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20 lines
292 B
Plaintext
20 lines
292 B
Plaintext
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#!/usr/bin/perl
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$sel = $ARGV[0];
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shift @ARGV;
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for (@ARGV) {
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$s = 0;
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$n = 0;
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open(FILE, $_) || die "$_: $!";
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while (<FILE>) {
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$c = 0 if /<TR>/;
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if (/<TD[^>]*>([0-9.]+)/ ) {
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$c++;
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next unless $c == $sel;
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$s += $1;
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$n++;
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}
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}
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close FILE;
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print "$s/$n = ", $s/$n, "\n";
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}
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