例題
[P2571.cob] 000001 IDENTIFICATION DIVISION. 000002 PROGRAM-ID. P2571. 000003 ENVIRONMENT DIVISION. 000004 DATA DIVISION. 000005 WORKING-STORAGE SECTION. 000006 01 WGRP. 000007 02 WOCC PIC X 000008 OCCURS 10 INDEXED BY IX1. 000009 PROCEDURE DIVISION. 000010 MOVE SPACE TO WOCC(1 000011 END PROGRAM P2571.
P2571.cob 10: JMN2571I-S 添字付けまたは部分参照の右括弧が指定されていません．右括弧を挿入します．
