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| author | Mohammad S Anwar <Mohammad.Anwar@yahoo.com> | 2022-04-03 04:21:55 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-04-03 04:21:55 +0100 |
| commit | cac254d63bca6e312efe7f414b164e6e0510d1bb (patch) | |
| tree | 054cd0fee52548b2b1928b5f29adaff0423c4e91 | |
| parent | 41afd9afe8e9f733256b64c7dea5d953fa4cb397 (diff) | |
| parent | 28e89e8ad9b1250176d0700b3a4602ea8f162fce (diff) | |
| download | perlweeklychallenge-club-cac254d63bca6e312efe7f414b164e6e0510d1bb.tar.gz perlweeklychallenge-club-cac254d63bca6e312efe7f414b164e6e0510d1bb.tar.bz2 perlweeklychallenge-club-cac254d63bca6e312efe7f414b164e6e0510d1bb.zip | |
Merge pull request #5874 from E7-87-83/newt
further optimize my Dart code
| -rw-r--r-- | challenge-158/cheok-yin-fung/dart/ch-2.dart | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/challenge-158/cheok-yin-fung/dart/ch-2.dart b/challenge-158/cheok-yin-fung/dart/ch-2.dart index 08b2ad77b0..7d425e4584 100644 --- a/challenge-158/cheok-yin-fung/dart/ch-2.dart +++ b/challenge-158/cheok-yin-fung/dart/ch-2.dart @@ -17,9 +17,9 @@ void main(List<String> args) { spokes.add( rp_to_30[i] ); // skip 1 while (pp <= arg) { if (pp % 5 == 0) continue; // pp must be coprime to 2 and 3. - if (spokes.last <= sqrt(pp)) { - for (int k=1; k*30 <= sqrt(pp); k++) - rp_to_30.forEach( (e) => spokes.add(e+k*30) ); + if (spokes.last < sqrt(pp)) { + var k = ((spokes.last+1)/30).floor(); + rp_to_30.forEach( (e) => spokes.add(e+k*30) ); } y++; if (spokes.any( (d) => pp % d == 0 )) { |