diff --git a/armstrong no.py b/armstrong no.py
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--- /dev/null
+++ b/armstrong no.py	
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+# Python program to check if the number provided by the user is an Armstrong number or not
+
+# take input from the user
+# num = int(input("Enter a number: "))
+
+# initialize sum
+sum = 0
+
+# find the sum of the cube of each digit
+temp = num
+while temp > 0:
+   digit = temp % 10
+   sum += digit ** 3
+   temp //= 10
+
+# display the result
+if num == sum:
+   print(num,"is an Armstrong number")
+else:
+   print(num,"is not an Armstrong number")