diff --git a/convert_to_roman_numerals.py b/convert_to_roman_numerals.py
new file mode 100644
index 0000000..60f5074
--- /dev/null
+++ b/convert_to_roman_numerals.py
@@ -0,0 +1,14 @@
+import sys
+
+x = 'IVXLCDM '
+with open(sys.argv[1], 'r') as f:
+    for l in f:
+        r = ''
+        a = int(l)
+        i = 0
+        while a > 0:
+            d = a % 10
+            r = (x[i] + x[i+2] if d == 9 else x[i] + x[i+1] if d == 4 else x[i+1] * (d // 5) + x[i] * (d % 5)) + r
+            a //= 10
+            i += 2
+        print(r)