Fix cpplint and cppcheck

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/persistence_representation_integration@2480 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: 9ad6fc7b096fff02a8696515c074ddd92980a8e2

1 files changed, 3 insertions, 0 deletions

diff --git a/src/Persistence_representations/utilities/persistence_intervals/plot_histogram_of_intervals_lengths.cpp b/src/Persistence_representations/utilities/persistence_intervals/plot_histogram_of_intervals_lengths.cpp
index 6bdb0081..b8f96b60 100644
--- a/src/Persistence_representations/utilities/persistence_intervals/plot_histogram_of_intervals_lengths.cpp
+++ b/src/Persistence_representations/utilities/persistence_intervals/plot_histogram_of_intervals_lengths.cpp
@@ -24,6 +24,9 @@
 #include <gudhi/Persistence_intervals.h>
 
 #include <iostream>
+#include <vector>
+#include <limits>
+#include <utility>
 
 using namespace Gudhi;
 using namespace Gudhi::Persistence_representations;