diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..13566b8
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..53624c9
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="MakefileSettings">
+    <option name="linkedExternalProjectsSettings">
+      <MakefileProjectSettings>
+        <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="modules">
+          <set>
+            <option value="$PROJECT_DIR$" />
+          </set>
+        </option>
+        <option name="version" value="2" />
+      </MakefileProjectSettings>
+    </option>
+  </component>
+  <component name="MakefileWorkspace" PROJECT_DIR="$PROJECT_DIR$" />
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/build/APP b/build/APP
deleted file mode 100755
index adb2162..0000000
Binary files a/build/APP and /dev/null differ
diff --git a/src/app/interface/client/interface_client.c b/src/app/interface/client/interface_client.c
index e69de29..5398fcf 100644
--- a/src/app/interface/client/interface_client.c
+++ b/src/app/interface/client/interface_client.c
@@ -0,0 +1,2 @@
+#include "interface_client.h"
+
diff --git a/src/app/interface/client/interface_client.h b/src/app/interface/client/interface_client.h
index e69de29..89a5f92 100644
--- a/src/app/interface/client/interface_client.h
+++ b/src/app/interface/client/interface_client.h
@@ -0,0 +1,14 @@
+#include<stdio.h>
+
+void affiche_client()
+{
+    printf("\n");
+    printf("--------------- \n");
+    printf("|| Bonjour ! ||\n") ;
+    printf("--------------- \n");
+    printf("\n");
+    printf("-------------------------------------------------------------------\n");
+    printf("|| Que voulez-vous faire ? \t \t \t \t \t || \n") ;
+    printf("||\t1 : Afficher le récapitulatif de votre panier. \t \t \t \t || \n") ;
+    printf("-------------------------------------------------------------------\n");
+}
\ No newline at end of file
diff --git a/src/app/interface/resp/interface_resp.c b/src/app/interface/resp/interface_resp.c
index e69de29..b62b362 100644
--- a/src/app/interface/resp/interface_resp.c
+++ b/src/app/interface/resp/interface_resp.c
@@ -0,0 +1 @@
+#include "interface_resp.h"
\ No newline at end of file
diff --git a/src/main.c b/src/main.c
index 953296e..78fcf98 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,5 +1,7 @@
 #include<stdio.h>
 #include<stdlib.h>
+#include "app/interface/client/interface_client.h"
+#include "app/interface/resp/interface_resp.h"
 
 int main(){
     printf("Hello World\n");