diff --git a/main.cpp b/main.cpp
index 30f03fa..55e9812 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,6 +1,6 @@
 #include "std_lib_inc.h"
 
-constexpr vector<string> first_digit_strings = {
+constexpr vector<string> right_digit_strings = {
 "", "ein", "zwei", "drei", "vier", "fuenf", "sechs", "sieben", "acht", "neun"
 };
 
@@ -38,7 +38,7 @@ int main()
                 number_constructor = "s";
             if (middle_digit > 1 && right_digit != 0)
                 number_constructor = "und";
-            number_constructor = first_digit_strings[right_digit] + number_constructor;
+            number_constructor = right_digit_strings[right_digit] + number_constructor;
         }
         else
         {
@@ -59,7 +59,7 @@ int main()
         {
             int left_digit = ((input % 1000) - middle_digit) / 100;
             if (left_digit != 1)
-                number_constructor = first_digit_strings[left_digit];
+                number_constructor = right_digit_strings[left_digit];
             else
                 number_constructor = "";
             result.push_back(number_constructor + "hundert");