCLI-ANO-GRAVACAO PIC 9(04).
         10 WS-CADCLI-MES-GRAVACAO PIC 9(02).
         10 WS-CADCLI-DIA-GRAVACAO PIC 9(02).
        05 WS-CADCLI-HORA-GRAVACAO PIC 9(08).
       FD ALTCLI
         LABEL RECORD IS STANDARD
         RECORD CONTAINS 76 CHARACTERS
         DATA RECORD IS WS-REGISTRO-ALTCLI
         VALUE OF FILE-ID "C:\IDECobol\altcli.txt".
       01 WS-REGISTRO-ALTCLI.
        05 WS-CHAVE-ALTCLI.
         10 WS-ALTCLI-AGENCIA PIC 9(05).
         10 WS-ALTCLI-NUMERO-CONTA PIC 9(10).
        05 WS-ALTCLI-NOME-CLIENTE PIC X(40).
        05 WS-ALTCLI-TELEFONE PIC 9(08).
        05 WS-ALTCLI-RENDA-MENSAL PIC S9(11)V99.
       FD CADCLIN
          LABEL RECORD IS STANDARD
          RECORD CONTAINS 105 CHARACTERS
          DATA RECORD IS WS-REGISTRO-CADCLIN
          VALUE OF FILE-ID "C:\IDECobol\cadclin.txt".
       01 WS-REGISTRO-CADCLIN.
        05 WS-CADCLIN-AGENCIA PIC 9(05).	     
        05 WS-CADCLIN-NUMERO-CONTA PIC 9(10).          
        05 WS-CADCLIN-NOME-CLIENTE PIC X(40).
        05 WS-CADCLIN-TELEFONE PIC 9(08).
        05 WS-CADCLIN-RENDA-MENSAL PIC S9(11)V99.
        05 WS-CADCLIN-SALDO-ATUAL PIC S9(11)V99.
        05 WS-CADCLIN-DATA-GRAVACAO.
         10 WS-CADCLIN-ANO-GRAVACAO PIC 9(04).
         10 WS-CADCLIN-MES-GRAVACAO PIC 9(02).
         10 WS-CADCLIN-DIA-GRAVACAO PIC 9(02).
        05 WS-CADCLIN-HORA-GRAVACAO PIC 9(08).
       WORKING-STORAGE SECTION.
       01 WS-HORA.
        05 WS-HRA PIC 9(02) VALUE ZEROS.
        05 WS-MIN PIC 9(02) VALUE ZEROS.
        05 WS-SEC PIC 9(02) VALUE ZEROS.
        05 WS-CSE PIC 9(02) VALUE ZEROS.
       01 WS-DATA.
        05 WS-ANO PIC 9(02) VALUE ZEROS.
        05 WS-MES PIC 9(02) VALUE ZEROS.
        05 WS-DIA PIC 9(02) VALUE ZEROS.
      *
       PROCEDURE DIVISION.
       010-INICIO.
           ACCEPT WS-DATA FROM DATE.
           ACCEPT WS-HORA FROM TIME.
           OPEN INPUT CADCLI.
           OPEN INPUT ALTCLI.
           OPEN OUTPUT CADCLIN.
           PERFORM 030-LER-CADCLI.
           PERFORM 040-LER-ALTCLI.
           PERFORM 020-COMPARA UNTIL WS-CHAVE-CADCLI = HIGH-VALUE
                   AND WS-CHAVE-ALTCLI = HIGH-VALUE. 
       020-COMPARA.
           IF WS-CHAVE-CADCLI EQUAL WS-CHAVE-ALTCLI
            MOVE WS-ALTCLI-AGENCIA TO WS-CADCLIN-AGENCIA
            MOVE WS-ALTCLI-NUMERO-CONTA TO WS-CADCLIN-NUMERO-CONTA
            MOVE WS-ALTCLI-NOME-CLIENTE TO WS-CADCLIN-NOME-CLIENTE	
            MOVE WS-ALTCLI-TELEFONE TO WS-CADCLIN-TELEFONE
            MOVE WS-ALTCLI-RENDA-MENSAL TO WS-CADCLIN-RENDA-MENSAL
            MOVE WS-CADCLI-SALDO-ATUAL TO WS-CADCLIN-SALDO-ATUAL
            MOVE WS-ANO TO WS-CADCLIN-ANO-GRAVACAO
            MOVE WS-MES TO WS-CADCLIN-MES-GRAVACAO
            MOVE WS-DIA TO WS-CADCLIN-DIA-GRAVACAO
            MOVE WS-HORA TO WS-CADCLIN-HORA-GRAVACAO
            WRITE WS-REGISTRO-CADCLIN
            PERFORM 030-LER-CADCLI
            PERFORM 040-LER-ALTCLI
           ELSE 
            IF WS-CHAVE-CADCLI > WS-CHAVE-ALTCLI
            MOVE WS-ALTCLI-AGENCIA TO WS-CADCLIN-AGENCIA
            MOVE WS-ALTCLI-NUMERO-CONTA TO WS-CADCLIN-NUMERO-CONTA
            MOVE WS-ALTCLI-NOME-CLIENTE TO WS-CADCLIN-NOME-CLIENTE	
            MOVE WS-ALTCLI-TELEFONE TO WS-CADCLIN-TELEFONE
            MOVE WS-ALTCLI-RENDA-MENSAL TO WS-CADCLIN-RENDA-MENSAL
            MOVE ZEROS TO WS-CADCLIN-SALDO-ATUAL
            MOVE WS-ANO TO WS-CADCLIN-ANO-GRAVACAO
            MOVE WS-MES TO WS-CADCLIN-MES-GRAVACAO
            MOVE WS-DIA TO WS-CADCLIN-DIA-GRAVACAO
            MOVE WS-HORA TO WS-CADCLIN-HORA-GRAVACAO
             WRITE WS-REGISTRO-CADCLIN
             PERFORM 040-LER-ALTCLI
            ELSE
             PERFORM 030-LER-CADCLI.
       030-LER-CADCLI.
           READ CADCLI AT END MOVE HIGH-VALUE TO WS-CHAVE-CADCLI.
       040-LER-ALTCLI.
           READ ALTCLI AT END MOVE HIGH-VALUE TO WS-CHAVE-ALTCLI.
       090-FIM.
           CLOSE CADCLI.
           CLOSE ALTCLI.
           CLOSE CADCLIN.
       STOPRUN.