Four is the number of letters in the ...: Difference between revisions

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@@ Line 140: / Line 140: @@
     return result;
 }
-const char* words[] = {
-    "Four", "is", "the", "number", "of", "letters", "in", "the",
-    "first", "word", "of", "this", "sentence,"
-};
 size_t count_letters(const std::string& str) {
@@ Line 156: / Line 151: @@
 std::vector<std::string> sentence(size_t count) {
+    static const char* words[] = {
+        "Four", "is", "the", "number", "of", "letters", "in", "the",
+        "first", "word", "of", "this", "sentence,"
+    };
     std::vector<std::string> result;
+    result.reserve(count + 10);
     size_t n = std::size(words);
     for (size_t i = 0; i < n && i < count; ++i) {