diff --git a/client/func/runtime_call.c b/client/func/runtime_call.c
index 5439963..eb50910 100644
--- a/client/func/runtime_call.c
+++ b/client/func/runtime_call.c
@@ -1,7 +1,8 @@
 void runtime_call(){
 	char a;
+	char b;
 	printf("input connection mode\n");
-	scanf("%c",&a);
+	scanf("%c%c",&a,&b);
 	for(;a!='q';){
 		if(a=='1'){
 			//sync
@@ -9,12 +10,13 @@ void runtime_call(){
 		}
 		else if(a=='2'){
 			//trans
+			trans_client();
 		}
 		else if(a=='3'){
 			//http
 		}
 		printf("input connection mode again\n");
-		scanf("%c",&a);
+		scanf("%c%c",&a,&b);
 	}
 	send(sockad,&a,1,0);
 }
diff --git a/client/func/sync_client.c b/client/func/sync_client.c
index f001b7d..a2e65fa 100644
--- a/client/func/sync_client.c
+++ b/client/func/sync_client.c
@@ -5,15 +5,13 @@ void sync_client(){
 	send(sockad,&a,1,0);
 	char *s;
 	s=(char *)malloc(1024*sizeof(char));
-	scanf("%c",&a);
 	num=sync_get(s);
 	for(;;){
 		send(sockad,s,num,0);
 		printf("keep or not?[Y/N]\n");
-		scanf("%c",&a);
-		scanf("%c",&b);
+		scanf("%c%c",&a,&b);
 		send(sockad,&a,1,0);
-		if(a=='N'|a=='n'){
+		if(a=='N'||a=='n'){
 			break;
 		}
 		num=sync_get(s);
diff --git a/client/func/trans_client.c b/client/func/trans_client.c
new file mode 100644
index 0000000..e0f90d2
--- /dev/null
+++ b/client/func/trans_client.c
@@ -0,0 +1,69 @@
+void trans_client(){
+	char a='2';
+	send(sockad,&a,1,0);
+	char b;
+
+	printf("send or get or quit?[S/G/Q]\n");
+	scanf("%c%c",&a,&b);
+	send(sockad,&a,1,0);
+
+
+	for(;a!='Q'&&a!='q';){
+		if(a=='S'||a=='s'){
+			trans_c_send(name);
+		}
+		else if(a=='G'||a=='g'){
+			trans_c_get(name);
+		}
+
+		printf("send or get or quit?[S/G/Q]\n");
+		scanf("%c%c",&a,&b);
+		send(sockad,&a,1,0);
+
+
+	}
+
+
+}
+
+void trans_c_send(char *name){
+	char *name;
+	name=(char *)malloc(sizeof(char)*128);
+	int num_name;
+	memset(name,0,128*sizeof(char));
+	printf("input the name of file:");
+	scanf("%s",name);
+	num_name=strlen(name);
+	send(sockad,name,num_name,0);
+
+	free(name);
+
+}
+void trans_c_get(char *name){
+	char *name;
+	name=(char *)malloc(sizeof(char)*128);
+	int num_name;
+	memset(name,0,128*sizeof(char));
+	printf("input the name of file:");
+	scanf("%s",name);
+	num_name=strlen(name);
+	send(sockad,name,num_name,0);
+
+	free(name);
+
+}
+
+/*
+void itc(int num_name,char *num_name_char){
+	int a;
+	int i;
+	int m;
+	for(i=0;i<3;i++){
+		m=2-i;
+		m=(int)pow(10,m);
+		a=num_name/m;
+		num_name=num_name-a*m;
+		num_name_char[i]=a+48;
+	}
+}
+*/
diff --git a/client/inclu.h b/client/inclu.h
index b14aca3..935467a 100644
--- a/client/inclu.h
+++ b/client/inclu.h
@@ -1,13 +1,16 @@
 #include <stdio.h>
 #include <stdlib.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
 #include <string.h>
 #include <unistd.h>
+
+#include <sys/socket.h>
+#include <netinet/in.h>
 #include <arpa/inet.h>
 
+
 #include "def.h"
 
+
 #include "func/init_con.c"
 #include "func/runtime_call.c"
 #include "func/sync_client.c"
diff --git a/server/func/runtime_call.c b/server/func/runtime_call.c
index 00b8ff5..61f582a 100644
--- a/server/func/runtime_call.c
+++ b/server/func/runtime_call.c
@@ -9,6 +9,7 @@ void runtime_call(){
 		}
 		else if(a=='2'){
 			//trans
+			trans_server();
 		}
 		else if(a=='3'){
 			//http
diff --git a/server/func/sync_server.c b/server/func/sync_server.c
index 2bc620b..44768ff 100644
--- a/server/func/sync_server.c
+++ b/server/func/sync_server.c
@@ -9,7 +9,7 @@ void sync_server(){
 		s[num]='\0';
 		printf("get chars:%s\n",s);
 		recv(sockad,&a,1,0);
-		if(a=='N'|a=='n'){
+		if(a=='N'||a=='n'){
 			break;
 		}
 		memset(s,0,1024*sizeof(char));
diff --git a/server/func/trans_server.c b/server/func/trans_server.c
new file mode 100644
index 0000000..dcf6c90
--- /dev/null
+++ b/server/func/trans_server.c
@@ -0,0 +1,36 @@
+void trans_server(){
+	char a;
+	//client get or send or quit
+	recv(sockad,&a,1,0);
+
+
+	for(;a!='Q'&&a!='q';){
+		if(a=='S'||a=='s'){
+			trans_s_get();
+		}
+		else if(a=='G'||a=='g'){
+			trans_s_send();
+		}
+		recv(sockad,&a,1,0);
+	}
+}
+
+void trans_s_get(){
+	char *name;
+	name=(char *)malloc(sizeof(char)*128);
+	int num_name;
+	memset(name,0,128*sizeof(char));
+	num_name=recv(sockad,name,128,0);
+	free(name);
+
+}
+
+void trans_s_send(){
+	char *name;
+	name=(char *)malloc(sizeof(char)*128);
+	int num_name;
+	memset(name,0,128*sizeof(char));
+	num_name=recv(sockad,name,128,0);
+	free(name);
+
+}
diff --git a/server/inclu.h b/server/inclu.h
index 75b3ddf..d5efb5d 100644
--- a/server/inclu.h
+++ b/server/inclu.h
@@ -1,10 +1,12 @@
 #include <stdio.h>
 #include <stdlib.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
 #include <string.h>
 #include <unistd.h>
+
 #include <arpa/inet.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+
 
 #include "def.h"
 
diff --git a/test/n b/test/n
new file mode 100755
index 0000000..ed0698e
Binary files /dev/null and b/test/n differ
diff --git a/test/name.c b/test/name.c
new file mode 100644
index 0000000..3c529ff
--- /dev/null
+++ b/test/name.c
@@ -0,0 +1,15 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+int main(){
+	char *name;
+	int b;
+	name=(char *)malloc(128*sizeof(char));
+	memset(name,0,128*sizeof(char));
+	scanf("%s",name);
+	b=strlen(name);
+	printf("%d",name[4]);
+	printf("\nnum:%d",b);
+	return 0;
+}