From 7c232332211a740df12b9828bc0bc53418fe3bd9 Mon Sep 17 00:00:00 2001
From: Hatter Jiang <jht5945@gmail.com>
Date: Mon, 10 Feb 2020 00:45:05 +0800
Subject: [PATCH] add hello world

---
 single_file_tests/hello_world.cc | 7 +++++++
 1 file changed, 7 insertions(+)
 create mode 100644 single_file_tests/hello_world.cc

diff --git a/single_file_tests/hello_world.cc b/single_file_tests/hello_world.cc
new file mode 100644
index 0000000..d9fe9de
--- /dev/null
+++ b/single_file_tests/hello_world.cc
@@ -0,0 +1,7 @@
+#include <iostream>
+
+using namespace std;
+
+int main() {
+    cout << "hello" << " " << "world" << "!" << endl;
+}
\ No newline at end of file