#!/opt/gnu/bin/perl -w

# Splitit: split columnized variable lists such as SAS input or
# SPSS data list statements (puts each field on a separate line)
# Assumes all variable names begin with a letter!  Adjust the
# the pattern match in the split statement if desired.
#  Kent Nassen, 4/22/97 & 8/15/97
 
# Sample input:
#   V1 1-4                   V2 5-8                   V3 9-9                   
#   V4 10-13 (A)             V5 14-14                 V6 15-16                 
#   V7 17-17                 V8 18-19                 V9 20-21

# Sample output:
#  V1 1-4
#  V2 5-8
#  V3 9-9
#  V4 10-13 (A)
#  V5 14-14
#  V6 15-16
#  V7 17-17
#  V8 18-19
#  V9 20-21
$i=0;
while (<>) {
		chop;
        for ($_) { s/^\s+//; s/$/ /; s/\n//g; }
	@fields = split /([A-Za-z][A-Za-z0-9_]* )/, $_;
	for ($i=1; $i<=$#fields; $i=$i+2) {
			print "   ",${fields}[$i],${fields}[$i+1],"\n";
		}
	}