From 066627f5e24db91522d66e62a52d5b7b6a5c511f Mon Sep 17 00:00:00 2001
From: denes <denes@matetelki.com>
Date: Thu, 3 Oct 2019 16:45:47 +0200
Subject: [PATCH] Taking out the 'logic' to a header

---
 CMakeLists.txt |  5 ++++-
 dummy_lib.hpp  | 17 +++++++++++++++++
 main.cpp       | 11 +++--------
 3 files changed, 24 insertions(+), 9 deletions(-)
 create mode 100644 dummy_lib.hpp

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0df3d49..06b711a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,3 +1,6 @@
 cmake_minimum_required (VERSION 3.10)
 project (PerformanceMeasuring)
-add_executable(performance_measuring main.cpp)
+
+set(HEADER_FILES dummy_lib.hpp)
+
+add_executable(performance_measuring main.cpp ${HEADER_FILES})
diff --git a/dummy_lib.hpp b/dummy_lib.hpp
new file mode 100644
index 0000000..e421ce1
--- /dev/null
+++ b/dummy_lib.hpp
@@ -0,0 +1,17 @@
+#ifndef DUMMY_LIB_HPP
+#define DUMMY_LIB_HPP
+
+#include <vector>
+#include <algorithm>
+
+namespace performance_measuring {
+
+int compute(const std::vector<int>& v)
+{
+	int min = *std::min_element(v.begin(), v.end());
+	return std::count(v.begin(), v.end(), min);
+}
+
+}
+
+#endif
diff --git a/main.cpp b/main.cpp
index d654b7c..8ca3223 100644
--- a/main.cpp
+++ b/main.cpp
@@ -2,7 +2,8 @@
 #include <ctime>
 
 #include <vector>
-#include <algorithm>
+
+#include "dummy_lib.hpp"
 
 
 std::vector<int> generate_random_numbers(int n, int min, int max)
@@ -15,19 +16,13 @@ std::vector<int> generate_random_numbers(int n, int min, int max)
 	return v;
 }
 
-int compute(const std::vector<int>& v)
-{
-	int min = *std::min_element(v.begin(), v.end());
-	return std::count(v.begin(), v.end(), min);
-}
-
 int main(int /*argc*/, char* /*argv*/[])
 {
 	std::vector<int> v = generate_random_numbers(10000, 0, 100);
 
 	// How many times does the smallest element occurst in the vector?
 
-	int r = compute(v);
+	int r = performance_measuring::compute(v);
 
 	(void)r;