Node.js solution for week 111, part 1

1 files changed, 37 insertions, 0 deletions

diff --git a/challenge-111/abigail/node/ch-1.js b/challenge-111/abigail/node/ch-1.js
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+++ b/challenge-111/abigail/node/ch-1.js
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+#!/usr/local/bin/node
+
+//
+// See ../README.md
+//
+
+//
+// Run as: node ch-1.js < input-file
+//
+
+let MATRIX_SIZE = 5
+
+//
+// Read in all the numbers, both the matrix and the target numbers
+//
+let numbers = 
+  require      ("fs")
+. readFileSync (0)                     // Read all.
+. toString     ()                      // Turn it into a string.
+. match        (/-?[0-9]+/g)
+
+//
+// Populate the matrix
+//
+let matrix = {}
+for (let i = 0; i < MATRIX_SIZE * MATRIX_SIZE; i ++) {
+    matrix [numbers [i]] = 1
+}
+
+//
+// Check the rest of the numbers whether they're present
+// in the matrix.
+//
+for (let j = MATRIX_SIZE * MATRIX_SIZE; j < numbers . length; j ++) {
+    console . log (matrix [numbers [j]] ? 1 : 0)
+}
+