From 029688e143109344989b1529259e391822abb0aa Mon Sep 17 00:00:00 2001
From: Nguyễn Gia Phong <vn.mcsinyx@gmail.com>
Date: Sun, 21 Jul 2019 03:21:00 +0700
Subject: [cpptour] Learn the basis

---
 cpptour/square.cc | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 cpptour/square.cc

(limited to 'cpptour/square.cc')

diff --git a/cpptour/square.cc b/cpptour/square.cc
new file mode 100644
index 0000000..fb14456
--- /dev/null
+++ b/cpptour/square.cc
@@ -0,0 +1,21 @@
+#include <iostream>
+
+using namespace std;
+
+double
+square (double x)
+{
+  return x * x;
+}
+
+void
+print_square (double x)
+{
+  cout << "the quare of " << x << " is " << square (x) << endl;
+}
+
+int
+main ()
+{
+  print_square (1.234);
+}
-- 
cgit 1.4.1