用C语言数组实现字符串复制

int main(int argc, const char *argv[])
{
	char arr[] = "hello";
	char brr[] = "word";
	int i;
	for(i=0;brr[i]!='\0';i++)
	{
		arr[i]=brr[i];
	}
	arr[i]=brr[i];
	printf("arr = { %s }\n",arr);
	return 0;
}