Update count-sorted-vowel-strings.py

Author: kamyu104

Python/count-sorted-vowel-strings.py

@@ -16,4 +16,4 @@ def nCr(n, r):  # Time: O(n), Space: O(1)
                 c //= k
             return c
 
-        return nCr(n+4, 4)  # H(5, n) = nCr(n+5-1, n) = nCr(n+4, 4)
+        return nCr(n+4, 4)  # H(5, n) = C(n+5-1, n) = C(n+4, 4)