11 lines
257 B
Perl
11 lines
257 B
Perl
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#!/usr/local/bin/perl
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$integer = <STDIN>;
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chop ($integer);
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if ($integer !~ /^[0-9]+$|^0[xX][0-9a-fa-F]+$/) {
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die ("$integer is not a legal integer\n");
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}
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if ($integer =~ /^0/) {
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$integer = oct ($integer);
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}
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print ("$integer\n");
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