got it to work, not sure on protocol.

1 files changed, 1 insertions, 1 deletions

diff --git a/client.c b/client.c
index 6e6c95a..5edff63 100644
--- a/client.c
+++ b/client.c
@@ -156,7 +156,7 @@ void *reply_thread_routine(void* args) {
         printf("client: replyType: %d, stringSize: %d\n", buf[0], buf[1]);
         // print the while buffer by char
         for (int i = 0; i < recvbytes; i++) {
-            printf("%d", buf[i]);
+            printf("%c ", buf[i]);
         }
 
         struct Reply reply;