Changed libs included

marcelweikum · marcelweikum · commit 9ff5dccfbc90 · 2025-05-13T20:26:20.000+02:00
diff --git a/exercises/practice/book-store/.meta/example.cpp b/exercises/practice/book-store/.meta/example.cpp
@@ -2,8 +2,8 @@
 #include <limits>
 #include <map>
 #include <stdexcept>
-#include <string>
 #include <vector>
+#include <algorithm>
 
 #include "book_store.h"
 
