stylistic choices

day01cpp/main.cpp

@@ -25,13 +25,12 @@ void part_a() {
 
 void part_b() {
     std::ifstream data("data.txt");
-
-    constexpr std::array<std::string_view, 9> numbers
-        = { "one", "two", "three", "four", "five", "six", "seven", "eight", "nine" };
-
     std::string   line;
     uint32_t      sum = 0;
 
+    static constexpr std::array<std::string_view, 9> numbers
+        = { "one", "two", "three", "four", "five", "six", "seven", "eight", "nine" };
+
     while (std::getline(data, line)) {
         std::pair num_a { 0, line.size() };
         for (size_t index = 0; index < numbers.size(); ++index) {