From d1d6fae5fdd16e6d8604433faa314028989d5c5e Mon Sep 17 00:00:00 2001
From: Mayank Mamgain <56592363+Mayank17M@users.noreply.github.com>
Date: Thu, 9 Sep 2021 12:24:21 +0530
Subject: [PATCH] Update graph/travelling_salesman_problem.cpp

Co-authored-by: David Leal <halfpacho@gmail.com>
---
 graph/travelling_salesman_problem.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/graph/travelling_salesman_problem.cpp b/graph/travelling_salesman_problem.cpp
index cc789b1e5..ebfa342ab 100644
--- a/graph/travelling_salesman_problem.cpp
+++ b/graph/travelling_salesman_problem.cpp
@@ -105,7 +105,7 @@ static void tests() {
  * @returns 0 on exit
  */
 int main() {
-    tests();
+    tests();  // run self-test implementations
     std::vector<std::vector<int>> cities = {
         {0, 5, 10, 15}, {5, 0, 20, 30}, {10, 20, 0, 35}, {15, 30, 35, 0}};
     int V = cities.size();