From b38d9929f7a015b56b847fde7e83f814f354497e Mon Sep 17 00:00:00 2001
From: Nguyễn Gia Phong <vn.mcsinyx@gmail.com>
Date: Mon, 11 Nov 2019 17:55:52 +0700
Subject: One does not simply do CP well in NNN

---
 cpptour/Vector.cc | 23 ++++++++++++++++++-----
 1 file changed, 18 insertions(+), 5 deletions(-)

(limited to 'cpptour/Vector.cc')

diff --git a/cpptour/Vector.cc b/cpptour/Vector.cc
index aa09eef..8f94345 100644
--- a/cpptour/Vector.cc
+++ b/cpptour/Vector.cc
@@ -12,14 +12,27 @@ Vector::Vector (int s)
   sz = s;
 }
 
-double& Vector::operator[] (int i)
+Vector::Vector (initializer_list<double> lst)
+: elem {new double[lst.size()]}, sz {static_cast<int> (lst.size())}
 {
-  if (i < 0 || size() <= i)
-    throw out_of_range{"Vector::operator[]"};
-  return elem[i];
+  copy(lst.begin(), lst.end(), elem);
+}
+
+Vector::~Vector ()
+{
+  delete[] elem;
 }
 
-int Vector::size () noexcept
+int
+Vector::size () noexcept
 {
   return sz;
 }
+
+double&
+Vector::operator[] (int i)
+{
+  if (i < 0 || size() <= i)
+    throw out_of_range{"Vector::operator[]"};
+  return elem[i];
+}
-- 
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