1 files changed, 20 insertions, 0 deletions
diff --git a/challenge-112/stuart-little/node/ch-2.js b/challenge-112/stuart-little/node/ch-2.js
new file mode 100755
index 0000000000..d29b016779
--- /dev/null
+++ b/challenge-112/stuart-little/node/ch-2.js
@@ -0,0 +1,20 @@
+#!/usr/bin/env node
+
+// run <script> <number>
+
+let memo = [
+    [[1,],],
+    [[1,1],[2,]],
+];
+
+function memoSteps(n) {
+    if (typeof(memo[n]) === 'undefined') {
+	memo[n] = [...(memoSteps(n-1).map(x => [1,...x])) , ...(memoSteps(n-2).map(x => [2,...x]))];
+    }
+    return memo[n]
+}
+
+const res = memoSteps(parseInt(process.argv[2])-1);
+console.log(`${res.length}
+${"-".repeat(12)}`);
+res.forEach(x => console.log(x));