From 67bb27e9f5beec4d8ca0a6c29f045d5f23d6f40f Mon Sep 17 00:00:00 2001
From: Nguyễn Gia Phong <mcsinyx@disroot.org>
Date: Sun, 28 Feb 2021 17:25:57 +0700
Subject: [lang] Reorganize language learning archive

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

(limited to 'lang/cpptour/square.cc')

diff --git a/lang/cpptour/square.cc b/lang/cpptour/square.cc
new file mode 100644
index 0000000..fb14456
--- /dev/null
+++ b/lang/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