diff --git a/armstrong.py b/armstrong.py
new file mode 100644
index 0000000..1217717
--- /dev/null
+++ b/armstrong.py
@@ -0,0 +1,17 @@
+print("Enter a number")
+answer=input()
+
+n=int(answer)
+a=n
+sum=0
+d=0
+
+while n>0:
+    d=n%10
+    sum=sum+d**3
+    n=n/10
+
+if sum==a:
+    print(a, "is an Armstrong number")
+else:
+    print(a, "is not an armstrong number")