Remove now unnecessary #includes.

diff --git a/examples/step-18/step-18.cc b/examples/step-18/step-18.cc
index 5e0f08ff7416b6810f51c5f87b22759cb3f15d28..026ba3b3af1369820c2395996f286b11c471a8d6 100644 (file)
--- a/examples/step-18/step-18.cc
+++ b/examples/step-18/step-18.cc
@@ -74,7 +74,6 @@
 // This is then simply C++ again:
 #include <fstream>
 #include <iostream>
-#include <sstream>
 #include <iomanip>
 
 // The last step is as in all previous programs:

diff --git a/examples/step-43/step-43.cc b/examples/step-43/step-43.cc
index 774597185117e0e268066cdd670a74a3c63f9586..c2d183340c17de07ac3d471de0eb37486873373d 100644 (file)
--- a/examples/step-43/step-43.cc
+++ b/examples/step-43/step-43.cc
@@ -68,8 +68,6 @@
 #include <iostream>
 #include <fstream>
 #include <memory>
-#include <sstream>
-#include <memory>
 
 
 // At the end of this top-matter, we open a namespace for the current project

diff --git a/examples/step-50/step-50.cc b/examples/step-50/step-50.cc
index 22258225fc6478729f81a20265dd369da8e66fd7..f55424db21f1bc0f7617ce9cabd208be47eb1fc6 100644 (file)
--- a/examples/step-50/step-50.cc
+++ b/examples/step-50/step-50.cc
@@ -90,7 +90,6 @@ namespace LA
 // This is C++:
 #include <iostream>
 #include <fstream>
-#include <sstream>
 
 // The last step is as in all
 // previous programs: