From d8fa6bbd39542b9428bdad3ccd3d62a98485666a Mon Sep 17 00:00:00 2001
From: Guan Yuankai <whistle_op@hotmail.com>
Date: Mon, 15 Dec 2025 16:38:30 +0800
Subject: [PATCH] feat(trainig): add helloworld! implementation.

---
 participants/gyk/helloworld.cc | 6 ++++++
 1 file changed, 6 insertions(+)
 create mode 100644 participants/gyk/helloworld.cc

diff --git a/participants/gyk/helloworld.cc b/participants/gyk/helloworld.cc
new file mode 100644
index 0000000..0539929
--- /dev/null
+++ b/participants/gyk/helloworld.cc
@@ -0,0 +1,6 @@
+#include <cstdio>
+int main()
+{
+	printf("hello world!");
+	return 0;
+}
\ No newline at end of file