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#!/usr/local/bin/perl
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#node 10 -> 4
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while (<>)
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{
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next unless /^node/;
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chop;
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@a=split;
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$num{$a[3]}++;
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}
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@a=sort {$a <=> $b } keys %num;
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foreach (0 .. $a[$#a])
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{
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printf "%4d:%4d\n",$_,$num{$_};
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}
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