From b4f7309082de2df9af71aa1844f567e8abe7ed0d Mon Sep 17 00:00:00 2001
From: jc <jc@git.server>
Date: Fri, 15 Nov 2024 23:46:13 +0300
Subject: [PATCH] C code

---
 blockctf_2024/echo/echo.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 blockctf_2024/echo/echo.c

diff --git a/blockctf_2024/echo/echo.c b/blockctf_2024/echo/echo.c
new file mode 100644
index 0000000..9fc83f1
--- /dev/null
+++ b/blockctf_2024/echo/echo.c
@@ -0,0 +1,20 @@
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+void print_flag() {
+    puts(getenv("FLAG"));
+    puts("^^ Flag!!111!!!! ^^");
+}
+
+void do_echo() {
+    uint8_t echo_buffer[256] = {0};
+    gets(echo_buffer);
+    puts(echo_buffer);
+}
+
+int main(void) {
+    puts("ECHO! Echo! echo!");
+    do_echo();
+    return 0;
+}