From c9b6b9a5ca082fe7c1b6f58d7713f785a9eb6a5c Mon Sep 17 00:00:00 2001
From: Martial Simon <msimon_fr@hotmail.com>
Date: Mon, 15 Sep 2025 01:08:27 +0200
Subject: add: graphs et rushs

---
 graphs/js/armstrongNumber/armstrongNumber.js | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 graphs/js/armstrongNumber/armstrongNumber.js

(limited to 'graphs/js/armstrongNumber/armstrongNumber.js')

diff --git a/graphs/js/armstrongNumber/armstrongNumber.js b/graphs/js/armstrongNumber/armstrongNumber.js
new file mode 100644
index 0000000..59da441
--- /dev/null
+++ b/graphs/js/armstrongNumber/armstrongNumber.js
@@ -0,0 +1,17 @@
+function armstrongNumber(number) {
+    if (number < 0 || number == null || number == undefined) {
+        return false;
+    }
+
+    const ndigits = number.toString().length;
+    let sum = 0;
+
+    for (let i = 0; i < ndigits; i++) {
+        sum = sum + number.toString()[i] ** ndigits;
+    }
+
+    return sum === number;
+}
+module.exports = {
+    armstrongNumber,
+};
-- 
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