From ed59f5bf1b35269cf4324dbb72df863bf50dac01 Mon Sep 17 00:00:00 2001
From: ROUVREAU Vincent <vincent.rouvreau@inria.fr>
Date: Tue, 20 Aug 2019 14:33:21 +0200
Subject: Add include iostream when needed, and remove CGAL includes when not
 required

---
 src/Subsampling/example/example_choose_n_farthest_points.cpp | 1 +
 src/Subsampling/example/example_custom_kernel.cpp            | 4 +---
 src/Subsampling/example/example_pick_n_random_points.cpp     | 1 +
 src/Subsampling/example/example_sparsify_point_set.cpp       | 1 +
 4 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/Subsampling/example/example_choose_n_farthest_points.cpp b/src/Subsampling/example/example_choose_n_farthest_points.cpp
index ebf631fc..5cfeb4d8 100644
--- a/src/Subsampling/example/example_choose_n_farthest_points.cpp
+++ b/src/Subsampling/example/example_choose_n_farthest_points.cpp
@@ -3,6 +3,7 @@
 #include <CGAL/Epick_d.h>
 #include <CGAL/Random.h>
 
+#include <iostream>
 #include <vector>
 #include <iterator>
 
diff --git a/src/Subsampling/example/example_custom_kernel.cpp b/src/Subsampling/example/example_custom_kernel.cpp
index 2d42bdde..f1eb757b 100644
--- a/src/Subsampling/example/example_custom_kernel.cpp
+++ b/src/Subsampling/example/example_custom_kernel.cpp
@@ -1,8 +1,6 @@
 #include <gudhi/choose_n_farthest_points.h>
 
-#include <CGAL/Epick_d.h>
-#include <CGAL/Random.h>
-
+#include <iostream>
 #include <vector>
 #include <iterator>
 
diff --git a/src/Subsampling/example/example_pick_n_random_points.cpp b/src/Subsampling/example/example_pick_n_random_points.cpp
index 1e38e405..25266403 100644
--- a/src/Subsampling/example/example_pick_n_random_points.cpp
+++ b/src/Subsampling/example/example_pick_n_random_points.cpp
@@ -3,6 +3,7 @@
 #include <CGAL/Epick_d.h>
 #include <CGAL/Random.h>
 
+#include <iostream>
 #include <vector>
 #include <iterator>
 
diff --git a/src/Subsampling/example/example_sparsify_point_set.cpp b/src/Subsampling/example/example_sparsify_point_set.cpp
index b35a18d9..a8caa720 100644
--- a/src/Subsampling/example/example_sparsify_point_set.cpp
+++ b/src/Subsampling/example/example_sparsify_point_set.cpp
@@ -3,6 +3,7 @@
 #include <CGAL/Epick_d.h>
 #include <CGAL/Random.h>
 
+#include <iostream>
 #include <vector>
 #include <iterator>
 
-- 
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