diff --git a/ROR-Assignment-Day-01/check_odd_even.rb b/ROR-Assignment-Day-01/check_odd_even.rb
new file mode 100644
index 0000000..f4d0411
--- /dev/null
+++ b/ROR-Assignment-Day-01/check_odd_even.rb
@@ -0,0 +1,15 @@
+def odd_or_even(number)
+  return "Zero is neither odd nor even" if number.zero?
+  number.even? ? "Even" : "Odd"
+end
+
+print "Enter a number: "
+input = gets.strip
+
+if input.match?(/^-?\d+$/)
+  number = input.to_i
+  puts odd_or_even(number)
+else
+  puts "Please enter a valid integer"
+end
+