From b129fd7de2f79659ac217cd456c7acd1b349ac16 Mon Sep 17 00:00:00 2001
From: "exercism-solutions-syncer[bot]"
 <211797793+exercism-solutions-syncer[bot]@users.noreply.github.com>
Date: Thu, 25 Sep 2025 13:54:37 +0000
Subject: [PATCH] [Sync Iteration] c/hello-world/1

---
 solutions/c/hello-world/1/hello_world.c |  7 +++++++
 solutions/c/hello-world/1/hello_world.h | 14 ++++++++++++++
 2 files changed, 21 insertions(+)
 create mode 100644 solutions/c/hello-world/1/hello_world.c
 create mode 100644 solutions/c/hello-world/1/hello_world.h

diff --git a/solutions/c/hello-world/1/hello_world.c b/solutions/c/hello-world/1/hello_world.c
new file mode 100644
index 0000000..7be10b9
--- /dev/null
+++ b/solutions/c/hello-world/1/hello_world.c
@@ -0,0 +1,7 @@
+#include "hello_world.h"
+
+// Define the function itself.
+const char *hello(void)
+{
+        return "Hello, World!";
+}
diff --git a/solutions/c/hello-world/1/hello_world.h b/solutions/c/hello-world/1/hello_world.h
new file mode 100644
index 0000000..70c0bb5
--- /dev/null
+++ b/solutions/c/hello-world/1/hello_world.h
@@ -0,0 +1,14 @@
+// This is called an include guard, which ensures that the header is only
+// included once. You could alternatively use '#pragma once'. See
+// https://en.wikipedia.org/wiki/Include_guard.
+#ifndef HELLO_WORLD_H
+#define HELLO_WORLD_H
+
+// Declare the 'hello()' function, which takes no arguments and returns a
+// 'const char *', i.e. a pointer to a character (in this case the first
+// character in a string). The function itself is defined in the hello_world.c
+// source file. This function is called by the test case(s) in the test source
+// file test_hello_world.c.
+const char *hello(void);
+
+#endif