36 lines
546 B
Perl
36 lines
546 B
Perl
package part2;
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use 5.20.0;
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use warnings;
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use experimental qw/
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signatures
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postderef
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/;
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use List::AllUtils qw/ minmax sum /;
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sub solution($target, $entries) {
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my @numbers = split "\n", $entries;
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my $sum = 0;
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my @seq;
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while( @numbers ) {
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while( $sum < $target ) {
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push @seq, shift @numbers;
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$sum += $seq[-1];
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}
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while( $sum > $target ) {
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$sum -= shift @seq;
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}
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if( $sum == $target ) {
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return sum minmax @seq;
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}
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}
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}
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1;
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