Merge pull request #4180 from stuart-little/stuart-little_115_node

1st commit on 115_node

2 files changed, 20 insertions, 0 deletions

diff --git a/challenge-115/stuart-little/node/ch-1.js b/challenge-115/stuart-little/node/ch-1.js
new file mode 100755
index 0000000000..f7dcc6e5b1
--- /dev/null
+++ b/challenge-115/stuart-little/node/ch-1.js
@@ -0,0 +1,14 @@
+#!/usr/bin/env node
+
+// run <script> <space-separated strings>
+
+function canChain(words,start,end) {
+    if (words.length === 0) {return 0}
+    if (words.length === 1) {
+	return 0+(words[0].slice(0,1) === start && words[0].slice(-1) === end)
+    }
+    const startIdxs = words.map((el,ix) => ix).filter(ix => words[ix].slice(0,1) === start)
+    return 0+( startIdxs.map(ix => canChain(words.map((el,ix) => ix).filter(x => x !== ix).map( ix => words[ix] ), words[ix].slice(-1), end)).some(x => x) )    
+}
+
+console.log((process.argv.length < 4) ? (0) : (canChain(process.argv.slice(3), process.argv[2].slice(-1), process.argv[2].slice(0,1))))
diff --git a/challenge-115/stuart-little/node/ch-2.js b/challenge-115/stuart-little/node/ch-2.js
new file mode 100755
index 0000000000..27c7a98cb4
--- /dev/null
+++ b/challenge-115/stuart-little/node/ch-2.js
@@ -0,0 +1,6 @@
+#!/usr/bin/env node
+
+// run <script> <space-separated digits>
+
+attemptedOut = process.argv.slice(2).sort().reverse().join("").replace(/(.)([13579]*)$/, '$2$1');
+console.log( (parseInt(attemptedOut) % 2 == 0) ? (attemptedOut) : ("No even digits..") );