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# read_and_write.pl
# read from an input file 
# and write the content to an output file. 
# Assume the two filenames are provided in the command line. 
 
my $in_file = shift;
my $out_file = shift;
 
open IN, "<$in_file";
open OUT, ">$out_file";
while ( my $line = <IN> ) {
	print OUT "$line";
}
close OUT;
close IN;