From 0fa3378234bf4796677f7dcca6488c7a16632c17 Mon Sep 17 00:00:00 2001
From: Angeld55 <achi_d@abv.bg>
Date: Tue, 24 Sep 2019 00:14:03 +0300
Subject: Add files via upload

---
 Polymorphism/MathExpression/Operation.hpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'Polymorphism/MathExpression/Operation.hpp')

diff --git a/Polymorphism/MathExpression/Operation.hpp b/Polymorphism/MathExpression/Operation.hpp
index cfa9534..ade8404 100644
--- a/Polymorphism/MathExpression/Operation.hpp
+++ b/Polymorphism/MathExpression/Operation.hpp
@@ -1,3 +1,5 @@
+#pragma once
+#include "Expression.hpp"
 class Operation : public Expression
 {
 
-- 
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