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| author | Abigail <abigail@abigail.freedom.nl> | 2021-12-27 18:20:34 +0100 |
|---|---|---|
| committer | Abigail <abigail@abigail.freedom.nl> | 2021-12-29 20:19:41 +0100 |
| commit | a7cfe19e7988033b8b37d4effedcf01ee203ff0e (patch) | |
| tree | ab78dd124aef81b9f58ec35ca24e9b768e1d3512 /challenge-145/abigail/node/ch-1.js | |
| parent | 767f501835ea07823607293b532b6a0520fafc3b (diff) | |
| download | perlweeklychallenge-club-a7cfe19e7988033b8b37d4effedcf01ee203ff0e.tar.gz perlweeklychallenge-club-a7cfe19e7988033b8b37d4effedcf01ee203ff0e.tar.bz2 perlweeklychallenge-club-a7cfe19e7988033b8b37d4effedcf01ee203ff0e.zip | |
Week 145
Diffstat (limited to 'challenge-145/abigail/node/ch-1.js')
| -rw-r--r-- | challenge-145/abigail/node/ch-1.js | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/challenge-145/abigail/node/ch-1.js b/challenge-145/abigail/node/ch-1.js new file mode 100644 index 0000000000..2d4b94d896 --- /dev/null +++ b/challenge-145/abigail/node/ch-1.js @@ -0,0 +1,15 @@ +#!/usr/local/bin/node + +// +// See ../README.md +// + +// +// Run as: node ch-1.js < input-file +// + +let fs = require ("fs") +let [a, b] = fs . readFileSync (0) . toString () . trim () . split ("\n") . + map (line => (line . split (" ")) . map (n => +n)) + +console . log (a . reduce ((sum, n, i) => {return sum + a [i] * b [i]}, 0)) |