1 /*
2  * Copyright (c) 2006-2021, RT-Thread Development Team
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  *
6  * Change Logs:
7  */
8 #include <stdio.h>
9 #include <stdlib.h>
10 
main(void)11 int main(void)
12 {
13     printf("hello!\n");
14 
15     return 0;
16 }
17