From bf4b4eeda9762ed9e99c2b24f19331fa0111fcfe Mon Sep 17 00:00:00 2001
From: ROUVREAU Vincent <vincent.rouvreau@inria.fr>
Date: Mon, 27 Jan 2020 10:43:16 +0100
Subject: Code review: Use std::clog instead of std::cout

---
 .../persistence_landscapes/compute_distance_of_landscapes.cpp  | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'src/Persistence_representations/utilities/persistence_landscapes/compute_distance_of_landscapes.cpp')

diff --git a/src/Persistence_representations/utilities/persistence_landscapes/compute_distance_of_landscapes.cpp b/src/Persistence_representations/utilities/persistence_landscapes/compute_distance_of_landscapes.cpp
index 1093c1aa..2246a37d 100644
--- a/src/Persistence_representations/utilities/persistence_landscapes/compute_distance_of_landscapes.cpp
+++ b/src/Persistence_representations/utilities/persistence_landscapes/compute_distance_of_landscapes.cpp
@@ -18,14 +18,14 @@
 using Persistence_landscape = Gudhi::Persistence_representations::Persistence_landscape;
 
 int main(int argc, char** argv) {
-  std::cout << "This program computes distance of persistence landscapes stored in files (the files needs to be "
+  std::clog << "This program computes distance of persistence landscapes stored in files (the files needs to be "
             << "created beforehand).\n"
             << "The first parameter of a program is an integer p. The program compute L^p distance of the two heat "
             << "maps. For L^infty distance choose p = -1. \n"
             << "The remaining parameters of this program are names of files with persistence landscapes.\n";
 
   if (argc < 3) {
-    std::cout << "Wrong number of parameters, the program will now terminate \n";
+    std::clog << "Wrong number of parameters, the program will now terminate \n";
     return 1;
   }
 
@@ -68,14 +68,14 @@ int main(int argc, char** argv) {
   out.open("distance.land");
   for (size_t i = 0; i != distance.size(); ++i) {
     for (size_t j = 0; j != distance.size(); ++j) {
-      std::cout << distance[i][j] << " ";
+      std::clog << distance[i][j] << " ";
       out << distance[i][j] << " ";
     }
-    std::cout << std::endl;
+    std::clog << std::endl;
     out << std::endl;
   }
   out.close();
 
-  std::cout << "Distance can be found in 'distance.land' file\n";
+  std::clog << "Distance can be found in 'distance.land' file\n";
   return 0;
 }
-- 
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