diff --git a/src/io.h b/src/io.h
index ebe4d8d..3556351 100644
--- a/src/io.h
+++ b/src/io.h
@@ -1,12 +1,13 @@
 #pragma once
-#include <iostream> // for std::cout
+#include <iostream>
+#include <string>
+
 void add_two_numbers();
 int read_number();
 void write_answer(int x);
 void convert_char_to_ascii();
 void print_type_size_bytes();
 
-#include <string>
 template <typename T>
 struct TypeName
 {
@@ -39,7 +40,8 @@ void bubble_sort(int size, T *a)
             }
         }
     }
-}
+};
+
 template <typename T>
 void bubble_sort_print(int size, T *a)
 {
@@ -53,4 +55,4 @@ void bubble_sort_print(int size, T *a)
     for (int i = 0; i < size; i++)
         std::cout << a[i] << ", ";
     std::cout << "\n";
-}
\ No newline at end of file
+};
\ No newline at end of file