From fd028d72a79fea058341be41b8ca9ea59c5ec5cb Mon Sep 17 00:00:00 2001
From: pumnflqv2 <ggdxz77@163.com>
Date: Tue, 5 Jul 2022 04:54:18 +0800
Subject: [PATCH] ADD file via upload

---
 b/2/echo.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 b/2/echo.c

diff --git a/b/2/echo.c b/b/2/echo.c
new file mode 100644
index 0000000..23670e5
--- /dev/null
+++ b/b/2/echo.c
@@ -0,0 +1,12 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+int main(int argc, char **argv)
+{
+	if (argc == 1)
+		return EXIT_FAILURE;
+
+	write(1, argv[1], strlen(argv[1]));
+	return EXIT_SUCCESS;
+}