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40 lines
838 B
Perl
40 lines
838 B
Perl
#!/usr/bin/perl
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#
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# Treat each line as a sequence of comma and/or space delimited
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# floating point numbers, and compute basic statistics on them.
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# These are written to standard output
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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$min = 1.7976931348623157E+308;
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$max = 2.2250738585072014E-308;
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$sum = $num = 0;
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while(<>) {
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chomp;
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@nums = split(/[\s,]+/, $_);
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next if($#nums < 0);
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$num += scalar @nums;
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foreach (@nums) {
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$min = $_ if($_ < $min);
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$max = $_ if($_ > $max);
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$sum += $_;
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}
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}
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if($num) {
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$avg = $sum / $num;
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} else {
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$min = $max = 0;
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}
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printf "%d\tmin=%.2f, avg=%.2f, max=%.2f, sum=%.2f\n",
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$num, $min, $avg, $max, $sum;
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# end
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