From d29479e93370b577adeeb133116ced99dc4f81ff Mon Sep 17 00:00:00 2001
From: Marcin Chrzanowski <marcin.j.chrzanowski@gmail.com>
Date: Thu, 5 Jan 2017 13:38:51 -0500
Subject: Refactor

- Reorder includes
- Unify reference style
- Improve whitespace
---
 src/graph.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'src/graph.h')

diff --git a/src/graph.h b/src/graph.h
index 47dce16..317024e 100644
--- a/src/graph.h
+++ b/src/graph.h
@@ -29,16 +29,16 @@ public:
         std::sort(orderable_vertices_.begin(), orderable_vertices_.end());
     }
 
-    const std::vector<int> & get_vertices() const {
+    const std::vector<int>& get_vertices() const {
         return orderable_vertices_;
     }
 
-    const std::vector<int> & get_neighbors(int vertex) const {
+    const std::vector<int>& get_neighbors(int vertex) const {
         return graph_.find(vertex)->second;
     }
 
     bool has_out_edges(int vertex) const {
-        return has_out_edges_.count(vertex) > 0;
+        return has_out_edges_.find(vertex) == has_out_edges_.end();
     }
 
 private:
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